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fixed bug #2342

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"Running ANALYZE TABLE on bdb table inside a transaction hangs server thread"


mysql-test/r/bdb-crash.result:
  added test for bug #2342 
  "Running ANALYZE TABLE on bdb table inside a transaction hangs server thread"
mysql-test/t/bdb-crash.test:
  added test for bug #2342 
  "Running ANALYZE TABLE on bdb table inside a transaction hangs server thread"
sql/handler.h:
  added constant HA_ADMIN_REJECT
sql/sql_table.cc:
  added processing of HA_ADMIN_REJECT in ha_berkley::analyze
This commit is contained in:
unknown 2004-03-27 02:29:31 +04:00
parent e320ade2ef
commit 67e4f431d6
5 changed files with 56 additions and 0 deletions
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7
mysql-test/r/bdb-crash.result
View file

@ -30,3 +30,10 @@ ChargeID ServiceID ChargeDate ChargeAmount FedTaxes ProvTaxes ChargeStatus Charg
1 1 2001-03-01 1.00 1.00 1.00 New blablabla NULL now
2 1 2001-03-01 1.00 1.00 1.00 New NULL NULL now
drop table t1;
create table t1 (a int) engine=bdb;
set autocommit=0;
insert into t1 values(1);
analyze table t1;
Table Op Msg_type Msg_text
test.t1 analyze status Operation need committed state
drop table t1;

13
mysql-test/t/bdb-crash.test
View file

@ -36,3 +36,16 @@ INSERT INTO t1
VALUES(NULL,1,'2001-03-01',1,1,1,'New',NULL,NULL,'now');
select * from t1;
drop table t1;
#
# Test for bug #2342 "Running ANALYZE TABLE on bdb table
# inside a transaction hangs server thread"
#
create table t1 (a int) engine=bdb;
set autocommit=0;
insert into t1 values(1);
analyze table t1;
drop table t1;

29
sql/ha_berkeley.cc
View file

@ -2125,6 +2125,35 @@ int ha_berkeley::analyze(THD* thd, HA_CHECK_OPT* check_opt)
{
DB_BTREE_STAT *stat=0;
uint i;
DB_TXN_STAT *txn_stat_ptr= 0;
if (!db_env->txn_stat(db_env, &txn_stat_ptr, 0) &&
txn_stat_ptr && txn_stat_ptr->st_nactive>=2)
{
DB_TXN_ACTIVE *atxn_stmt= 0, *atxn_all= 0;
DB_TXN *txn_all= (DB_TXN*) thd->transaction.all.bdb_tid;
u_int32_t all_id= txn_all->id(txn_all);
DB_TXN *txn_stmt= (DB_TXN*) thd->transaction.stmt.bdb_tid;
u_int32_t stmt_id= txn_stmt->id(txn_stmt);
DB_TXN_ACTIVE *cur= txn_stat_ptr->st_txnarray;
DB_TXN_ACTIVE *end= cur + txn_stat_ptr->st_nactive;
for (; cur!=end && (!atxn_stmt || !atxn_all); cur++)
{
if (cur->txnid==all_id) atxn_all= cur;
if (cur->txnid==stmt_id) atxn_stmt= cur;
}
if (atxn_stmt && atxn_all &&
log_compare(&atxn_stmt->lsn,&atxn_all->lsn))
{
free(txn_stat_ptr);
return HA_ADMIN_REJECT;
}
free(txn_stat_ptr);
}
for (i=0 ; i < table->keys ; i++)
{

1
sql/handler.h
View file

@ -41,6 +41,7 @@
#define HA_ADMIN_CORRUPT -3
#define HA_ADMIN_INTERNAL_ERROR -4
#define HA_ADMIN_INVALID -5
#define HA_ADMIN_REJECT -6
/* Bits in table_flags() to show what database can do */
#define HA_READ_RND_SAME 1 /* Read RND-record to KEY-record

6
sql/sql_table.cc
View file

@ -1666,6 +1666,12 @@ static int mysql_admin_table(THD* thd, TABLE_LIST* tables,
protocol->store("Operation failed",16, system_charset_info);
break;
case HA_ADMIN_REJECT:
protocol->store("status", 6, system_charset_info);
protocol->store("Operation need committed state",30, system_charset_info);
open_for_modify= false;
break;
case HA_ADMIN_ALREADY_DONE:
protocol->store("status", 6, system_charset_info);
protocol->store("Table is already up to date", 27, system_charset_info);