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BitKeeper/etc/logging_ok:
  auto-union
sql/ha_ndbcluster.h:
  Auto merged
sql/handler.cc:
  Auto merged
sql/handler.h:
  Auto merged
sql/mysql_priv.h:
  Auto merged
sql/sql_base.cc:
  Auto merged
sql/sql_show.cc:
  Auto merged
sql/sql_table.cc:
  Auto merged
mysql-test/mysql-test-run.sh:
  SCCS merged
sql/ha_ndbcluster.cc:
  SCCS merged
This commit is contained in:
unknown 2004-10-03 21:39:04 +00:00
commit ec81fca2d0
23 changed files with 1089 additions and 322 deletions
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1
BitKeeper/etc/logging_ok
View file

@ -94,6 +94,7 @@ kostja@oak.local
lenz@kallisto.mysql.com
lenz@mysql.com
magnus@neptunus.(none)
magnus@shellback.(none)
marko@hundin.mysql.fi
miguel@hegel.(none)
miguel@hegel.br

3
include/my_base.h
View file

@ -241,6 +241,7 @@ enum ha_base_keytype {
#define HA_CREATE_TMP_TABLE 4
#define HA_CREATE_CHECKSUM 8
#define HA_CREATE_DELAY_KEY_WRITE 64
#define HA_CREATE_FROM_ENGINE 128
/* Bits in flag to _status */
@ -287,7 +288,7 @@ enum ha_base_keytype {
#define HA_ERR_ROW_IS_REFERENCED 152 /* Cannot delete a parent row */
#define HA_ERR_NO_SAVEPOINT 153 /* No savepoint with that name */
#define HA_ERR_NON_UNIQUE_BLOCK_SIZE 154 /* Non unique key block size */
#define HA_ERR_OLD_METADATA 155 /* The frm file on disk is old */
#define HA_ERR_NO_SUCH_TABLE 155 /* The table does not exist in engine */
#define HA_ERR_TABLE_EXIST 156 /* The table existed in storage engine */
#define HA_ERR_NO_CONNECTION 157 /* Could not connect to storage engine */

3
mysql-test/include/have_ndb.inc
View file

@ -2,3 +2,6 @@
disable_query_log;
show variables like "have_ndbcluster";
enable_query_log;
connect (server1,127.0.0.1,root,,test,$MASTER_MYPORT,$MASTER_MYSOCK);
connect (server2,127.0.0.1,root,,test,$MASTER_MYPORT1,$MASTER_MYSOCK1);
connection server1;

9
mysql-test/install_test_db.sh
View file

@ -36,8 +36,13 @@ then
data=var/slave-data
ldata=$fix_bin/var/slave-data
else
data=var/master-data
ldata=$fix_bin/var/master-data
if [ x$1 = x"-1" ]
then
data=var/master-data1
else
data=var/master-data
fi
ldata=$fix_bin/$data
fi
mdata=$data/mysql

117
mysql-test/mysql-test-run.sh
View file

@ -198,9 +198,11 @@ DYLD_LIBRARY_PATH="$BASEDIR/lib:$BASEDIR/libmysql/.libs:$DYLD_LIBRARY_PATH"
export LD_LIBRARY_PATH DYLD_LIBRARY_PATH
MASTER_RUNNING=0
MASTER1_RUNNING=0
MASTER_MYPORT=9306
MASTER_MYPORT1=9307
SLAVE_RUNNING=0
SLAVE_MYPORT=9307
SLAVE_MYPORT=9308 # leave room for 2 masters for cluster tests
MYSQL_MANAGER_PORT=9305 # needs to be out of the way of slaves
NDBCLUSTER_PORT=9350
MYSQL_MANAGER_PW_FILE=$MYSQL_TEST_DIR/var/tmp/manager.pwd
@ -254,9 +256,9 @@ while test $# -gt 0; do
--extern) USE_RUNNING_SERVER="1" ;;
--with-ndbcluster)
USE_NDBCLUSTER="--ndbcluster" ;;
--ndbconnectstring=*)
--ndb-connectstring=*)
USE_NDBCLUSTER="--ndbcluster" ;
USE_RUNNING_NDBCLUSTER=`$ECHO "$1" | $SED -e "s;--ndbconnectstring=;;"` ;;
USE_RUNNING_NDBCLUSTER=`$ECHO "$1" | $SED -e "s;--ndb-connectstring=;;"` ;;
--tmpdir=*) MYSQL_TMP_DIR=`$ECHO "$1" | $SED -e "s;--tmpdir=;;"` ;;
--local-master)
MASTER_MYPORT=3306;
@ -437,6 +439,7 @@ MANAGER_PID_FILE="$MYRUN_DIR/manager.pid"
MASTER_MYDDIR="$MYSQL_TEST_DIR/var/master-data"
MASTER_MYSOCK="$MYSQL_TMP_DIR/master.sock"
MASTER_MYSOCK1=$MYSQL_MYSOCK"1"
MASTER_MYPID="$MYRUN_DIR/master.pid"
MASTER_MYLOG="$MYSQL_TEST_DIR/var/log/master.log"
MASTER_MYERR="$MYSQL_TEST_DIR/var/log/master.err"
@ -450,7 +453,7 @@ SLAVE_MYERR="$MYSQL_TEST_DIR/var/log/slave.err"
CURRENT_TEST="$MYSQL_TEST_DIR/var/log/current_test"
SMALL_SERVER="--key_buffer_size=1M --sort_buffer=256K --max_heap_table_size=1M"
export MASTER_MYPORT SLAVE_MYPORT MYSQL_TCP_PORT MASTER_MYSOCK
export MASTER_MYPORT MASTER_MYPORT1 SLAVE_MYPORT MYSQL_TCP_PORT MASTER_MYSOCK MASTER_MYSOCK1
if [ x$SOURCE_DIST = x1 ] ; then
MY_BASEDIR=$MYSQL_TEST_DIR
@ -518,6 +521,7 @@ if [ x$SOURCE_DIST = x1 ] ; then
CHARSETSDIR="$BASEDIR/sql/share/charsets"
INSTALL_DB="./install_test_db"
MYSQL_FIX_SYSTEM_TABLES="$BASEDIR/scripts/mysql_fix_privilege_tables"
NDB_TOOLS_DIR="$BASEDIR/ndb/tools"
else
if test -x "$BASEDIR/libexec/mysqld"
then
@ -538,6 +542,7 @@ else
MYSQL="$CLIENT_BINDIR/mysql"
INSTALL_DB="./install_test_db --bin"
MYSQL_FIX_SYSTEM_TABLES="$CLIENT_BINDIR/mysql_fix_privilege_tables"
NDB_TOOLS_DIR="$CLIENT_BINDIR"
if test -d "$BASEDIR/share/mysql/english"
then
LANGUAGE="$BASEDIR/share/mysql/english/"
@ -585,6 +590,7 @@ MYSQL_BINLOG="$MYSQL_BINLOG --no-defaults --local-load=$MYSQL_TMP_DIR $EXTRA_MYS
MYSQL_FIX_SYSTEM_TABLES="$MYSQL_FIX_SYSTEM_TABLES --no-defaults --host=localhost --port=$MASTER_MYPORT --socket=$MASTER_MYSOCK --user=root --password=$DBPASSWD --basedir=$BASEDIR --bindir=$CLIENT_BINDIR --verbose"
MYSQL="$MYSQL --host=localhost --port=$MASTER_MYPORT --socket=$MASTER_MYSOCK --user=root --password=$DBPASSWD"
export MYSQL MYSQL_DUMP MYSQL_BINLOG MYSQL_FIX_SYSTEM_TABLES CLIENT_BINDIR TESTS_BINDIR
export NDB_TOOLS_DIR
MYSQL_TEST_ARGS="--no-defaults --socket=$MASTER_MYSOCK --database=$DB \
--user=$DBUSER --password=$DBPASSWD --silent -v --skip-safemalloc \
@ -751,13 +757,22 @@ report_stats () {
mysql_install_db () {
$ECHO "Removing Stale Files"
$RM -rf $MASTER_MYDDIR $SLAVE_MYDDIR $MY_LOG_DIR/*
$RM -rf $MASTER_MYDDIR $MASTER_MYDDIR"1" $SLAVE_MYDDIR $MY_LOG_DIR/*
$ECHO "Installing Master Databases"
$INSTALL_DB
if [ $? != 0 ]; then
error "Could not install master test DBs"
exit 1
fi
if [ ! -z "$USE_NDBCLUSTER" ]
then
$ECHO "Installing Master Databases 1"
$INSTALL_DB -1
if [ $? != 0 ]; then
error "Could not install master test DBs 1"
exit 1
fi
fi
$ECHO "Installing Slave Databases"
$INSTALL_DB -slave
if [ $? != 0 ]; then
@ -896,10 +911,10 @@ manager_term()
ident=$2
if [ $USE_MANAGER = 0 ] ; then
# Shutdown time must be high as slave may be in reconnect
$MYSQLADMIN --no-defaults -uroot --socket=$MYSQL_TMP_DIR/$ident.sock --connect_timeout=5 --shutdown_timeout=70 shutdown >> $MYSQL_MANAGER_LOG 2>&1
$MYSQLADMIN --no-defaults -uroot --socket=$MYSQL_TMP_DIR/$ident.sock$3 --connect_timeout=5 --shutdown_timeout=70 shutdown >> $MYSQL_MANAGER_LOG 2>&1
res=$?
# Some systems require an extra connect
$MYSQLADMIN --no-defaults -uroot --socket=$MYSQL_TMP_DIR/$ident.sock --connect_timeout=1 ping >> $MYSQL_MANAGER_LOG 2>&1
$MYSQLADMIN --no-defaults -uroot --socket=$MYSQL_TMP_DIR/$ident.sock$3 --connect_timeout=1 ping >> $MYSQL_MANAGER_LOG 2>&1
if test $res = 0
then
wait_for_pid $pid
@ -918,17 +933,18 @@ EOF
start_master()
{
if [ x$MASTER_RUNNING = x1 ] || [ x$LOCAL_MASTER = x1 ] ; then
eval "this_master_running=\$MASTER$1_RUNNING"
if [ x$this_master_running = x1 ] || [ x$LOCAL_MASTER = x1 ] ; then
return
fi
# Remove stale binary logs except for 2 tests which need them
if [ "$tname" != "rpl_crash_binlog_ib_1b" ] && [ "$tname" != "rpl_crash_binlog_ib_2b" ] && [ "$tname" != "rpl_crash_binlog_ib_3b" ]
then
$RM -f $MYSQL_TEST_DIR/var/log/master-bin.*
$RM -f $MYSQL_TEST_DIR/var/log/master-bin$1.*
fi
# Remove old master.info and relay-log.info files
$RM -f $MYSQL_TEST_DIR/var/master-data/master.info $MYSQL_TEST_DIR/var/master-data/relay-log.info
$RM -f $MYSQL_TEST_DIR/var/master-data$1/master.info $MYSQL_TEST_DIR/var/master-data$1/relay-log.info
#run master initialization shell script if one exists
@ -937,20 +953,27 @@ start_master()
/bin/sh $master_init_script
fi
cd $BASEDIR # for gcov
if [ -n "$1" ] ; then
id=`$EXPR $1 + 101`;
this_master_myport=`$EXPR $MASTER_MYPORT + $1`
else
id=1;
this_master_myport=$MASTER_MYPORT
fi
if [ -z "$DO_BENCH" ]
then
master_args="--no-defaults --log-bin=$MYSQL_TEST_DIR/var/log/master-bin \
--server-id=1 \
master_args="--no-defaults --log-bin=$MYSQL_TEST_DIR/var/log/master-bin$1 \
--server-id=$id \
--basedir=$MY_BASEDIR \
--port=$MASTER_MYPORT \
--port=$this_master_myport \
--local-infile \
--exit-info=256 \
--core \
$USE_NDBCLUSTER \
--datadir=$MASTER_MYDDIR \
--pid-file=$MASTER_MYPID \
--socket=$MASTER_MYSOCK \
--log=$MASTER_MYLOG \
--datadir=$MASTER_MYDDIR$1 \
--pid-file=$MASTER_MYPID$1 \
--socket=$MASTER_MYSOCK$1 \
--log=$MASTER_MYLOG$1 \
--character-sets-dir=$CHARSETSDIR \
--default-character-set=$CHARACTER_SET \
--tmpdir=$MYSQL_TMP_DIR \
@ -961,14 +984,14 @@ start_master()
$SMALL_SERVER \
$EXTRA_MASTER_OPT $EXTRA_MASTER_MYSQLD_OPT"
else
master_args="--no-defaults --log-bin=$MYSQL_TEST_DIR/var/log/master-bin \
--server-id=1 --rpl-recovery-rank=1 \
master_args="--no-defaults --log-bin=$MYSQL_TEST_DIR/var/log/master-bin$1 \
--server-id=$id --rpl-recovery-rank=1 \
--basedir=$MY_BASEDIR --init-rpl-role=master \
--port=$MASTER_MYPORT \
--port=$this_master_myport \
--local-infile \
--datadir=$MASTER_MYDDIR \
--pid-file=$MASTER_MYPID \
--socket=$MASTER_MYSOCK \
--datadir=$MASTER_MYDDIR$1 \
--pid-file=$MASTER_MYPID$1 \
--socket=$MASTER_MYSOCK$1 \
--character-sets-dir=$CHARSETSDIR \
--default-character-set=$CHARACTER_SET \
--core \
@ -1026,9 +1049,9 @@ EOF
else
manager_launch master $MASTER_MYSQLD $master_args
fi
sleep_until_file_created $MASTER_MYPID $wait_for_master
sleep_until_file_created $MASTER_MYPID$1 $wait_for_master
wait_for_master=$SLEEP_TIME_FOR_SECOND_MASTER
MASTER_RUNNING=1
eval "MASTER$1_RUNNING=1"
}
start_slave()
@ -1204,22 +1227,23 @@ stop_slave_threads ()
stop_master ()
{
if [ x$MASTER_RUNNING = x1 ]
eval "this_master_running=\$MASTER$1_RUNNING"
if [ x$this_master_running = x1 ]
then
# For embedded server we don't stop anyting but mark that
# MASTER_RUNNING=0 to get cleanup when calling start_master().
if [ x$USE_EMBEDDED_SERVER != x1 ] ; then
pid=`$CAT $MASTER_MYPID`
manager_term $pid master
if [ $? != 0 ] && [ -f $MASTER_MYPID ]
pid=`$CAT $MASTER_MYPID$1`
manager_term $pid master $1
if [ $? != 0 ] && [ -f $MASTER_MYPID$1 ]
then # try harder!
$ECHO "master not cooperating with mysqladmin, will try manual kill"
kill $pid
sleep_until_file_deleted $pid $MASTER_MYPID
if [ -f $MASTER_MYPID ] ; then
sleep_until_file_deleted $pid $MASTER_MYPID$1
if [ -f $MASTER_MYPID$1 ] ; then
$ECHO "master refused to die. Sending SIGKILL"
kill -9 `$CAT $MASTER_MYPID`
$RM -f $MASTER_MYPID
kill -9 `$CAT $MASTER_MYPID$1`
$RM -f $MASTER_MYPID$1
else
$ECHO "master responded to SIGTERM "
fi
@ -1227,7 +1251,7 @@ stop_master ()
sleep $SLEEP_TIME_AFTER_RESTART
fi
fi
MASTER_RUNNING=0
eval "MASTER$1_RUNNING=0"
fi
}
@ -1237,6 +1261,7 @@ mysql_stop ()
$ECHO "Shutting-down MySQL daemon"
$ECHO ""
stop_master
stop_master 1
$ECHO "Master shutdown finished"
stop_slave
stop_slave 1
@ -1367,8 +1392,12 @@ run_testcase ()
;;
esac
stop_master
stop_master 1
echo "CURRENT_TEST: $tname" >> $MASTER_MYERR
start_master
if [ -n "$USE_NDBCLUSTER" -a -z "$DO_BENCH" ] ; then
start_master 1
fi
TZ=$MY_TZ; export TZ
else
# If we had extra master opts to the previous run
@ -1379,8 +1408,12 @@ run_testcase ()
then
EXTRA_MASTER_OPT=""
stop_master
stop_master 1
echo "CURRENT_TEST: $tname" >> $MASTER_MYERR
start_master
if [ -n "$USE_NDBCLUSTER" -a -z "$DO_BENCH" ] ; then
start_master 1
fi
else
echo "CURRENT_TEST: $tname" >> $MASTER_MYERR
fi
@ -1534,11 +1567,11 @@ then
if [ ! -z "$USE_NDBCLUSTER" ]
then
if [ -z "$USE_RUNNING_NDBCLUSTER" ]
then
# Kill any running ndbcluster stuff
./ndb/ndbcluster --data-dir=$MYSQL_TEST_DIR/var --port-base=$NDBCLUSTER_PORT --stop
fi
if [ -z "$USE_RUNNING_NDBCLUSTER" ]
then
# Kill any running ndbcluster stuff
./ndb/ndbcluster --data-dir=$MYSQL_TEST_DIR/var --port-base=$NDBCLUSTER_PORT --stop
fi
fi
# Remove files that can cause problems
@ -1547,6 +1580,7 @@ then
# Remove old berkeley db log files that can confuse the server
$RM -f $MASTER_MYDDIR/log.*
$RM -f $MASTER_MYDDIR"1"/log.*
wait_for_master=$SLEEP_TIME_FOR_FIRST_MASTER
wait_for_slave=$SLEEP_TIME_FOR_FIRST_SLAVE
@ -1558,7 +1592,7 @@ then
if [ -z "$USE_RUNNING_NDBCLUSTER" ]
then
echo "Starting ndbcluster"
if [ "$DO_BENCH" = 1 ]
if [ "$DO_BENCH" = 1 -a ! "$DO_SMALL_BENCH" = 1 ]
then
NDBCLUSTER_OPTS=""
else
@ -1566,10 +1600,13 @@ then
fi
./ndb/ndbcluster --port-base=$NDBCLUSTER_PORT $NDBCLUSTER_OPTS --diskless --initial --data-dir=$MYSQL_TEST_DIR/var || exit 1
USE_NDBCLUSTER="$USE_NDBCLUSTER --ndb-connectstring=\"host=localhost:$NDBCLUSTER_PORT\""
NDB_CONNECTSTRING="localhost:$NDBCLUSTER_PORT"
else
USE_NDBCLUSTER="$USE_NDBCLUSTER --ndb-connectstring=\"$USE_RUNNING_NDBCLUSTER\""
NDB_CONNECTSTRING="$USE_RUNNING_NDBCLUSTER"
echo "Using ndbcluster at $USE_NDBCLUSTER"
fi
export NDB_CONNECTSTRING
fi
start_manager

160
mysql-test/r/ndb_autodiscover.result
View file

@ -1,4 +1,4 @@
drop table if exists t1,t2,t3,t4,t5,t6,t9;
drop table if exists t1,t2,t3,t4,t5,t6,t7,t8,t9;
flush status;
create table t1(
id int not null primary key,
@ -94,8 +94,6 @@ ERROR 42S01: Table 't3' already exists
show status like 'handler_discover%';
Variable_name Value
Handler_discover 1
SHOW TABLES FROM test;
Tables_in_test
create table IF NOT EXISTS t3(
id int not null primary key,
id2 int not null,
@ -119,6 +117,162 @@ Variable_name Value
Handler_discover 2
drop table t3;
flush status;
create table t7(
id int not null primary key,
name char(255)
) engine=ndb;
create table t6(
id int not null primary key,
name char(255)
) engine=MyISAM;
insert into t7 values (1, "Explorer");
insert into t6 values (2, "MyISAM table");
select * from t7;
id name
1 Explorer
show status like 'handler_discover%';
Variable_name Value
Handler_discover 0
flush tables;
show tables from test;
Tables_in_test
t6
t7
show status like 'handler_discover%';
Variable_name Value
Handler_discover 1
flush tables;
show table status;
Name Engine Version Row_format Rows Avg_row_length Data_length Max_data_length Index_length Data_free Auto_increment Create_time Update_time Check_time Collation Checksum Create_options Comment
t6 MyISAM 9 Fixed 1 260 # # # 0 NULL # # NULL # NULL
t7 ndbcluster 9 Fixed 1 0 # # # 0 NULL # # NULL # NULL
show status like 'handler_discover%';
Variable_name Value
Handler_discover 2
drop table t6, t7;
flush status;
create table t4(
id int not null primary key,
name char(27)
) engine=ndb;
insert into t4 values (1, "Automatic");
select * from t4;
id name
1 Automatic
select * from t4;
ERROR 42S02: Table 'test.t4' doesn't exist
select * from t4;
ERROR 42S02: Table 'test.t4' doesn't exist
show status like 'handler_discover%';
Variable_name Value
Handler_discover 0
drop table t4;
flush status;
create table t4(
id int not null primary key,
id2 int,
name char(27)
) engine=ndb;
insert into t4 values (1, 76, "Automatic2");
select * from t4;
id id2 name
1 76 Automatic2
flush tables;
SHOW TABLES;
Tables_in_test
select * from t4;
ERROR 42S02: Table 'test.t4' doesn't exist
flush status;
create table t1(id int) engine=ndbcluster;
create table t2(id int, b char(255)) engine=myisam;
create table t3(id int, c char(255)) engine=ndbcluster;
create table t4(id int) engine=myisam;
create table t5(id int, d char(56)) engine=ndbcluster;
create table t6(id int) engine=ndbcluster;
create table t7(id int) engine=ndbcluster;
create table t8(id int, e char(34)) engine=myisam;
create table t9(id int) engine=myisam;
insert into t2 values (2, "myisam table 2");
insert into t3 values (3, "ndb table 3");
insert into t5 values (5, "ndb table 5");
insert into t6 values (6);
insert into t8 values (8, "myisam table 8");
insert into t9 values (9);
SHOW TABLES;
Tables_in_test
t1
t2
t4
t8
t9
t7
t6
select * from t6;
id
6
select * from t7;
id
show status like 'handler_discover%';
Variable_name Value
Handler_discover 2
drop table t1, t2, t4, t6, t7, t8, t9;
flush status;
create table t1(id int) engine=ndbcluster;
create table t2(id int, b char(255)) engine=myisam;
create table t3(id int, c char(255)) engine=ndbcluster;
create table t4(id int) engine=myisam;
create table t5(id int, d char(56)) engine=ndbcluster;
create table t6(id int) engine=ndbcluster;
create table t7(id int) engine=ndbcluster;
create table t8(id int, e char(34)) engine=myisam;
create table t9(id int) engine=myisam;
insert into t2 values (2, "myisam table 2");
insert into t3 values (3, "ndb table 3");
insert into t5 values (5, "ndb table 5");
insert into t6 values (6);
insert into t8 values (8, "myisam table 8");
insert into t9 values (9);
SHOW TABLES LIKE 't6';
Tables_in_test (t6)
t6
show status like 'handler_discover%';
Variable_name Value
Handler_discover 1
create table t3(a int);
ERROR 42S01: Table 't3' already exists
create table t5(a int);
ERROR 42S01: Table 't5' already exists
SHOW TABLES LIKE 't%';
Tables_in_test (t%)
t1
t2
t4
t6
t8
t9
t7
show status like 'handler_discover%';
Variable_name Value
Handler_discover 2
drop table t1, t2, t4, t6, t7, t8, t9;
flush status;
create table t1(id int) engine=ndbcluster;
create table t2(id int, b char(255)) engine=ndbcluster;
create table t3(id int, c char(255)) engine=ndbcluster;
create table t4(id int) engine=myisam;
insert into t1 values (1);
insert into t2 values (2, "table 2");
insert into t3 values (3, "ndb table 3");
insert into t4 values (4);
flush tables;
select * from t1, t2, t3, t4;
id id b id c id
1 2 table 2 3 ndb table 3 4
show status like 'handler_discover%';
Variable_name Value
Handler_discover 3
drop table t1, t2, t3, t4;
flush status;
show status like 'handler_discover%';
Variable_name Value
Handler_discover 0

250
mysql-test/t/ndb_autodiscover.test
View file

@ -1,7 +1,7 @@
-- source include/have_ndb.inc
--disable_warnings
drop table if exists t1,t2,t3,t4,t5,t6,t9;
drop table if exists t1,t2,t3,t4,t5,t6,t7,t8,t9;
--enable_warnings
################################################
@ -122,7 +122,6 @@ create table t3(
# IF NOT EXISTS wasn't specified
show status like 'handler_discover%';
SHOW TABLES FROM test;
# now it should be discovered
create table IF NOT EXISTS t3(
@ -145,38 +144,226 @@ show status like 'handler_discover%';
drop table t3;
#######################################################
# Test that a table that already exists as frm file
# but not in NDB can be deleted from disk.
##################################################
# Test that a table that already exists in NDB
# is discovered when SHOW TABLES
# is used
#
# Manual test
#flush status;
#
#create table t4(
# id int not null primary key,
# name char(27)
#) engine=ndb;
#insert into t4 values (1, "Automatic");
#select * from t4;
flush status;
create table t7(
id int not null primary key,
name char(255)
) engine=ndb;
create table t6(
id int not null primary key,
name char(255)
) engine=MyISAM;
insert into t7 values (1, "Explorer");
insert into t6 values (2, "MyISAM table");
select * from t7;
show status like 'handler_discover%';
# Remove the frm file from disk
flush tables;
system rm var/master-data/test/t7.frm ;
show tables from test;
show status like 'handler_discover%';
# Remove the frm file from disk again
flush tables;
system rm var/master-data/test/t7.frm ;
--replace_column 7 # 8 # 9 # 12 # 13 # 15 #
show table status;
show status like 'handler_discover%';
drop table t6, t7;
#######################################################
# Test that a table that has been dropped from NDB
# but still exists on disk, get a consistent error message
# saying "No such table existed"
#
flush status;
create table t4(
id int not null primary key,
name char(27)
) engine=ndb;
insert into t4 values (1, "Automatic");
select * from t4;
# Remove the table from NDB
#system drop_tab -c "$NDB_CONNECTSTRING2" -d test t4 > /dev/null ;
#system drop_tab -c "host=localhost:2200;nodeid=5" -d test t4 > /dev/null ;
system exec $NDB_TOOLS_DIR/ndb_drop_table -d test t4 > /dev/null ;
#
#--error 1296
#select * from t4;
# Test that correct error is returned
--error 1146
select * from t4;
--error 1146
select * from t4;
show status like 'handler_discover%';
drop table t4;
#######################################################
# Test that a table that has been dropped from NDB
# but still exists on disk is deleted from disk
# when SHOW TABLES is called
#
#flush table t4;
#--error 1016
#select * from t4;
flush status;
create table t4(
id int not null primary key,
id2 int,
name char(27)
) engine=ndb;
insert into t4 values (1, 76, "Automatic2");
select * from t4;
flush tables;
# Remove the table from NDB
system exec $NDB_TOOLS_DIR/ndb_drop_table -d test t4 > /dev/null ;
SHOW TABLES;
--error 1146
select * from t4;
#######################################################
# Test SHOW TABLES ability to detect new and delete old
# tables. Test all at once using many tables
#
#show status like 'handler_discover%';
#drop table t4;
#flush tables;
#show tables;
#--error 1146
#select * from t4;
flush status;
# Create tables
create table t1(id int) engine=ndbcluster;
create table t2(id int, b char(255)) engine=myisam;
create table t3(id int, c char(255)) engine=ndbcluster;
create table t4(id int) engine=myisam;
create table t5(id int, d char(56)) engine=ndbcluster;
create table t6(id int) engine=ndbcluster;
create table t7(id int) engine=ndbcluster;
create table t8(id int, e char(34)) engine=myisam;
create table t9(id int) engine=myisam;
# Populate tables
insert into t2 values (2, "myisam table 2");
insert into t3 values (3, "ndb table 3");
insert into t5 values (5, "ndb table 5");
insert into t6 values (6);
insert into t8 values (8, "myisam table 8");
insert into t9 values (9);
# Remove t3, t5 from NDB
system exec $NDB_TOOLS_DIR/ndb_drop_table -d test t3 > /dev/null ;
system exec $NDB_TOOLS_DIR/ndb_drop_table -d test t5 > /dev/null ;
# Remove t6, t7 from disk
system rm var/master-data/test/t6.frm > /dev/null ;
system rm var/master-data/test/t7.frm > /dev/null ;
SHOW TABLES;
select * from t6;
select * from t7;
show status like 'handler_discover%';
drop table t1, t2, t4, t6, t7, t8, t9;
#######################################################
# Test SHOW TABLES LIKE ability to detect new and delete old
# tables. Test all at once using many tables.
#
flush status;
# Create tables
create table t1(id int) engine=ndbcluster;
create table t2(id int, b char(255)) engine=myisam;
create table t3(id int, c char(255)) engine=ndbcluster;
create table t4(id int) engine=myisam;
create table t5(id int, d char(56)) engine=ndbcluster;
create table t6(id int) engine=ndbcluster;
create table t7(id int) engine=ndbcluster;
create table t8(id int, e char(34)) engine=myisam;
create table t9(id int) engine=myisam;
# Populate tables
insert into t2 values (2, "myisam table 2");
insert into t3 values (3, "ndb table 3");
insert into t5 values (5, "ndb table 5");
insert into t6 values (6);
insert into t8 values (8, "myisam table 8");
insert into t9 values (9);
# Remove t3, t5 from NDB
system exec $NDB_TOOLS_DIR/ndb_drop_table -d test t3 > /dev/null ;
system exec $NDB_TOOLS_DIR/ndb_drop_table -d test t5 > /dev/null ;
# Remove t6, t7 from disk
system rm var/master-data/test/t6.frm > /dev/null ;
system rm var/master-data/test/t7.frm > /dev/null ;
SHOW TABLES LIKE 't6';
show status like 'handler_discover%';
# Check that t3 or t5 can't be created
# frm files for these tables is stilll on disk
--error 1050
create table t3(a int);
--error 1050
create table t5(a int);
SHOW TABLES LIKE 't%';
show status like 'handler_discover%';
drop table t1, t2, t4, t6, t7, t8, t9;
######################################################
# Test that several tables can be discovered when
# one statement access several table at once.
#
flush status;
# Create tables
create table t1(id int) engine=ndbcluster;
create table t2(id int, b char(255)) engine=ndbcluster;
create table t3(id int, c char(255)) engine=ndbcluster;
create table t4(id int) engine=myisam;
# Populate tables
insert into t1 values (1);
insert into t2 values (2, "table 2");
insert into t3 values (3, "ndb table 3");
insert into t4 values (4);
# Remove t1, t2, t3 from disk
system rm var/master-data/test/t1.frm > /dev/null ;
system rm var/master-data/test/t2.frm > /dev/null ;
system rm var/master-data/test/t3.frm > /dev/null ;
flush tables;
# Select from the table which only exists in NDB.
select * from t1, t2, t3, t4;
# 3 table should have been discovered
show status like 'handler_discover%';
drop table t1, t2, t3, t4;
#########################################################
@ -241,7 +428,6 @@ show status like 'handler_discover%';
drop table t6;
######################################################
# Simple test to show use of discover on startup
# Note! This should always be the last step in this
# file, the table t9 will be used and dropped
# by ndb_autodiscover2
@ -259,9 +445,7 @@ system rm var/master-data/test/t9.frm ;
# Now leave test case, when ndb_autodiscover2 will run, this
# MySQL Server will have been restarted because it has a
# ndb_autodiscover2-master.opt file. And thus the table should
# have been discovered by the "discover on startup" function.
# ndb_autodiscover2-master.opt file.
#TODO
#SLECT * FROM t1, t2, t4;
#handler discover 3;

6
mysql-test/t/ndb_autodiscover2.test
View file

@ -1,14 +1,16 @@
-- source include/have_ndb.inc
#
# Simple test to show use of discover on startup
# Simple test to show use of discover when the server has been restarted
# The previous step has simply removed the frm file
# from disk, but left the table in NDB
#
--sleep 3;
select * from t9 order by a;
# handler_discover should be zero
# handler_discover should be 1
show status like 'handler_discover%';
drop table t9;

5
ndb/include/ndbapi/Ndb.hpp
View file

@ -1087,8 +1087,6 @@ public:
int waitUntilReady(int timeout = 60);
void connected(Uint32 block_reference);
/** @} *********************************************************************/
/**
@ -1447,6 +1445,9 @@ private:
void setup(Ndb_cluster_connection *ndb_cluster_connection,
const char* aCatalogName, const char* aSchemaName);
void connected(Uint32 block_reference);
NdbConnection* startTransactionLocal(Uint32 aPrio, Uint32 aFragmentId);
// Connect the connection object to the Database.

108
ndb/src/mgmsrv/ConfigInfo.cpp
View file

@ -3479,8 +3479,9 @@ check_node_vs_replicas(Vector<ConfigInfo::ConfigRuleSection>&sections,
struct InitConfigFileParser::Context &ctx,
const char * rule_data)
{
Uint32 db_nodes = 0;
Uint32 replicas = 0;
Uint32 db_nodes= 0;
Uint32 replicas= 0;
Uint32 db_host_count= 0;
ctx.m_userProperties.get(DB_TOKEN, &db_nodes);
ctx.m_userProperties.get("NoOfReplicas", &replicas);
if((db_nodes % replicas) != 0){
@ -3488,7 +3489,108 @@ check_node_vs_replicas(Vector<ConfigInfo::ConfigRuleSection>&sections,
"No of nodes must be dividable with no or replicas");
return false;
}
// check that node groups and arbitrators are ok
// just issue warning if not
if(replicas > 1){
Properties * props= ctx.m_config;
Properties p_db_hosts(true); // store hosts which db nodes run on
Properties p_arbitrators(true); // store hosts which arbitrators run on
// arbitrator should not run together with db node on same host
Uint32 i, n, group= 0, i_group= 0;
Uint32 n_nodes;
BaseString node_group_warning, arbitration_warning;
const char *arbit_warn_fmt=
"\n arbitrator with id %d and db node with id %d on same host %s";
ctx.m_userProperties.get("NoOfNodes", &n_nodes);
for (i= 0, n= 0; n < n_nodes; i++){
const Properties * tmp;
if(!props->get("Node", i, &tmp)) continue;
n++;
const char * type;
if(!tmp->get("Type", &type)) continue;
const char* host= 0;
tmp->get("HostName", &host);
if (strcmp(type,DB_TOKEN) == 0)
{
{
Uint32 ii;
if (!p_db_hosts.get(host,&ii))
db_host_count++;
p_db_hosts.put(host,i);
if (p_arbitrators.get(host,&ii))
{
arbitration_warning.appfmt(arbit_warn_fmt, ii, i, host);
p_arbitrators.remove(host); // only one warning per db node
}
}
{
unsigned j;
BaseString str, str2;
str.assfmt("#group%d_",group);
p_db_hosts.put(str.c_str(),i_group,host);
str2.assfmt("##group%d_",group);
p_db_hosts.put(str2.c_str(),i_group,i);
for (j= 0; j < i_group; j++)
{
const char *other_host;
p_db_hosts.get(str.c_str(),j,&other_host);
if (strcmp(host,other_host) == 0) {
unsigned int other_i, c= 0;
p_db_hosts.get(str2.c_str(),j,&other_i);
p_db_hosts.get(str.c_str(),&c);
if (c == 0) // first warning in this node group
node_group_warning.appfmt(" Node group %d", group);
c|= 1 << j;
p_db_hosts.put(str.c_str(),c);
node_group_warning.appfmt(",\n db node with id %d and id %d "
"on same host %s", other_i, i, host);
}
}
i_group++;
DBUG_ASSERT(i_group <= replicas);
if (i_group == replicas)
{
unsigned c= 0;
p_db_hosts.get(str.c_str(),&c);
if (c+1 == (1 << (replicas-1))) // all nodes on same machine
node_group_warning.append(".\n Host failure will "
"cause complete cluster shutdown.");
else if (c > 0)
node_group_warning.append(".\n Host failure may "
"cause complete cluster shutdown.");
group++;
i_group= 0;
}
}
}
else if (strcmp(type,API_TOKEN) == 0 ||
strcmp(type,MGM_TOKEN) == 0)
{
Uint32 rank;
if(tmp->get("ArbitrationRank", &rank) && rank > 0)
{
if(host && host[0] != 0)
{
Uint32 ii;
p_arbitrators.put(host,i);
if (p_db_hosts.get(host,&ii))
{
arbitration_warning.appfmt(arbit_warn_fmt, i, ii, host);
}
}
}
}
}
if (db_host_count > 1 && node_group_warning.length() > 0)
ndbout_c("Cluster configuration warning:\n%s",node_group_warning.c_str());
if (db_host_count > 1 && arbitration_warning.length() > 0)
ndbout_c("Cluster configuration warning:%s",arbitration_warning.c_str());
}
return true;
}

10
ndb/src/ndbapi/NdbDictionaryImpl.cpp
View file

@ -868,6 +868,8 @@ NdbDictInterface::dictSignal(NdbApiSignal* signal,
const int noerrcodes,
const int temporaryMask)
{
DBUG_ENTER("NdbDictInterface::dictSignal");
DBUG_PRINT("enter", ("useMasterNodeId: %d", useMasterNodeId));
for(Uint32 i = 0; i<RETRIES; i++){
//if (useMasterNodeId == 0)
m_buffer.clear();
@ -887,7 +889,7 @@ NdbDictInterface::dictSignal(NdbApiSignal* signal,
if(aNodeId == 0){
m_error.code = 4009;
m_transporter->unlock_mutex();
return -1;
DBUG_RETURN(-1);
}
{
int r;
@ -923,7 +925,7 @@ NdbDictInterface::dictSignal(NdbApiSignal* signal,
if(m_waiter.m_state == NO_WAIT && m_error.code == 0){
// Normal return
return 0;
DBUG_RETURN(0);
}
/**
@ -946,9 +948,9 @@ NdbDictInterface::dictSignal(NdbApiSignal* signal,
continue;
}
return -1;
DBUG_RETURN(-1);
}
return -1;
DBUG_RETURN(-1);
}
/*****************************************************************

10
ndb/src/ndbapi/TransporterFacade.cpp
View file

@ -942,6 +942,8 @@ TransporterFacade::isConnected(NodeId aNodeId){
NodeId
TransporterFacade::get_an_alive_node()
{
DBUG_ENTER("TransporterFacade::get_an_alive_node");
DBUG_PRINT("enter", ("theStartNodeId: %d", theStartNodeId));
#ifdef VM_TRACE
const char* p = NdbEnv_GetEnv("NDB_ALIVE_NODE_ID", (char*)0, 0);
if (p != 0 && *p != 0)
@ -950,17 +952,19 @@ TransporterFacade::get_an_alive_node()
NodeId i;
for (i = theStartNodeId; i < MAX_NDB_NODES; i++) {
if (get_node_alive(i)){
DBUG_PRINT("info", ("Node %d is alive", i));
theStartNodeId = ((i + 1) % MAX_NDB_NODES);
return i;
DBUG_RETURN(i);
}
}
for (i = 1; i < theStartNodeId; i++) {
if (get_node_alive(i)){
DBUG_PRINT("info", ("Node %d is alive", i));
theStartNodeId = ((i + 1) % MAX_NDB_NODES);
return i;
DBUG_RETURN(i);
}
}
return (NodeId)0;
DBUG_RETURN((NodeId)0);
}
TransporterFacade::ThreadData::ThreadData(Uint32 size){

3
ndb/src/ndbapi/ndb_cluster_connection.cpp
View file

@ -67,6 +67,9 @@ void Ndb_cluster_connection::connect_thread()
printf("Ndb_cluster_connection::connect_thread error\n");
DBUG_ASSERT(false);
g_run_connect_thread= 0;
} else {
// Wait before making a new connect attempt
NdbSleep_SecSleep(1);
}
} while (g_run_connect_thread);
if (m_connect_callback)

43
sql/discover.cc
View file

@ -125,47 +125,4 @@ int writefrm(const char *name, const void *frmdata, uint len)
/*
Try to discover table from handler and
if found, write the frm file to disk.
RETURN VALUES:
0 : Table existed in handler and created
on disk if so requested
1 : Table does not exist
>1 : error
*/
int create_table_from_handler(const char *db,
const char *name,
bool create_if_found)
{
int error= 0;
const void* frmblob = NULL;
char path[FN_REFLEN];
uint frmlen = 0;
DBUG_ENTER("create_table_from_handler");
DBUG_PRINT("enter", ("create_if_found: %d", create_if_found));
if (ha_discover(db, name, &frmblob, &frmlen))
DBUG_RETURN(1); // Table does not exist
// Table exists in handler
if (create_if_found)
{
(void)strxnmov(path,FN_REFLEN,mysql_data_home,"/",db,"/",name,NullS);
// Save the frm file
error = writefrm(path, frmblob, frmlen);
}
if (frmblob)
my_free((char*) frmblob,MYF(0));
DBUG_RETURN(error);
}
int table_exists_in_handler(const char *db,
const char *name)
{
return (create_table_from_handler(db, name, false) == 0);
}

512
sql/ha_ndbcluster.cc
View file

@ -32,9 +32,6 @@
#include <ndbapi/NdbApi.hpp>
#include <ndbapi/NdbScanFilter.hpp>
#define USE_DISCOVER_ON_STARTUP
//#define USE_NDB_POOL
// Default value for parallelism
static const int parallelism= 240;
@ -48,11 +45,13 @@ static const ha_rows autoincrement_prefetch= 32;
// connectstring to cluster if given by mysqld
const char *ndbcluster_connectstring= 0;
static const char *ha_ndb_ext=".ndb";
#define NDB_HIDDEN_PRIMARY_KEY_LENGTH 8
#define ERR_PRINT(err) \
DBUG_PRINT("error", ("Error: %d message: %s", err.code, err.message))
DBUG_PRINT("error", ("%d message: %s", err.code, err.message))
#define ERR_RETURN(err) \
{ \
@ -107,7 +106,9 @@ static const err_code_mapping err_map[]=
{ 893, HA_ERR_FOUND_DUPP_UNIQUE },
{ 721, HA_ERR_TABLE_EXIST },
{ 4244, HA_ERR_TABLE_EXIST },
{ 241, HA_ERR_OLD_METADATA },
{ 709, HA_ERR_NO_SUCH_TABLE },
{ 284, HA_ERR_NO_SUCH_TABLE },
{ 266, HA_ERR_LOCK_WAIT_TIMEOUT },
{ 274, HA_ERR_LOCK_WAIT_TIMEOUT },
@ -147,7 +148,25 @@ int execute_no_commit(ha_ndbcluster *h, NdbConnection *trans)
int m_batch_execute= 0;
if (false && m_batch_execute)
return 0;
return trans->execute(NoCommit);
return trans->execute(NoCommit,AbortOnError,1);
}
inline
int execute_commit(ha_ndbcluster *h, NdbConnection *trans)
{
int m_batch_execute= 0;
if (false && m_batch_execute)
return 0;
return trans->execute(Commit,AbortOnError,1);
}
inline
int execute_no_commit_ie(ha_ndbcluster *h, NdbConnection *trans)
{
int m_batch_execute= 0;
if (false && m_batch_execute)
return 0;
return trans->execute(NoCommit,IgnoreError,1);
}
/*
@ -178,19 +197,9 @@ struct Ndb_table_local_info {
ha_rows records;
};
void ha_ndbcluster::set_rec_per_key()
{
DBUG_ENTER("ha_ndbcluster::get_status_const");
for (uint i=0 ; i < table->keys ; i++)
{
table->key_info[i].rec_per_key[table->key_info[i].key_parts-1]= 1;
}
DBUG_VOID_RETURN;
}
void ha_ndbcluster::records_update()
{
DBUG_ENTER("ha_ndbcluster::get_status_variable");
DBUG_ENTER("ha_ndbcluster::records_update");
struct Ndb_table_local_info *info= (struct Ndb_table_local_info *)m_table_info;
DBUG_PRINT("info", ("id=%d, no_uncommitted_rows_count=%d",
((const NDBTAB *)m_table)->getTableId(),
@ -278,6 +287,7 @@ int ha_ndbcluster::ndb_err(NdbConnection *trans)
NDBDICT *dict= m_ndb->getDictionary();
DBUG_PRINT("info", ("invalidateTable %s", m_tabname));
dict->invalidateTable(m_tabname);
table->version=0L; /* Free when thread is ready */
break;
}
default:
@ -318,7 +328,8 @@ bool ha_ndbcluster::get_error_message(int error,
/*
Check if type is supported by NDB.
TODO Use this once, not in every operation
TODO Use this once in open(), not in every operation
*/
static inline bool ndb_supported_type(enum_field_types type)
@ -665,7 +676,7 @@ int ha_ndbcluster::get_metadata(const char *path)
memcmp(pack_data, tab->getFrmData(), pack_length)));
DBUG_DUMP("pack_data", (char*)pack_data, pack_length);
DBUG_DUMP("frm", (char*)tab->getFrmData(), tab->getFrmLength());
error= HA_ERR_OLD_METADATA;
error= 3;
invalidating_ndb_table= false;
}
}
@ -689,11 +700,11 @@ int ha_ndbcluster::get_metadata(const char *path)
int ha_ndbcluster::build_index_list(TABLE *tab, enum ILBP phase)
{
uint i;
int error= 0;
char *name;
const char *index_name;
const char *name, *index_name;
char unique_index_name[FN_LEN];
static const char* unique_suffix= "$unique";
uint i, name_len;
KEY* key_info= tab->key_info;
const char **key_name= tab->keynames.type_names;
NdbDictionary::Dictionary *dict= m_ndb->getDictionary();
@ -707,21 +718,15 @@ int ha_ndbcluster::build_index_list(TABLE *tab, enum ILBP phase)
m_index[i].type= idx_type;
if (idx_type == UNIQUE_ORDERED_INDEX || idx_type == UNIQUE_INDEX)
{
name_len= strlen(index_name)+strlen(unique_suffix)+1;
// Create name for unique index by appending "$unique";
if (!(name= my_malloc(name_len, MYF(MY_WME))))
DBUG_RETURN(2);
strxnmov(name, name_len, index_name, unique_suffix, NullS);
m_index[i].unique_name= name;
DBUG_PRINT("info", ("Created unique index name: %s for index %d",
name, i));
strxnmov(unique_index_name, FN_LEN, index_name, unique_suffix, NullS);
DBUG_PRINT("info", ("Created unique index name \'%s\' for index %d",
unique_index_name, i));
}
// Create secondary indexes if in create phase
if (phase == ILBP_CREATE)
{
DBUG_PRINT("info", ("Creating index %u: %s", i, index_name));
switch (m_index[i].type){
DBUG_PRINT("info", ("Creating index %u: %s", i, index_name));
switch (idx_type){
case PRIMARY_KEY_INDEX:
// Do nothing, already created
@ -731,10 +736,10 @@ int ha_ndbcluster::build_index_list(TABLE *tab, enum ILBP phase)
break;
case UNIQUE_ORDERED_INDEX:
if (!(error= create_ordered_index(index_name, key_info)))
error= create_unique_index(get_unique_index_name(i), key_info);
error= create_unique_index(unique_index_name, key_info);
break;
case UNIQUE_INDEX:
error= create_unique_index(get_unique_index_name(i), key_info);
error= create_unique_index(unique_index_name, key_info);
break;
case ORDERED_INDEX:
error= create_ordered_index(index_name, key_info);
@ -751,21 +756,20 @@ int ha_ndbcluster::build_index_list(TABLE *tab, enum ILBP phase)
}
}
// Add handles to index objects
DBUG_PRINT("info", ("Trying to add handle to index %s", index_name));
if ((m_index[i].type != PRIMARY_KEY_INDEX) &&
(m_index[i].type != UNIQUE_INDEX))
if (idx_type != PRIMARY_KEY_INDEX && idx_type != UNIQUE_INDEX)
{
DBUG_PRINT("info", ("Get handle to index %s", index_name));
const NDBINDEX *index= dict->getIndex(index_name, m_tabname);
if (!index) DBUG_RETURN(1);
m_index[i].index= (void *) index;
}
if (m_index[i].unique_name)
if (idx_type == UNIQUE_ORDERED_INDEX || idx_type == UNIQUE_INDEX)
{
const NDBINDEX *index= dict->getIndex(m_index[i].unique_name, m_tabname);
DBUG_PRINT("info", ("Get handle to unique_index %s", unique_index_name));
const NDBINDEX *index= dict->getIndex(unique_index_name, m_tabname);
if (!index) DBUG_RETURN(1);
m_index[i].unique_index= (void *) index;
}
DBUG_PRINT("info", ("Added handle to index %s", index_name));
}
DBUG_RETURN(error);
@ -801,9 +805,6 @@ void ha_ndbcluster::release_metadata()
// Release index list
for (i= 0; i < MAX_KEY; i++)
{
if (m_index[i].unique_name)
my_free((char*)m_index[i].unique_name, MYF(0));
m_index[i].unique_name= NULL;
m_index[i].unique_index= NULL;
m_index[i].index= NULL;
}
@ -813,17 +814,15 @@ void ha_ndbcluster::release_metadata()
int ha_ndbcluster::get_ndb_lock_type(enum thr_lock_type type)
{
int lm;
if (type == TL_WRITE_ALLOW_WRITE)
lm= NdbOperation::LM_Exclusive;
return NdbOperation::LM_Exclusive;
else if (uses_blob_value(retrieve_all_fields))
/*
TODO use a new scan mode to read + lock + keyinfo
*/
lm= NdbOperation::LM_Exclusive;
return NdbOperation::LM_Exclusive;
else
lm= NdbOperation::LM_CommittedRead;
return lm;
return NdbOperation::LM_CommittedRead;
}
static const ulong index_type_flags[]=
@ -861,16 +860,6 @@ static const ulong index_type_flags[]=
static const int index_flags_size= sizeof(index_type_flags)/sizeof(ulong);
inline const char* ha_ndbcluster::get_index_name(uint idx_no) const
{
return table->keynames.type_names[idx_no];
}
inline const char* ha_ndbcluster::get_unique_index_name(uint idx_no) const
{
return m_index[idx_no].unique_name;
}
inline NDB_INDEX_TYPE ha_ndbcluster::get_index_type(uint idx_no) const
{
DBUG_ASSERT(idx_no < MAX_KEY);
@ -1006,7 +995,7 @@ int ha_ndbcluster::pk_read(const byte *key, uint key_len, byte *buf)
}
}
if (trans->execute(NoCommit, IgnoreError) != 0)
if (execute_no_commit_ie(this,trans) != 0)
{
table->status= STATUS_NOT_FOUND;
DBUG_RETURN(ndb_err(trans));
@ -1087,7 +1076,6 @@ int ha_ndbcluster::unique_index_read(const byte *key,
DBUG_ENTER("unique_index_read");
DBUG_PRINT("enter", ("key_len: %u, index: %u", key_len, active_index));
DBUG_DUMP("key", (char*)key, key_len);
DBUG_PRINT("enter", ("name: %s", get_unique_index_name(active_index)));
NdbOperation::LockMode lm=
(NdbOperation::LockMode)get_ndb_lock_type(m_lock.type);
@ -1127,7 +1115,7 @@ int ha_ndbcluster::unique_index_read(const byte *key,
}
}
if (trans->execute(NoCommit, IgnoreError) != 0)
if (execute_no_commit_ie(this,trans) != 0)
{
table->status= STATUS_NOT_FOUND;
DBUG_RETURN(ndb_err(trans));
@ -1204,7 +1192,7 @@ inline int ha_ndbcluster::next_result(byte *buf)
}
else
{
if (ops_pending && (trans->execute(Commit) != 0))
if (ops_pending && (execute_commit(this,trans) != 0))
DBUG_RETURN(ndb_err(trans));
trans->restart();
}
@ -1343,7 +1331,6 @@ int ha_ndbcluster::ordered_index_scan(const key_range *start_key,
NdbConnection *trans= m_active_trans;
NdbResultSet *cursor;
NdbIndexScanOperation *op;
const char *index_name;
DBUG_ENTER("ordered_index_scan");
DBUG_PRINT("enter", ("index: %u, sorted: %d", active_index, sorted));
@ -1352,7 +1339,6 @@ int ha_ndbcluster::ordered_index_scan(const key_range *start_key,
DBUG_EXECUTE("enter", print_key(start_key, "start_key"););
DBUG_EXECUTE("enter", print_key(end_key, "end_key"););
index_name= get_index_name(active_index);
NdbOperation::LockMode lm=
(NdbOperation::LockMode)get_ndb_lock_type(m_lock.type);
@ -1561,8 +1547,8 @@ int ha_ndbcluster::write_row(byte *record)
}
statistic_increment(ha_write_count,&LOCK_status);
if (table->timestamp_field_type & TIMESTAMP_AUTO_SET_ON_INSERT)
table->timestamp_field->set_time();
if (table->timestamp_default_now)
update_timestamp(record+table->timestamp_default_now-1);
has_auto_increment= (table->next_number_field && record == table->record[0]);
if (!(op= trans->getNdbOperation((const NDBTAB *) m_table)))
@ -1639,7 +1625,7 @@ int ha_ndbcluster::write_row(byte *record)
}
else
{
if (trans->execute(Commit) != 0)
if (execute_commit(this,trans) != 0)
{
skip_auto_increment= true;
no_uncommitted_rows_execute_failure();
@ -1712,9 +1698,9 @@ int ha_ndbcluster::update_row(const byte *old_data, byte *new_data)
DBUG_ENTER("update_row");
statistic_increment(ha_update_count,&LOCK_status);
if (table->timestamp_field_type & TIMESTAMP_AUTO_SET_ON_UPDATE)
table->timestamp_field->set_time();
if (table->timestamp_on_update_now)
update_timestamp(new_data+table->timestamp_on_update_now-1);
/* Check for update of primary key for special handling */
if ((table->primary_key != MAX_KEY) &&
(key_cmp(table->primary_key, old_data, new_data)))
@ -2419,6 +2405,8 @@ void ha_ndbcluster::info(uint flag)
DBUG_PRINT("info", ("HA_STATUS_NO_LOCK"));
if (flag & HA_STATUS_TIME)
DBUG_PRINT("info", ("HA_STATUS_TIME"));
if (flag & HA_STATUS_CONST)
DBUG_PRINT("info", ("HA_STATUS_CONST"));
if (flag & HA_STATUS_VARIABLE)
{
DBUG_PRINT("info", ("HA_STATUS_VARIABLE"));
@ -2434,11 +2422,6 @@ void ha_ndbcluster::info(uint flag)
}
}
}
if (flag & HA_STATUS_CONST)
{
DBUG_PRINT("info", ("HA_STATUS_CONST"));
set_rec_per_key();
}
if (flag & HA_STATUS_ERRKEY)
{
DBUG_PRINT("info", ("HA_STATUS_ERRKEY"));
@ -2660,7 +2643,7 @@ int ha_ndbcluster::reset()
const char **ha_ndbcluster::bas_ext() const
{ static const char *ext[1]= { NullS }; return ext; }
{ static const char *ext[]= { ".ndb", NullS }; return ext; }
/*
@ -2684,14 +2667,13 @@ THR_LOCK_DATA **ha_ndbcluster::store_lock(THD *thd,
enum thr_lock_type lock_type)
{
DBUG_ENTER("store_lock");
if (lock_type != TL_IGNORE && m_lock.type == TL_UNLOCK)
{
/* If we are not doing a LOCK TABLE, then allow multiple
writers */
if ((lock_type >= TL_WRITE_CONCURRENT_INSERT &&
if ((lock_type >= TL_WRITE_ALLOW_WRITE &&
lock_type <= TL_WRITE) && !thd->in_lock_tables)
lock_type= TL_WRITE_ALLOW_WRITE;
@ -2858,18 +2840,26 @@ int ha_ndbcluster::external_lock(THD *thd, int lock_type)
}
m_table= NULL;
m_table_info= NULL;
if (m_active_trans)
DBUG_PRINT("warning", ("m_active_trans != NULL"));
/*
This is the place to make sure this handler instance
no longer are connected to the active transaction.
And since the handler is no longer part of the transaction
it can't have open cursors, ops or blobs pending.
*/
m_active_trans= NULL;
if (m_active_cursor)
DBUG_PRINT("warning", ("m_active_cursor != NULL"));
m_active_cursor= NULL;
if (blobs_pending)
DBUG_PRINT("warning", ("blobs_pending != 0"));
blobs_pending= 0;
if (ops_pending)
DBUG_PRINT("warning", ("ops_pending != 0L"));
m_active_trans= NULL;
m_active_cursor= NULL;
ops_pending= 0;
blobs_pending= 0;
}
DBUG_RETURN(error);
}
@ -2929,7 +2919,7 @@ int ndbcluster_commit(THD *thd, void *ndb_transaction)
"stmt" : "all"));
DBUG_ASSERT(ndb && trans);
if (trans->execute(Commit) != 0)
if (execute_commit(0,trans) != 0)
{
const NdbError err= trans->getNdbError();
const NdbOperation *error_op= trans->getNdbErrorOperation();
@ -3180,12 +3170,24 @@ int ha_ndbcluster::create(const char *name,
const void *data, *pack_data;
const char **key_names= form->keynames.type_names;
char name2[FN_HEADLEN];
bool create_from_engine= (info->table_options & HA_CREATE_FROM_ENGINE);
DBUG_ENTER("create");
DBUG_PRINT("enter", ("name: %s", name));
fn_format(name2, name, "", "",2); // Remove the .frm extension
set_dbname(name2);
set_tabname(name2);
set_tabname(name2);
if (create_from_engine)
{
/*
Table alreay exists in NDB and frm file has been created by
caller.
Do Ndb specific stuff, such as create a .ndb file
*/
my_errno= write_ndb_file();
DBUG_RETURN(my_errno);
}
DBUG_PRINT("table", ("name: %s", m_tabname));
tab.setName(m_tabname);
@ -3226,16 +3228,12 @@ int ha_ndbcluster::create(const char *name,
tab.addColumn(col);
}
my_errno= 0;
if (check_ndb_connection())
{
my_errno= HA_ERR_NO_CONNECTION;
if ((my_errno= check_ndb_connection()))
DBUG_RETURN(my_errno);
}
// Create the table in NDB
NDBDICT *dict= m_ndb->getDictionary();
if (dict->createTable(tab))
if (dict->createTable(tab) != 0)
{
const NdbError err= dict->getNdbError();
ERR_PRINT(err);
@ -3248,6 +3246,9 @@ int ha_ndbcluster::create(const char *name,
// Create secondary indexes
my_errno= build_index_list(form, ILBP_CREATE);
if (!my_errno)
my_errno= write_ndb_file();
DBUG_RETURN(my_errno);
}
@ -3283,7 +3284,6 @@ int ha_ndbcluster::create_index(const char *name,
DBUG_ENTER("create_index");
DBUG_PRINT("enter", ("name: %s ", name));
// NdbDictionary::Index ndb_index(name);
NdbDictionary::Index ndb_index(name);
if (unique)
ndb_index.setType(NdbDictionary::Index::UniqueHashIndex);
@ -3324,14 +3324,16 @@ int ha_ndbcluster::rename_table(const char *from, const char *to)
set_tabname(from);
set_tabname(to, new_tabname);
if (check_ndb_connection()) {
my_errno= HA_ERR_NO_CONNECTION;
DBUG_RETURN(my_errno);
}
if (check_ndb_connection())
DBUG_RETURN(my_errno= HA_ERR_NO_CONNECTION);
int result= alter_table_name(m_tabname, new_tabname);
if (result == 0)
{
set_tabname(to);
handler::rename_table(from, to);
}
DBUG_RETURN(result);
}
@ -3376,6 +3378,8 @@ int ha_ndbcluster::delete_table(const char *name)
if (check_ndb_connection())
DBUG_RETURN(HA_ERR_NO_CONNECTION);
handler::delete_table(name);
DBUG_RETURN(drop_table());
}
@ -3477,7 +3481,6 @@ ha_ndbcluster::ha_ndbcluster(TABLE *table_arg):
for (i= 0; i < MAX_KEY; i++)
{
m_index[i].type= UNDEFINED_INDEX;
m_index[i].unique_name= NULL;
m_index[i].unique_index= NULL;
m_index[i].index= NULL;
}
@ -3520,7 +3523,6 @@ ha_ndbcluster::~ha_ndbcluster()
int ha_ndbcluster::open(const char *name, int mode, uint test_if_locked)
{
int res;
KEY *key;
DBUG_ENTER("open");
DBUG_PRINT("enter", ("name: %s mode: %d test_if_locked: %d",
@ -3547,11 +3549,8 @@ int ha_ndbcluster::open(const char *name, int mode, uint test_if_locked)
free_share(m_share); m_share= 0;
DBUG_RETURN(HA_ERR_NO_CONNECTION);
}
res= get_metadata(name);
if (!res)
info(HA_STATUS_VARIABLE | HA_STATUS_CONST);
DBUG_RETURN(res);
DBUG_RETURN(get_metadata(name));
}
@ -3575,13 +3574,7 @@ Thd_ndb* ha_ndbcluster::seize_thd_ndb()
Thd_ndb *thd_ndb;
DBUG_ENTER("seize_thd_ndb");
#ifdef USE_NDB_POOL
// Seize from pool
ndb= Ndb::seize();
xxxxxxxxxxxxxx error
#else
thd_ndb= new Thd_ndb();
#endif
thd_ndb->ndb->getDictionary()->set_local_table_data_size(sizeof(Ndb_table_local_info));
if (thd_ndb->ndb->init(max_transactions) != 0)
{
@ -3602,46 +3595,45 @@ Thd_ndb* ha_ndbcluster::seize_thd_ndb()
void ha_ndbcluster::release_thd_ndb(Thd_ndb* thd_ndb)
{
DBUG_ENTER("release_thd_ndb");
#ifdef USE_NDB_POOL
// Release to pool
Ndb::release(ndb);
xxxxxxxxxxxx error
#else
delete thd_ndb;
#endif
DBUG_VOID_RETURN;
}
/*
If this thread already has a Ndb object allocated
If this thread already has a Thd_ndb object allocated
in current THD, reuse it. Otherwise
seize a Ndb object, assign it to current THD and use it.
Having a Ndb object also means that a connection to
NDB cluster has been opened. The connection is
checked.
seize a Thd_ndb object, assign it to current THD and use it.
*/
int ha_ndbcluster::check_ndb_connection()
Ndb* check_ndb_in_thd(THD* thd)
{
THD *thd= current_thd;
DBUG_ENTER("check_ndb_in_thd");
Thd_ndb *thd_ndb= (Thd_ndb*)thd->transaction.thd_ndb;
DBUG_ENTER("check_ndb_connection");
if (!thd_ndb)
{
thd_ndb= seize_thd_ndb();
if (!thd_ndb)
DBUG_RETURN(2);
if (!(thd_ndb= ha_ndbcluster::seize_thd_ndb()))
DBUG_RETURN(NULL);
thd->transaction.thd_ndb= thd_ndb;
}
m_ndb= thd_ndb->ndb;
DBUG_RETURN(thd_ndb->ndb);
}
int ha_ndbcluster::check_ndb_connection()
{
THD* thd= current_thd;
DBUG_ENTER("check_ndb_connection");
if (!(m_ndb= check_ndb_in_thd(thd)))
DBUG_RETURN(HA_ERR_NO_CONNECTION);
m_ndb->setDatabaseName(m_dbname);
DBUG_RETURN(0);
}
void ndbcluster_close_connection(THD *thd)
{
Thd_ndb *thd_ndb= (Thd_ndb*)thd->transaction.thd_ndb;
@ -3659,28 +3651,29 @@ void ndbcluster_close_connection(THD *thd)
Try to discover one table from NDB
*/
int ndbcluster_discover(const char *dbname, const char *name,
int ndbcluster_discover(THD* thd, const char *db, const char *name,
const void** frmblob, uint* frmlen)
{
uint len;
const void* data;
const NDBTAB* tab;
Ndb* ndb;
DBUG_ENTER("ndbcluster_discover");
DBUG_PRINT("enter", ("db: %s, name: %s", dbname, name));
DBUG_PRINT("enter", ("db: %s, name: %s", db, name));
Ndb ndb(g_ndb_cluster_connection, dbname);
ndb.getDictionary()->set_local_table_data_size(sizeof(Ndb_table_local_info));
if (!(ndb= check_ndb_in_thd(thd)))
DBUG_RETURN(HA_ERR_NO_CONNECTION);
ndb->setDatabaseName(db);
if (ndb.init())
ERR_RETURN(ndb.getNdbError());
if (ndb.waitUntilReady(0))
ERR_RETURN(ndb.getNdbError());
if (!(tab= ndb.getDictionary()->getTable(name)))
{
DBUG_PRINT("info", ("Table %s not found", name));
DBUG_RETURN(1);
NDBDICT* dict= ndb->getDictionary();
dict->set_local_table_data_size(sizeof(Ndb_table_local_info));
dict->invalidateTable(name);
if (!(tab= dict->getTable(name)))
{
const NdbError err= dict->getNdbError();
if (err.code == 709)
DBUG_RETURN(1);
ERR_RETURN(err);
}
DBUG_PRINT("info", ("Found table %s", tab->getName()));
@ -3702,41 +3695,196 @@ int ndbcluster_discover(const char *dbname, const char *name,
DBUG_RETURN(0);
}
#ifdef USE_DISCOVER_ON_STARTUP
/*
Dicover tables from NDB Cluster
- fetch a list of tables from NDB
- store the frm file for each table on disk
- if the table has an attached frm file
- if the database of the table exists
*/
Check if a table exists in NDB
*/
int ndb_discover_tables()
int ndbcluster_table_exists(THD* thd, const char *db, const char *name)
{
uint len;
const void* data;
const NDBTAB* tab;
Ndb* ndb;
DBUG_ENTER("ndbcluster_table_exists");
DBUG_PRINT("enter", ("db: %s, name: %s", db, name));
if (!(ndb= check_ndb_in_thd(thd)))
DBUG_RETURN(HA_ERR_NO_CONNECTION);
ndb->setDatabaseName(db);
NDBDICT* dict= ndb->getDictionary();
dict->set_local_table_data_size(sizeof(Ndb_table_local_info));
dict->invalidateTable(name);
if (!(tab= dict->getTable(name)))
{
const NdbError err= dict->getNdbError();
if (err.code == 709)
DBUG_RETURN(0);
ERR_RETURN(err);
}
DBUG_PRINT("info", ("Found table %s", tab->getName()));
DBUG_RETURN(1);
}
extern "C" byte* tables_get_key(const char *entry, uint *length,
my_bool not_used __attribute__((unused)))
{
*length= strlen(entry);
return (byte*) entry;
}
int ndbcluster_find_files(THD *thd,const char *db,const char *path,
const char *wild, bool dir, List<char> *files)
{
uint i;
Ndb* ndb;
char name[FN_REFLEN];
HASH ndb_tables, ok_tables;
NdbDictionary::Dictionary::List list;
NdbDictionary::Dictionary* dict;
char path[FN_REFLEN];
DBUG_ENTER("ndb_discover_tables");
/* List tables in NDB Cluster kernel */
dict= g_ndb->getDictionary();
DBUG_ENTER("ndbcluster_find_files");
DBUG_PRINT("enter", ("db: %s", db));
if (!(ndb= check_ndb_in_thd(thd)))
DBUG_RETURN(HA_ERR_NO_CONNECTION);
if (dir)
DBUG_RETURN(0); // Discover of databases not yet supported
// List tables in NDB
NDBDICT *dict= ndb->getDictionary();
if (dict->listObjects(list,
NdbDictionary::Object::UserTable) != 0)
ERR_RETURN(dict->getNdbError());
if (hash_init(&ndb_tables, system_charset_info,list.count,0,0,
(hash_get_key)tables_get_key,0,0))
{
DBUG_PRINT("error", ("Failed to init HASH ndb_tables"));
DBUG_RETURN(-1);
}
if (hash_init(&ok_tables, system_charset_info,32,0,0,
(hash_get_key)tables_get_key,0,0))
{
DBUG_PRINT("error", ("Failed to init HASH ok_tables"));
hash_free(&ndb_tables);
DBUG_RETURN(-1);
}
for (i= 0 ; i < list.count ; i++)
{
NdbDictionary::Dictionary::List::Element& t= list.elements[i];
DBUG_PRINT("info", ("Found %s/%s in NDB", t.database, t.name));
DBUG_PRINT("discover", ("%d: %s/%s", t.id, t.database, t.name));
if (create_table_from_handler(t.database, t.name, true))
DBUG_PRINT("info", ("Could not discover %s/%s", t.database, t.name));
// Apply wildcard to list of tables in NDB
if (wild)
{
if (lower_case_table_names)
{
if (wild_case_compare(files_charset_info, t.name, wild))
continue;
}
else if (wild_compare(t.name,wild,0))
continue;
}
DBUG_PRINT("info", ("Inserting %s into ndb_tables hash", t.name));
my_hash_insert(&ndb_tables, (byte*)thd->strdup(t.name));
}
DBUG_RETURN(0);
char *file_name;
List_iterator<char> it(*files);
List<char> delete_list;
while ((file_name=it++))
{
DBUG_PRINT("info", ("%s", file_name));
if (hash_search(&ndb_tables, file_name, strlen(file_name)))
{
DBUG_PRINT("info", ("%s existed in NDB _and_ on disk ", file_name));
// File existed in NDB and as frm file, put in ok_tables list
my_hash_insert(&ok_tables, (byte*)file_name);
continue;
}
// File is not in NDB, check for .ndb file with this name
(void)strxnmov(name, FN_REFLEN,
mysql_data_home,"/",db,"/",file_name,ha_ndb_ext,NullS);
DBUG_PRINT("info", ("Check access for %s", name));
if (access(name, F_OK))
{
DBUG_PRINT("info", ("%s did not exist on disk", name));
// .ndb file did not exist on disk, another table type
continue;
}
DBUG_PRINT("info", ("%s existed on disk", name));
// The .ndb file exists on disk, but it's not in list of tables in ndb
// Verify that handler agrees table is gone.
if (ndbcluster_table_exists(thd, db, file_name) == 0)
{
DBUG_PRINT("info", ("NDB says %s does not exists", file_name));
it.remove();
// Put in list of tables to remove from disk
delete_list.push_back(thd->strdup(file_name));
}
}
// Check for new files to discover
DBUG_PRINT("info", ("Checking for new files to discover"));
List<char> create_list;
for (i= 0 ; i < ndb_tables.records ; i++)
{
file_name= hash_element(&ndb_tables, i);
if (!hash_search(&ok_tables, file_name, strlen(file_name)))
{
DBUG_PRINT("info", ("%s must be discovered", file_name));
// File is in list of ndb tables and not in ok_tables
// This table need to be created
create_list.push_back(thd->strdup(file_name));
}
}
// Lock mutex before deleting and creating frm files
pthread_mutex_lock(&LOCK_open);
if (!global_read_lock)
{
// Delete old files
List_iterator_fast<char> it3(delete_list);
while ((file_name=it3++))
{
DBUG_PRINT("info", ("Remove table %s/%s",db, file_name ));
// Delete the table and all related files
TABLE_LIST table_list;
bzero((char*) &table_list,sizeof(table_list));
table_list.db= (char*) db;
table_list.real_name=(char*)file_name;
(void)mysql_rm_table_part2(thd, &table_list,
/* if_exists */ true,
/* drop_temporary */ false,
/* dont_log_query*/ true);
}
}
// Create new files
List_iterator_fast<char> it2(create_list);
while ((file_name=it2++))
{
DBUG_PRINT("info", ("Table %s need discovery", name));
ha_create_table_from_engine(thd, db, file_name, true);
files->push_back(thd->strdup(file_name));
}
pthread_mutex_unlock(&LOCK_open);
hash_free(&ok_tables);
hash_free(&ndb_tables);
DBUG_RETURN(0);
}
#endif
/*
@ -3791,7 +3939,7 @@ bool ndbcluster_init()
ndbcluster_inited= 1;
#ifdef USE_DISCOVER_ON_STARTUP
if (res == 0 && ndb_discover_tables() != 0)
if (ndb_discover_tables() != 0)
DBUG_RETURN(TRUE);
#endif
DBUG_RETURN(false);
@ -3807,7 +3955,6 @@ bool ndbcluster_init()
bool ndbcluster_end()
{
DBUG_ENTER("ndbcluster_end");
if(g_ndb)
delete g_ndb;
g_ndb= NULL;
@ -3817,9 +3964,6 @@ bool ndbcluster_end()
if (!ndbcluster_inited)
DBUG_RETURN(0);
hash_free(&ndbcluster_open_tables);
#ifdef USE_NDB_POOL
ndb_pool_release();
#endif
pthread_mutex_destroy(&ndbcluster_mutex);
ndbcluster_inited= 0;
DBUG_RETURN(0);
@ -4138,7 +4282,7 @@ ndb_get_table_statistics(Ndb* ndb, const char * table,
if (pOp == NULL)
break;
NdbResultSet* rs= pOp->readTuples(NdbScanOperation::LM_Dirty);
NdbResultSet* rs= pOp->readTuples(NdbOperation::LM_CommittedRead);
if (rs == 0)
break;
@ -4178,4 +4322,30 @@ ndb_get_table_statistics(Ndb* ndb, const char * table,
DBUG_RETURN(-1);
}
/*
Create a .ndb file to serve as a placeholder indicating
that the table with this name is a ndb table
*/
int ha_ndbcluster::write_ndb_file()
{
File file;
bool error=1;
char path[FN_REFLEN];
DBUG_ENTER("write_ndb_file");
DBUG_PRINT("enter", ("db: %s, name: %s", m_dbname, m_tabname));
(void)strxnmov(path, FN_REFLEN,
mysql_data_home,"/",m_dbname,"/",m_tabname,ha_ndb_ext,NullS);
if ((file=my_create(path, CREATE_MODE,O_RDWR | O_TRUNC,MYF(MY_WME))) >= 0)
{
// It's an empty file
error=0;
my_close(file,MYF(0));
}
DBUG_RETURN(error);
}
#endif /* HAVE_NDBCLUSTER_DB */

10
sql/ha_ndbcluster.h
View file

@ -52,7 +52,6 @@ typedef enum ndb_index_type {
typedef struct ndb_index_data {
NDB_INDEX_TYPE type;
void *index;
const char * unique_name;
void *unique_index;
} NDB_INDEX_DATA;
@ -180,8 +179,6 @@ class ha_ndbcluster: public handler
int build_index_list(TABLE *tab, enum ILBP phase);
int get_metadata(const char* path);
void release_metadata();
const char* get_index_name(uint idx_no) const;
const char* get_unique_index_name(uint idx_no) const;
NDB_INDEX_TYPE get_index_type(uint idx_no) const;
NDB_INDEX_TYPE get_index_type_from_table(uint index_no) const;
@ -226,6 +223,8 @@ class ha_ndbcluster: public handler
int ndb_err(NdbConnection*);
bool uses_blob_value(bool all_fields);
int write_ndb_file();
private:
int check_ndb_connection();
@ -277,8 +276,11 @@ int ndbcluster_rollback(THD *thd, void* ndb_transaction);
void ndbcluster_close_connection(THD *thd);
int ndbcluster_discover(const char* dbname, const char* name,
int ndbcluster_discover(THD* thd, const char* dbname, const char* name,
const void** frmblob, uint* frmlen);
int ndbcluster_find_files(THD *thd,const char *db,const char *path,
const char *wild, bool dir, List<char> *files);
int ndbcluster_table_exists(THD* thd, const char *db, const char *name);
int ndbcluster_drop_database(const char* path);
void ndbcluster_print_error(int error, const NdbOperation *error_op);

129
sql/handler.cc
View file

@ -1103,6 +1103,16 @@ void handler::print_error(int error, myf errflag)
case HA_ERR_NO_REFERENCED_ROW:
textno=ER_NO_REFERENCED_ROW;
break;
case HA_ERR_NO_SUCH_TABLE:
{
char *db;
char buff[FN_REFLEN];
uint length=dirname_part(buff,table->path);
buff[length-1]=0;
db=buff+dirname_length(buff);
my_error(ER_NO_SUCH_TABLE,MYF(0),db,table->table_name);
break;
}
default:
{
/* The error was "unknown" to this function.
@ -1249,6 +1259,71 @@ int ha_create_table(const char *name, HA_CREATE_INFO *create_info,
DBUG_RETURN(error != 0);
}
/*
Try to discover table from engine and
if found, write the frm file to disk.
RETURN VALUES:
0 : Table existed in engine and created
on disk if so requested
1 : Table does not exist
>1 : error
*/
int ha_create_table_from_engine(THD* thd,
const char *db,
const char *name,
bool create_if_found)
{
int error= 0;
const void* frmblob = NULL;
uint frmlen = 0;
char path[FN_REFLEN];
HA_CREATE_INFO create_info;
TABLE table;
DBUG_ENTER("ha_create_table_from_engine");
DBUG_PRINT("enter", ("db: %s, name: %s", db, name));
DBUG_PRINT("enter", ("create_if_found: %d", create_if_found));
bzero((char*) &create_info,sizeof(create_info));
if ((error= ha_discover(thd, db, name, &frmblob, &frmlen)))
DBUG_RETURN(error);
// Table exists in handler
if (create_if_found)
{
(void)strxnmov(path,FN_REFLEN,mysql_data_home,"/",db,"/",name,NullS);
// Save the frm file
if ((error = writefrm(path, frmblob, frmlen)))
goto err_end;
if (openfrm(path,"",0,(uint) READ_ALL, 0, &table))
DBUG_RETURN(1);
update_create_info_from_table(&create_info, &table);
create_info.table_options|= HA_CREATE_FROM_ENGINE;
if (lower_case_table_names == 2 &&
!(table.file->table_flags() & HA_FILE_BASED))
{
/* Ensure that handler gets name in lower case */
strmov(path, name);
my_casedn_str(files_charset_info, path);
name= path;
}
error=table.file->create(path,&table,&create_info);
VOID(closefrm(&table));
}
err_end:
if (frmblob)
my_free((char*) frmblob,MYF(0));
DBUG_RETURN(error);
}
static int NEAR_F delete_file(const char *name,const char *ext,int extflag)
{
char buff[FN_REFLEN];
@ -1356,15 +1431,15 @@ int ha_change_key_cache(KEY_CACHE *old_key_cache,
Try to discover one table from handler(s)
*/
int ha_discover(const char* dbname, const char* name,
const void** frmblob, uint* frmlen)
int ha_discover(THD* thd, const char* db, const char* name,
const void** frmblob, uint* frmlen)
{
int error= 1; // Table does not exist in any handler
DBUG_ENTER("ha_discover");
DBUG_PRINT("enter", ("db: %s, name: %s", dbname, name));
DBUG_PRINT("enter", ("db: %s, name: %s", db, name));
#ifdef HAVE_NDBCLUSTER_DB
if (have_ndbcluster == SHOW_OPTION_YES)
error= ndbcluster_discover(dbname, name, frmblob, frmlen);
error= ndbcluster_discover(thd, db, name, frmblob, frmlen);
#endif
if (!error)
statistic_increment(ha_discover_count,&LOCK_status);
@ -1372,6 +1447,52 @@ int ha_discover(const char* dbname, const char* name,
}
/*
Call this function in order to give the handler the possiblity
to ask engine if there are any new tables that should be written to disk
or any dropped tables that need to be removed from disk
*/
int
ha_find_files(THD *thd,const char *db,const char *path,
const char *wild, bool dir, List<char> *files)
{
int error= 0;
DBUG_ENTER("ha_find_files");
DBUG_PRINT("enter", ("db: %s, path: %s, wild: %s, dir: %d",
db, path, wild, dir));
#ifdef HAVE_NDBCLUSTER_DB
if (have_ndbcluster == SHOW_OPTION_YES)
error= ndbcluster_find_files(thd, db, path, wild, dir, files);
#endif
DBUG_RETURN(error);
}
/*
Ask handler if the table exists in engine
RETURN
0 Table does not exist
1 Table exists
# Error code
*/
int ha_table_exists(THD* thd, const char* db, const char* name)
{
int error= 2;
DBUG_ENTER("ha_table_exists");
DBUG_PRINT("enter", ("db: %s, name: %s", db, name));
#ifdef HAVE_NDBCLUSTER_DB
if (have_ndbcluster == SHOW_OPTION_YES)
error= ndbcluster_table_exists(thd, db, name);
#endif
DBUG_RETURN(error);
}
/*
Read first row between two ranges.
Store ranges for future calls to read_range_next

9
sql/handler.h
View file

@ -539,6 +539,8 @@ void ha_close_connection(THD* thd);
enum db_type ha_checktype(enum db_type database_type);
int ha_create_table(const char *name, HA_CREATE_INFO *create_info,
bool update_create_info);
int ha_create_table_from_engine(THD* thd, const char *db, const char *name,
bool create_if_found);
int ha_delete_table(enum db_type db_type, const char *path);
void ha_drop_database(char* path);
int ha_init_key_cache(const char *name, KEY_CACHE *key_cache);
@ -560,5 +562,10 @@ bool ha_flush_logs(void);
int ha_enable_transaction(THD *thd, bool on);
int ha_change_key_cache(KEY_CACHE *old_key_cache,
KEY_CACHE *new_key_cache);
int ha_discover(const char* dbname, const char* name,
int ha_discover(THD* thd, const char* dbname, const char* name,
const void** frmblob, uint* frmlen);
int ha_find_files(THD *thd,const char *db,const char *path,
const char *wild, bool dir,List<char>* files);
int ha_table_exists(THD* thd, const char* db, const char* name);

2
sql/mysql_priv.h
View file

@ -1005,8 +1005,6 @@ int openfrm(const char *name,const char *alias,uint filestat,uint prgflag,
uint ha_open_flags, TABLE *outparam);
int readfrm(const char *name, const void** data, uint* length);
int writefrm(const char* name, const void* data, uint len);
int create_table_from_handler(const char *db, const char *name,
bool create_if_found);
int closefrm(TABLE *table);
db_type get_table_type(const char *name);
int read_string(File file, gptr *to, uint length);

2
sql/sql_base.cc
View file

@ -1343,7 +1343,7 @@ static int open_unireg_entry(THD *thd, TABLE *entry, const char *db,
*/
if (discover_retry_count++ != 0)
goto err;
if (create_table_from_handler(db, name, true) != 0)
if (ha_create_table_from_engine(thd, db, name, true) != 0)
goto err;
thd->clear_error(); // Clear error message

4
sql/sql_show.cc
View file

@ -374,6 +374,7 @@ mysql_find_files(THD *thd,List<char> *files, const char *db,const char *path,
if (wild && !wild[0])
wild=0;
bzero((char*) &table_list,sizeof(table_list));
if (!(dirp = my_dir(path,MYF(MY_WME | (dir ? MY_WANT_STAT : 0)))))
@ -445,6 +446,9 @@ mysql_find_files(THD *thd,List<char> *files, const char *db,const char *path,
}
DBUG_PRINT("info",("found: %d files", files->elements));
my_dirend(dirp);
VOID(ha_find_files(thd,db,path,wild,dir,files));
DBUG_RETURN(0);
}

7
sql/sql_table.cc
View file

@ -222,7 +222,8 @@ int mysql_rm_table_part2(THD *thd, TABLE_LIST *tables, bool if_exists,
strxmov(path, mysql_data_home, "/", db, "/", alias, reg_ext, NullS);
(void) unpack_filename(path,path);
}
if (drop_temporary || access(path,F_OK))
if (drop_temporary ||
(access(path,F_OK) && ha_create_table_from_engine(thd,db,alias,true)))
{
if (if_exists)
push_warning_printf(thd, MYSQL_ERROR::WARN_LEVEL_NOTE,
@ -1243,8 +1244,8 @@ int mysql_create_table(THD *thd,const char *db, const char *table_name,
{
bool create_if_not_exists =
create_info->options & HA_LEX_CREATE_IF_NOT_EXISTS;
if (!create_table_from_handler(db, table_name,
create_if_not_exists))
if (!ha_create_table_from_engine(thd, db, table_name,
create_if_not_exists))
{
DBUG_PRINT("info", ("Table already existed in handler"));

8
sql/table.cc
View file

@ -705,6 +705,14 @@ int openfrm(const char *name, const char *alias, uint db_stat, uint prgflag,
outparam->crashed=((err == HA_ERR_CRASHED_ON_USAGE) &&
outparam->file->auto_repair() &&
!(ha_open_flags & HA_OPEN_FOR_REPAIR));
if (err==HA_ERR_NO_SUCH_TABLE)
{
/* The table did not exists in storage engine, use same error message
as if the .frm file didn't exist */
error= 1;
my_errno= ENOENT;
}
goto err_not_open; /* purecov: inspected */
}
}