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Merge jcole@work.mysql.com:/home/bk/mysql
into tetra.spaceapes.com:/usr/home/jcole/bk/mysql BitKeeper/etc/ignore: auto-union Docs/manual.texi: Auto merged
This commit is contained in:
unknown
commit
0a1fcefba7
2 changed files with 88 additions and 88 deletions
45
.bzrignore
45
.bzrignore
|
|
@ -19,10 +19,23 @@ COPYING
|
|||
COPYING.LIB
|
||||
Docs/INSTALL-BINARY
|
||||
Docs/include.texi
|
||||
Docs/manual.aux
|
||||
Docs/manual.cp
|
||||
Docs/manual.cps
|
||||
Docs/manual.dvi
|
||||
Docs/manual.fn
|
||||
Docs/manual.fns
|
||||
Docs/manual.html
|
||||
Docs/manual.ky
|
||||
Docs/manual.log
|
||||
Docs/manual.pdf
|
||||
Docs/manual.pg
|
||||
Docs/manual.toc
|
||||
Docs/manual.tp
|
||||
Docs/manual.txt
|
||||
Docs/manual.vr
|
||||
Docs/manual_a4.ps
|
||||
Docs/manual_letter.ps
|
||||
Docs/manual_toc.html
|
||||
Docs/mysql.info
|
||||
INSTALL-SOURCE
|
||||
|
|
@ -40,6 +53,7 @@ PENDING/2000-10-11.06
|
|||
PENDING/2000-10-25.01
|
||||
PENDING/2000-10-25.02
|
||||
PENDING/2000-11-17.01
|
||||
TAGS
|
||||
aclocal.m4
|
||||
client/.mysqladmin.c.swp
|
||||
client/insert_test
|
||||
|
|
@ -209,6 +223,7 @@ mysql-test/var/lib/mysql-bin.004
|
|||
mysql-test/var/lib/mysql-bin.005
|
||||
mysql-test/var/lib/mysql-bin.006
|
||||
mysql-test/var/lib/mysql-bin.007
|
||||
mysql-test/var/lib/mysql-bin.008
|
||||
mysql-test/var/lib/mysql-bin.index
|
||||
mysql-test/var/lib/mysql-slow.log
|
||||
mysql-test/var/lib/mysql/*
|
||||
|
|
@ -239,6 +254,12 @@ mysql-test/var/lib/test/t.frm
|
|||
mysql-test/var/lib/test/test.MYD
|
||||
mysql-test/var/lib/test/test.MYI
|
||||
mysql-test/var/lib/test/test.frm
|
||||
mysql-test/var/lib/test/test1.MYD
|
||||
mysql-test/var/lib/test/test1.MYI
|
||||
mysql-test/var/lib/test/test1.frm
|
||||
mysql-test/var/lib/test/test2.MYD
|
||||
mysql-test/var/lib/test/test2.MYI
|
||||
mysql-test/var/lib/test/test2.frm
|
||||
mysql-test/var/lib/test/words.MYD
|
||||
mysql-test/var/lib/test/words.MYI
|
||||
mysql-test/var/lib/test/words.frm
|
||||
|
|
@ -252,6 +273,7 @@ mysql-test/var/log/mysqld-slave.err
|
|||
mysql-test/var/log/mysqld-slave.log
|
||||
mysql-test/var/log/mysqld.err
|
||||
mysql-test/var/log/mysqld.log
|
||||
mysql-test/var/run/mysqld.pid
|
||||
mysql-test/var/slave-data/bar/bar.MYD
|
||||
mysql-test/var/slave-data/bar/bar.MYI
|
||||
mysql-test/var/slave-data/bar/bar.frm
|
||||
|
|
@ -314,6 +336,7 @@ mysql-test/var/slave-data/test/x.MYD
|
|||
mysql-test/var/slave-data/test/x.MYI
|
||||
mysql-test/var/slave-data/test/x.frm
|
||||
mysql-test/var/tmp/README
|
||||
mysql-test/var/tmp/mysql.sock
|
||||
mysys/test_charset
|
||||
mysys/test_thr_alarm
|
||||
mysys/test_thr_lock
|
||||
|
|
@ -379,25 +402,3 @@ support-files/mysql-3.23.29-gamma.spec
|
|||
support-files/mysql-log-rotate
|
||||
support-files/mysql.server
|
||||
support-files/mysql.spec
|
||||
Docs/manual.aux
|
||||
Docs/manual.cp
|
||||
Docs/manual.cps
|
||||
Docs/manual.dvi
|
||||
Docs/manual.fn
|
||||
Docs/manual.fns
|
||||
Docs/manual.ky
|
||||
Docs/manual.pg
|
||||
Docs/manual.toc
|
||||
Docs/manual.tp
|
||||
Docs/manual.vr
|
||||
Docs/manual_a4.ps
|
||||
Docs/manual_letter.ps
|
||||
mysql-test/var/lib/test/test1.frm
|
||||
mysql-test/var/lib/test/test1.MYD
|
||||
mysql-test/var/lib/test/test1.MYI
|
||||
mysql-test/var/lib/test/test2.frm
|
||||
mysql-test/var/lib/test/test2.MYD
|
||||
mysql-test/var/lib/test/test2.MYI
|
||||
mysql-test/var/run/mysqld.pid
|
||||
mysql-test/var/tmp/mysql.sock
|
||||
mysql-test/var/lib/mysql-bin.008
|
||||
|
|
|
|||
131
Docs/manual.texi
131
Docs/manual.texi
|
|
@ -965,7 +965,7 @@ Changes in release 3.19.x
|
|||
MySQL and the future (The TODO)
|
||||
|
||||
* TODO MySQL 4.0:: Things that should be in 4.0
|
||||
* TODO future:: Things that must done in the very near future
|
||||
* TODO future:: Things that must be done in the near future
|
||||
* TODO sometime:: Things that have to be done sometime
|
||||
* TODO unplanned:: Some things we don't have any plans to do
|
||||
|
||||
|
|
@ -38179,7 +38179,7 @@ extened by Kevin A. McGrail @email{kmcgrail@@digital1.peregrinehw.com}.
|
|||
This converter can handle MEMO fields.
|
||||
|
||||
@item @uref{http://www.mysql.com/Downloads/Contrib/Msql-Mysql-modules-1.2215.tar.gz, Msql-Mysql-modules-1.2215.tar.gz}
|
||||
Perl @code{DBD} module to access mSQL and @strong{MySQL} databases..
|
||||
Perl @code{DBD} module to access mSQL and @strong{MySQL} databases.
|
||||
|
||||
@item @uref{http://www.mysql.com/Downloads/Contrib/Data-ShowTable-3.3.tar.gz, Data-ShowTable-3.3.tar.gz}
|
||||
Perl @code{Data-ShowTable} module. Useful with @code{DBI}/@code{DBD} support.
|
||||
|
|
@ -38800,7 +38800,7 @@ interested in.
|
|||
@node Credits, News, Contrib, Top
|
||||
@appendix Credits
|
||||
|
||||
The following persons have helped us make MySQL what it's today
|
||||
The following persons have helped us make MySQL what it is today
|
||||
|
||||
@cindex developers, list of
|
||||
@menu
|
||||
|
|
@ -39406,7 +39406,7 @@ Added options @code{--open-files} and @code{--timezone} to @code{safe_mysqld}.
|
|||
@item
|
||||
Fixed a fatal bug in @code{CREATE TEMPORARY TABLE ... SELECT ...}.
|
||||
@item
|
||||
Fixed a problem with @code{CREATE TABLE .. SELECT NULL}.
|
||||
Fixed a problem with @code{CREATE TABLE ... SELECT NULL}.
|
||||
@item
|
||||
Added variables @code{large_file_support},@code{net_read_timeout},
|
||||
@code{net_write_timeout} and @code{query_buffer_size} to @code{SHOW VARIABLES}.
|
||||
|
|
@ -39710,7 +39710,7 @@ Added atomic @code{RENAME} command.
|
|||
Don't count entries with @code{NULL} in @code{COUNT(DISTINCT ...)}.
|
||||
@item
|
||||
Changed @code{ALTER TABLE}, @code{LOAD DATA INFILE} on empty tables and
|
||||
@code{INSERT ... SELECT...} on empty tables to create non-unique indexes
|
||||
@code{INSERT ... SELECT ...} on empty tables to create non-unique indexes
|
||||
in a separate batch with sorting. This will make the above calls much
|
||||
faster when you have many indexes.
|
||||
@item
|
||||
|
|
@ -39735,7 +39735,7 @@ Fixed bug in range optimizer for HEAP tables for searches on a part index.
|
|||
@item
|
||||
Fixed that @code{SELECT} on part keys works with BDB tables.
|
||||
@item
|
||||
Fixed @code{INSERT INTO bdb_table ... SELECT} to work with BDB tables.
|
||||
Fixed @code{INSERT INTO bdb_table ... SELECT} to work with BDB tables.
|
||||
@item
|
||||
@code{CHECK TABLE} now updates key statistics for the table.
|
||||
@item
|
||||
|
|
@ -39788,7 +39788,7 @@ connection is closed unexpectedly.
|
|||
Added workaround for a bug in @code{gcc} 2.96 (intel) and @code{gcc} 2.9
|
||||
(Ia64) in @code{gen_lex_hash.c}.
|
||||
@item
|
||||
Fixed memory leak in the client library when using @code{host=..} in the
|
||||
Fixed memory leak in the client library when using @code{host=} in the
|
||||
@code{my.cnf} file.
|
||||
@item
|
||||
Optimized functions that manipulate the hours/minutes/seconds.
|
||||
|
|
@ -39910,7 +39910,7 @@ Fixed a problem from 3.23.17 when choosing character set on the client side.
|
|||
Added @code{FLUSH TABLES WITH READ LOCK} to make a global lock suitable to
|
||||
make a copy of @strong{MySQL} data files.
|
||||
@item
|
||||
@code{CREATE TABLE ... SELECT ... PROCEDURE} now works.
|
||||
@code{CREATE TABLE ... SELECT ... PROCEDURE} now works.
|
||||
@item
|
||||
Internal temporary tables will now uses compressed index when using
|
||||
@code{GROUP BY} on @code{VARCHAR/CHAR} columns.
|
||||
|
|
@ -40060,7 +40060,7 @@ Fixed bug when using @code{LOAD DATA INFILE} on a table with
|
|||
@item
|
||||
Optimised MyISAM to be faster when inserting keys in sorted order.
|
||||
@item
|
||||
@code{EXPLAIN SELECT..} now also prints out whether @strong{MySQL} needs to
|
||||
@code{EXPLAIN SELECT ...} now also prints out whether @strong{MySQL} needs to
|
||||
create a temporary table or use file sorting when resolving the @code{SELECT}.
|
||||
@item
|
||||
Added optimization to skip @code{ORDER BY} parts where the part is a
|
||||
|
|
@ -40153,7 +40153,7 @@ rpm file.
|
|||
@appendixsubsec Changes in release 3.23.12
|
||||
@itemize @bullet
|
||||
@item
|
||||
Fixed bug in @code{MyISAM} involving @code{REPLACE ... SELECT} which could
|
||||
Fixed bug in @code{MyISAM} involving @code{REPLACE ... SELECT ...} which could
|
||||
give a corrupted table.
|
||||
@item
|
||||
Fixed bug in @code{myisamchk} where it wrongly reset the auto_increment value.
|
||||
|
|
@ -40163,7 +40163,7 @@ stable on Alpha.
|
|||
@item
|
||||
Changed @code{DISTINCT} on @code{HEAP} temporary tables to use hashed
|
||||
keys to quickly find duplicated rows. This mostly concerns queries of
|
||||
type @code{SELECT DISTINCT ... GROUP BY ..}. This fixes a problem where
|
||||
type @code{SELECT DISTINCT ... GROUP BY ...}. This fixes a problem where
|
||||
not all duplicates were removed in queries of the above type. In
|
||||
addition, the new code is MUCH faster.
|
||||
@item
|
||||
|
|
@ -40229,7 +40229,7 @@ Added sql variables: @code{SQL_MAX_JOIN_SIZE} and @code{SQL_SAFE_UPDATES}.
|
|||
Added @code{READ LOCAL} lock that doesn't lock the table for concurrent
|
||||
inserts. (This is used by @code{mysqldump}).
|
||||
@item
|
||||
Changed that @code{LOCK TABLES .. READ} doesn't anymore allow concurrent
|
||||
Changed that @code{LOCK TABLES ... READ} doesn't anymore allow concurrent
|
||||
inserts.
|
||||
@item
|
||||
Added option @code{--skip-delay-key-write} to @code{mysqld}.
|
||||
|
|
@ -40306,7 +40306,7 @@ long time to a separate log file with a time of how long the query took.
|
|||
@item
|
||||
Fixed core dump when doing @code{WHERE key_column=RAND(...)}
|
||||
@item
|
||||
Fixed optimization bug in @code{SELECT .. LEFT JOIN ... key_column IS NULL},
|
||||
Fixed optimization bug in @code{SELECT ... LEFT JOIN ... key_column IS NULL},
|
||||
when @code{key_column} could contain @code{NULL} values.
|
||||
@item
|
||||
Fixed problem with 8-bit characters as separators in @code{LOAD DATA INFILE}.
|
||||
|
|
@ -40510,7 +40510,7 @@ Added new @code{mysqld} variable @code{concurrency} for Solaris.
|
|||
Added option @code{--relative} to @code{mysqladmin} to make
|
||||
@code{extended-status} more useful to monitor changes.
|
||||
@item
|
||||
Fixed bug when using @code{COUNT(DISTINCT..)} on an empty table.
|
||||
Fixed bug when using @code{COUNT(DISTINCT ...)} on an empty table.
|
||||
@item
|
||||
Added support for the Chinese character set GBK.
|
||||
@item
|
||||
|
|
@ -40582,7 +40582,7 @@ default value.
|
|||
Changed @code{SUBSTRING(text FROM pos)} to conform to ANSI SQL. (Before this
|
||||
construct returned the rightmost 'pos' characters).
|
||||
@item
|
||||
@code{SUM(..)} with @code{GROUP BY} returned 0 on some systems.
|
||||
@code{SUM()} with @code{GROUP BY} returned 0 on some systems.
|
||||
@item
|
||||
Changed output for @code{SHOW TABLE STATUS}.
|
||||
@item
|
||||
|
|
@ -40651,7 +40651,7 @@ Automatic change of HEAP temporary tables to MyISAM tables in case of
|
|||
@item
|
||||
Added option @code{--init-file=file_name} to @code{mysqld}.
|
||||
@item
|
||||
@code{COUNT(DISTINCT value,[value,...])}
|
||||
@code{COUNT(DISTINCT value, [value, ...])}
|
||||
@item
|
||||
@code{CREATE TEMPORARY TABLE} now creates a temporary table, in its own
|
||||
namespace, that is automatically deleted if connection is dropped.
|
||||
|
|
@ -40714,7 +40714,7 @@ Added comments to tables (with @code{CREATE TABLE ... COMMENT "xxx"}).
|
|||
Added @code{UNIQUE}, as in
|
||||
@code{CREATE TABLE table_name (col int not null UNIQUE)}
|
||||
@item
|
||||
New create syntax: @code{CREATE TABLE table_name SELECT ....}
|
||||
New create syntax: @code{CREATE TABLE table_name SELECT ...}
|
||||
@item
|
||||
New create syntax: @code{CREATE TABLE IF NOT EXISTS ...}
|
||||
@item
|
||||
|
|
@ -41127,7 +41127,7 @@ Changed the @code{mysql.db} column from @code{char(32)} to @code{char(60)}.
|
|||
@item
|
||||
Fixed a bug when storing days in a @code{TIME} column.
|
||||
@item
|
||||
Fixed a problem with @code{Host '..' is not allowed to connect to this MySQL
|
||||
Fixed a problem with @code{Host '...' is not allowed to connect to this MySQL
|
||||
server} after one had inserted a new @strong{MySQL} user with a @code{GRANT}
|
||||
command.
|
||||
@item
|
||||
|
|
@ -41200,7 +41200,7 @@ Using @code{LEFT JOIN} on tables that had circular dependencies caused
|
|||
@code{DELETE FROM tbl_name WHERE key_column=col_name} didn't find any matching
|
||||
rows. Fixed.
|
||||
@item
|
||||
@code{DATE_ADD(column,...)} didn't work.
|
||||
@code{DATE_ADD(column, ...)} didn't work.
|
||||
@item
|
||||
@code{INSERT DELAYED} could deadlock with status 'upgrading lock'
|
||||
@item
|
||||
|
|
@ -41371,7 +41371,7 @@ shutdown to work better on FreeBSD.
|
|||
@item
|
||||
Added option @code{\G} (print vertically) to @code{mysql}.
|
||||
@item
|
||||
@code{SELECT HIGH_PRIORITY} ... killed @code{mysqld}.
|
||||
@code{SELECT HIGH_PRIORITY ...} killed @code{mysqld}.
|
||||
@item
|
||||
@code{IS NULL} on a @code{AUTO_INCREMENT} column in a @code{LEFT JOIN} didn't
|
||||
work as expected.
|
||||
|
|
@ -41400,7 +41400,7 @@ Fixed a bug in @code{ALTER TABLE} that caused @code{mysqld} to crash.
|
|||
@strong{MySQL} now always reports the conflicting key values when a
|
||||
duplicate key entry occurs. (Before this was only reported for @code{INSERT}).
|
||||
@item
|
||||
New syntax: @code{INSERT INTO tbl_name SET col_name=value,col_name=value,...}
|
||||
New syntax: @code{INSERT INTO tbl_name SET col_name=value, col_name=value, ...}
|
||||
@item
|
||||
Most errors in the @file{.err} log are now prefixed with a time stamp.
|
||||
@item
|
||||
|
|
@ -41591,7 +41591,7 @@ the current version of @code{mysqld}. (To avoid errors if you accidentally
|
|||
try to use an old error message file.)
|
||||
@item
|
||||
All count structures in the client (@code{affected_rows()},
|
||||
@code{insert_id()},...) are now of type @code{BIGINT} to allow 64-bit values
|
||||
@code{insert_id()}, ...) are now of type @code{BIGINT} to allow 64-bit values
|
||||
to be used.
|
||||
This required a minor change in the @strong{MySQL} protocol which should affect
|
||||
only old clients when using tables with @code{AUTO_INCREMENT} values > 16M.
|
||||
|
|
@ -43753,30 +43753,30 @@ select * from temporary_table, temporary_table as t2;
|
|||
@end example
|
||||
|
||||
@item
|
||||
Because @strong{MySQL} allows you to work with table types that doesn't
|
||||
support transactions (and thus can't @code{rollback} data) some things
|
||||
behaves a little different in @strong{MySQL} than in other SQL servers:
|
||||
(This is just to ensure that @strong{MySQL} never need to do a rollback
|
||||
for a SQL command). This may be a little akward at times as column
|
||||
Because @strong{MySQL} allows you to work with table types that don't
|
||||
support transactions, and thus can't @code{rollback} data, some things
|
||||
behave a little differently in @strong{MySQL} than in other SQL servers.
|
||||
This is just to ensure that @strong{MySQL} never need to do a rollback
|
||||
for a SQL command. This may be a little akward at times as column
|
||||
values must be checked in the application, but this will actually give
|
||||
you a nice speed increase as it allows @strong{MySQL} to do some
|
||||
optimizations that otherwice would be very hard to do.
|
||||
optimizations that otherwise would be very hard to do.
|
||||
|
||||
If you set a colum to a wrong value, @strong{MySQL} will instead of doing
|
||||
a rollback instead store the @code{best possible value} in the column.
|
||||
If you set a column to a wrong value, @strong{MySQL} will, instead of doing
|
||||
a rollback, store the @code{best possible value} in the column.
|
||||
|
||||
@itemize @bullet
|
||||
@item
|
||||
If you try to store a value outside of the range in a numerical column,
|
||||
If you try to store a value outside the range in a numerical column,
|
||||
@strong{MySQL} will instead store the smallest or biggest possible value in
|
||||
the column.
|
||||
@item
|
||||
If you try to store a string, that doesn't start with a number, into a
|
||||
numerical column @strong{MySQL} will store 0 into it.
|
||||
If you try to store a string that doesn't start with a number into a
|
||||
numerical column, @strong{MySQL} will store 0 into it.
|
||||
@item
|
||||
If you try to store @code{NULL} into a column that doesn't take
|
||||
@code{NULL} values, @strong{MySQL} will store 0 or @code{''} (empty
|
||||
string) in it instead. (This behavour can, however, be changed with the
|
||||
string) in it instead. (This behavior can, however, be changed with the
|
||||
-DDONT_USE_DEFAULT_FIELDS compile option).
|
||||
@item
|
||||
@strong{MySQL} allows you to store some wrong date values into
|
||||
|
|
@ -43784,22 +43784,22 @@ string) in it instead. (This behavour can, however, be changed with the
|
|||
If the date is totally wrong, @strong{MySQL} will store the special
|
||||
0000-00-00 date value in the column.
|
||||
@item
|
||||
If you set an @code{enum} to an not supported value, it will be set to
|
||||
If you set an @code{enum} to an unsupported value, it will be set to
|
||||
the error value 'empty string', with numeric value 0.
|
||||
@end itemize
|
||||
@item
|
||||
If you execute a @code{PROCEDURE} on a query with returns an empty set then
|
||||
If you execute a @code{PROCEDURE} on a query that returns an empty set,
|
||||
in some cases the @code{PROCEDURE} will not transform the columns.
|
||||
@item
|
||||
Creation of a table of type @code{MERGE} doesn't check if the underlaying
|
||||
Creation of a table of type @code{MERGE} doesn't check if the underlying
|
||||
tables are of compatible types.
|
||||
@end itemize
|
||||
|
||||
The following is known bugs in earlier versions of @strong{MySQL}:
|
||||
The following are known bugs in earlier versions of @strong{MySQL}:
|
||||
|
||||
@itemize @bullet
|
||||
@item
|
||||
You can get a hanged thread if you do a @code{DROP TABLE} on a table that is
|
||||
You can get a hung thread if you do a @code{DROP TABLE} on a table that is
|
||||
one among many tables that is locked with @code{LOCK TABLES}.
|
||||
|
||||
@item
|
||||
|
|
@ -43839,13 +43839,13 @@ decimals.
|
|||
|
||||
For platform-specific bugs, see the sections about compiling and porting.
|
||||
|
||||
@cindex To Do list for MySQL
|
||||
@cindex ToDo list for MySQL
|
||||
@node TODO, Porting, Bugs, Top
|
||||
@appendix MySQL and the future (The TODO)
|
||||
|
||||
@menu
|
||||
* TODO MySQL 4.0:: Things that should be in 4.0
|
||||
* TODO future:: Things that must done in the very near future
|
||||
* TODO MySQL 4.0:: Things that should be in Version 4.0
|
||||
* TODO future:: Things that must be done in the near future
|
||||
* TODO sometime:: Things that have to be done sometime
|
||||
* TODO unplanned:: Some things we don't have any plans to do
|
||||
@end menu
|
||||
|
|
@ -43857,26 +43857,26 @@ tell us what you want to have done more quickly. @xref{Licensing and Support}.
|
|||
@node TODO MySQL 4.0, TODO future, TODO, TODO
|
||||
@appendixsec Things that should be in 4.0
|
||||
|
||||
We plan to make @strong{MySQL} 4.0 a 'quick' release where we only add
|
||||
some new stuff to enable others to help us with developing new features
|
||||
into 4.1. The @strong{MySQL} 4.0 version should only take us about a
|
||||
month to make after which we want to stabilize it and start working on
|
||||
4.1. 4.0 should have the following new features:
|
||||
We plan to make @strong{MySQL} Version 4.0 a 'quick' release where we only
|
||||
add some new stuff to enable others to help us with developing new features
|
||||
into Version 4.1. The @strong{MySQL} 4.0 version should only take us about
|
||||
a month to make after which we want to stabilize it and start working on
|
||||
Version 4.1. Version 4.0 should have the following new features:
|
||||
|
||||
@itemize @bullet
|
||||
@item
|
||||
New table definition file format (@code{.frm} files) This will enable us
|
||||
to not run out of bits when adding more table options. One will still
|
||||
be able to use the old .frm file format with 4.0; All new created tables
|
||||
will, however, use the new format.
|
||||
be able to use the old @code{.frm} file format with 4.0. All newly created
|
||||
tables will, however, use the new format.
|
||||
|
||||
The new file format will enable us to add new column types, more options
|
||||
for keys and @code{FOREIGN KEYS}.
|
||||
for keys and @code{FOREIGN KEY} support.
|
||||
@item
|
||||
@code{mysqld} as a library. This will have the same interface as the
|
||||
standard MySQL client (with an extra function to just set up startup
|
||||
parameters) but will be faster (no TCP/IP or socket overhead), smaller
|
||||
and much easer to use from embedded products.
|
||||
and much easier to use for embedded products.
|
||||
|
||||
One will be able to define at link time if one wants to use the
|
||||
client/server model or a stand-alone application just by defining which
|
||||
|
|
@ -43893,11 +43893,12 @@ master.
|
|||
@code{DELETE FROM table_name} will return the number of deleted rows. For
|
||||
fast execution one should use @code{TRUNCATE table_name}.
|
||||
@item
|
||||
Multi table deletes (cascading deletes) and multi table updates.
|
||||
Multi-table @code{DELETE} (cascading @code{DELETE} and multi-table
|
||||
@code{DELETE}.
|
||||
@item
|
||||
Better replication.
|
||||
@item
|
||||
More functions for full text search.
|
||||
More functions for full-text search.
|
||||
@item
|
||||
Character set casts and syntax for handling multiple character sets.
|
||||
@item
|
||||
|
|
@ -43907,8 +43908,8 @@ Help for all commands from the client.
|
|||
@item
|
||||
Secure connections (with SSL).
|
||||
@item
|
||||
Extend the optimizer to be able to optimize some
|
||||
@code{ORDER BY key_name DESC} queries.
|
||||
Extend the optimizer to be able to optimize some @code{ORDER BY key_name DESC}
|
||||
queries.
|
||||
@item
|
||||
New key cache
|
||||
@end itemize
|
||||
|
|
@ -43920,13 +43921,11 @@ New key cache
|
|||
@item
|
||||
Fail safe replication.
|
||||
@item
|
||||
Subqueries. @code{select id from t where grp in (select grp from g where u > 100)}
|
||||
Subqueries.
|
||||
@code{select id from t where grp in (select grp from g where u > 100)}
|
||||
@item
|
||||
Don't allow more than # threads to run MyISAM recover at the same time.
|
||||
@item
|
||||
@code{INSERT SQL_CONCURRENT ...}; This will force the insert to happen at the
|
||||
end of the data file if the table is in use by an select to allow
|
||||
concurrent inserts.
|
||||
Don't allow more than a defined number of threads to run MyISAM recover
|
||||
at the same time.
|
||||
@item
|
||||
Change @code{INSERT ... SELECT} to use concurrent inserts.
|
||||
@item
|
||||
|
|
@ -43986,7 +43985,7 @@ should remove as few queries as possible from the cache.
|
|||
This should give a big speed bost on machines with much RAM where
|
||||
queries are often repeated (like WWW applications).
|
||||
One idea would be to only cache queries of type:
|
||||
@code{SELECT CACHED ....}
|
||||
@code{SELECT CACHED ...}
|
||||
@item
|
||||
Fix @file{libmysql.c} to allow two @code{mysql_query()} commands in a row
|
||||
without reading results or give a nice error message when one does this.
|
||||
|
|
@ -43995,13 +43994,13 @@ Optimize @code{BIT} type to take 1 bit (now @code{BIT} takes 1 char).
|
|||
@item
|
||||
Check why MIT-pthreads @code{ctime()} doesn't work on some FreeBSD systems.
|
||||
@item
|
||||
Add @code{ORDER BY} to update. This would be handy with functions like:
|
||||
Add @code{ORDER BY} to @code{UPDATE}. This would be handy with functions like:
|
||||
@code{generate_id(start,step)}.
|
||||
@item
|
||||
Add an @code{IMAGE} option to @code{LOAD DATA INFILE} to not update
|
||||
@code{TIMESTAMP} and @code{AUTO_INCREMENT} fields.
|
||||
@item
|
||||
Make @code{LOAD DATA INFILE} understand a syntax like:
|
||||
Make @code{LOAD DATA INFILE} understand syntax like:
|
||||
@example
|
||||
LOAD DATA INFILE 'file_name.txt' INTO TABLE tbl_name
|
||||
TEXT_FIELDS (text_field1, text_field2, text_field3)
|
||||
|
|
@ -44084,7 +44083,7 @@ Processlist should show number of queries/thread.
|
|||
@code{SHOW HOSTS} for printing information about the hostname cache.
|
||||
@item
|
||||
@code{DELETE} and @code{REPLACE} options to the @code{UPDATE} statement
|
||||
(this will delete rows when one gets a dupplicate key error while updating).
|
||||
(this will delete rows when one gets a duplicate key error while updating).
|
||||
@item
|
||||
Change the format of @code{DATETIME} to store fractions of seconds.
|
||||
@item
|
||||
|
|
@ -44105,7 +44104,7 @@ Change that @code{ALTER TABLE} doesn't abort clients that executes
|
|||
Fix that when columns referenced in an @code{UPDATE} clause contains the old
|
||||
values before the update started.
|
||||
@item
|
||||
Allow update of varibles in @code{UPDATE} statements. For example:
|
||||
Allow update of variables in @code{UPDATE} statements. For example:
|
||||
@code{UPDATE TABLE foo SET @@a=a+b,a=@@a, b=@@a+c}
|
||||
@item
|
||||
@code{myisamchk}, @code{REPAIR} and @code{OPTIMIZE TABLE} should be able
|
||||
|
|
|
|||
Loading…
Add table
Reference in a new issue