merge (bb7f37ab) · Commits · Software / OSDI20 Artifacts / mariadb

.bzrignore

+2 −0

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		@@ -494,3 +494,5 @@ vio/test-ssl
		vio/test-sslclient
		vio/test-sslserver
		vio/viotest-ssl
		innobase/stamp-h1
		stamp-h1

Docs/manual.texi

+102 −17

Original line number	Diff line number	Diff line
		@@ -8202,6 +8202,10 @@ The following startup variables/options have been renamed:
		The startup options @code{record_buffer}, @code{sort_buffer} and
		@code{warnings} will still work in MySQL 4.0 but are deprecated.
		@item
		The mysqld option @code{--safe_show_database} doesn't work anymore. One
		should instead give the @code{SHOW DATABASES} privileges to everyone that
		need to see all databases.
		@item
		The following SQL variables have changed name.
		@c arjen note: New table, not yet measured for O'Reilly/DocBook.
		@multitable @columnfractions .50 .50
		@@ -19879,7 +19883,6 @@ differ somewhat:
		\| query_cache_limit \| 1048576 \|
		\| query_cache_size \| 0 \|
		\| query_cache_type \| ON \|
		\| safe_show_database \| OFF \|
		\| server_id \| 0 \|
		\| slave_net_timeout \| 3600 \|
		\| skip_external_locking \| ON \|
		@@ -20314,7 +20317,8 @@ This may be set (only numeric) to
		Don't show databases for which the user doesn't have any database or
		table privileges. This can improve security if you're concerned about
		people being able to see what databases other users have. See also
		@code{skip_show_database}.
		@code{skip_show_database}. This option is deprecated as one should instead
		use the @code{SHOW DATABASES} privilege instead.

		@item @code{server_id}
		The value of the @code{--server-id} option.
		@@ -20327,7 +20331,7 @@ Is ON if we only allow local (socket) connections.

		@item @code{skip_show_database}
		This prevents people from doing @code{SHOW DATABASES} if they don't have
		the @code{PROCESS} privilege. This can improve security if you're
		the @code{SHOW DATABASE} privilege. This can improve security if you're
		concerned about people being able to see what databases other users
		have. See also @code{safe_show_database}.

		@@ -23683,7 +23687,7 @@ started}, your slaves may fail.

		Please see the following table for an indication of master-slave
		compatibility between different versions. With regard to version 4.0,
		we recommend using same version on both sides.
		we recommend using at least 4.0.4 on both sides.

		@c FIX arjen 2002-07-17 new table, not yet measured for XML/DocBook.
		@multitable @columnfractions .10 .15 .15 .10 .10 .10
		@@ -24350,7 +24354,7 @@ may be used with @code{IO_THREAD} and @code{SQL_THREAD} options. (Slave)
		@tab Re-enables update logging if the user has the @code{SUPER} privilege.
		Ignored otherwise. (Master)

		@item @code{GLOBAL SET SQL_SLAVE_SKIP_COUNTER=n}
		@item @code{SET GLOBAL SQL_SLAVE_SKIP_COUNTER=n}
		@tab Skip the next @code{n} events from the master. Only valid when
		the slave thread is not running, otherwise, gives an error. Useful for
		recovering from replication glitches.
		@@ -25510,7 +25514,7 @@ temporary table to hold the result. This typically happens if you do an
		@code{ORDER BY} on a different column set than you did a @code{GROUP
		BY} on.

		@item Where used
		@item Using where (was @code{where used})
		A @code{WHERE} clause will be used to restrict which rows will be
		matched against the next table or sent to the client. If you don't have
		this information and the table is of type @code{ALL} or @code{index},
		@@ -25670,7 +25674,7 @@ Executing the @code{EXPLAIN} statement again produces this result:

		@example
		table type possible_keys key key_len ref rows Extra
		tt ALL AssignedPC,ClientID,ActualPC NULL NULL NULL 3872 where used
		tt ALL AssignedPC,ClientID,ActualPC NULL NULL NULL 3872 Using where
		do ALL PRIMARY NULL NULL NULL 2135
		range checked for each record (key map: 1)
		et_1 ALL PRIMARY NULL NULL NULL 74
		@@ -25696,7 +25700,7 @@ Now @code{EXPLAIN} produces the output shown here:
		@example
		table type possible_keys key key_len ref rows Extra
		et ALL PRIMARY NULL NULL NULL 74
		tt ref AssignedPC, ActualPC 15 et.EMPLOYID 52 where used
		tt ref AssignedPC, ActualPC 15 et.EMPLOYID 52 Using where
		ClientID,
		ActualPC
		et_1 eq_ref PRIMARY PRIMARY 15 tt.AssignedPC 1
		@@ -25719,7 +25723,7 @@ Now the join is perfect, and @code{EXPLAIN} produces this result:

		@example
		table type possible_keys key key_len ref rows Extra
		tt ALL AssignedPC NULL NULL NULL 3872 where used
		tt ALL AssignedPC NULL NULL NULL 3872 Using where
		ClientID,
		ActualPC
		et eq_ref PRIMARY PRIMARY 15 tt.ActualPC 1
		@@ -28868,7 +28872,6 @@ and if you can use @code{GLOBAL} or @code{SESSION} with them.
		@item read_buffer_size @tab num @tab GLOBAL \| SESSION
		@item read_rnd_buffer_size @tab num @tab GLOBAL \| SESSION
		@item rpl_recovery_rank @tab num @tab GLOBAL
		@item safe_show_database @tab bool @tab GLOBAL
		@item server_id @tab num @tab GLOBAL
		@item slave_compressed_protocol @tab bool @tab GLOBAL
		@item slave_net_timeout @tab num @tab GLOBAL
		@@ -38698,8 +38701,8 @@ SUM_OVER_ALL_KEYS(max_length_of_key + sizeof(char) 2)
		* Table and index:: Table and Index Structures
		* File space management:: File Space Management and Disk I/O
		* Error handling:: Error Handling
		* InnoDB change history:: InnoDB Change History
		* InnoDB restrictions:: Restrictions on InnoDB Tables
		* InnoDB change history:: InnoDB Change History
		* InnoDB contact information:: InnoDB Contact Information.
		@end menu

		@@ -50735,6 +50738,7 @@ this means that the version has not yet been released!
		@c Please don't add a new version here without also updating ../configure.in!

		@menu
		* News-4.1.x::
		* News-4.0.x:: Changes in release 4.0.x (Beta)
		* News-3.23.x:: Changes in release 3.23.x (Stable)
		* News-3.22.x:: Changes in release 3.22.x (Older; Still supported)
		@@ -50744,7 +50748,77 @@ this means that the version has not yet been released!
		@end menu


		@node News-4.0.x, News-3.23.x, News, News
		@node News-4.1.x, News-4.0.x, News, News
		@appendixsec Changes in release 4.1.x (Alpha)

		@cindex changes, version 4.1

		Version 4.1 of the MySQL server includes many enhancements and new features:

		@itemize @bullet
		@item
		Sub selects: @code{SELECT * from t1 where t1.a=(SELECT t2.b FROM t2)}.
		@item
		Character sets to be defined per column, table and database.
		@item
		Unicode (UTF8) support.
		@item
		Derived tables: @code{SELECT a from t1, (select * from t2) WHERE t1.a=t2.a}
		@item
		@code{BTREE} index on @code{HEAP} tables.
		@item
		Support for GIS (Geometrical data).
		@item
		@code{SHOW WARNINGS}; Shows warnings for the last command.
		@end itemize

		For a full list of changes, please refer to the changelog sections for
		each individual 4.1.x release.

		@menu
		* News-4.1.0::
		@end menu

		@node News-4.1.0, , News-4.1.x, News-4.1.x
		@appendixsubsec Changes in release 4.1.0
		@itemize
		@item
		One can specify many temporary directories to be used in a round-robin
		fasion with: @code{--tmpdir=dirname1:dirname2:dirname3}.
		@item
		Sub selects: @code{SELECT * from t1 where t1.a=(SELECT t2.b FROM t2)}.
		@item
		Character sets to be defined per column, table and database.
		@item
		Unicode (UTF8) support.
		@item
		Derived tables: @code{SELECT a from t1, (select * from t2) WHERE t1.a=t2.a}
		@item
		@code{BTREE} index on @code{HEAP} tables.
		@item
		Faster embedded server.
		@item
		One can add a comment per column in @code{CREATE TABLE}.
		@item
		@code{SHOW FULL COLUMNS FROM table_name} shows column comments.
		@item
		@code{ALTER DATABASE}.
		@item
		Support for GIS (Geometrical data).
		@item
		@code{SHOW WARNINGS}; Shows warnings from the last command.
		@item
		One can specify a column type for a colum in @code{CREATE TABLE
		... SELECT} by defining the column in the @code{CREATE} part

		@example
		CREATE TABLE foo (a tinyint not null) SELECT b+1 AS 'a' FROM bar;
		@end example

		@end itemize


		@node News-4.0.x, News-3.23.x, News-4.1.x, News
		@appendixsec Changes in release 4.0.x (Beta)

		@cindex changes, version 4.0
		@@ -50815,9 +50889,16 @@ each individual 4.0.x release.
		@appendixsubsec Changes in release 4.0.5
		@itemize
		@item
		Removed a condition that temp table with index on column that can be NULL has
		to be MyISAM. This was OK for 3.23, but not needed in 4.*. This resulted in
		slowdown in many queries since 4.0.2
		When one uses the @code{--open-files-limit=#} option to @code{mysqld_safe}
		it's now passed on to @code{mysqld}
		@item
		Fixed that @code{GROUP BY} on columns that may have a @code{NULL} value
		doesn't always use disk based temporary tables.
		@item
		Changed output from @code{EXPLAIN} from @code{'where used'} to
		@code{'Using where'} to make it more in line with other output.
		@item
		Removed variable @code{safe_show_database} as it was not used anymore.
		@item
		Small code improvement in multi-table updates
		@item
		@@ -51684,6 +51765,9 @@ not yet 100% confident in this code.
		@appendixsubsec Changes in release 3.23.54
		@itemize
		@item
		Allow one to start multiple MySQL servers on windows (code backported
		from 4.0.2).
		@item
		Fixed a problem with BDB and @code{ALTER TABLE}.
		@item
		Fixed reference to freed memory when doing complicated @code{GROUP BY
		@@ -52510,8 +52594,9 @@ long as @code{server-id} is set and valid @file{master.info} is present.
		Partial updates (terminated with kill) are now logged with a special error
		code to the binary log. Slave will refuse to execute them if the error code
		indicates the update was terminated abnormally, and will have to be recovered
		with @code{SET SQL_SLAVE_SKIP_COUNTER=1; SLAVE START} after a manual sanity
		check/correction of data integrity.
		with @code{SET SQL_SLAVE_SKIP_COUNTER=1; SLAVE START} after a manual
		sanity check/correction of data integrity. Update: In 4.0.3 and above
		you have to use @code{SET GLOBAL}.
		@item
		Fixed bug that erroneously logged a drop of internal temporary table
		on thread termination to the binary log -- this bug affected replication.

client/mysqltest.c

+11 −1

Original line number	Diff line number	Diff line
		@@ -91,7 +91,7 @@


		enum {OPT_MANAGER_USER=256,OPT_MANAGER_HOST,OPT_MANAGER_PASSWD,
		OPT_MANAGER_PORT,OPT_MANAGER_WAIT_TIMEOUT};
		OPT_MANAGER_PORT,OPT_MANAGER_WAIT_TIMEOUT, OPT_SKIP_SAFEMALLOC};

		static int record = 0, opt_sleep=0;
		static char db = 0, pass=0;
		@@ -1845,6 +1845,9 @@ static struct my_option my_long_options[] =
		0, 0, 0, GET_STR, REQUIRED_ARG, 0, 0, 0, 0, 0, 0},
		{"silent", 's', "Suppress all normal output. Synonym for --quiet.",
		(gptr) &silent, (gptr) &silent, 0, GET_BOOL, NO_ARG, 0, 0, 0, 0, 0, 0},
		{"skip-safemalloc", OPT_SKIP_SAFEMALLOC,
		"Don't use the memory allocation checking", 0, 0, 0, GET_NO_ARG, NO_ARG,
		0, 0, 0, 0, 0, 0},
		{"sleep", 'T', "Sleep always this many seconds on sleep commands",
		(gptr) &opt_sleep, (gptr) &opt_sleep, 0, GET_INT, REQUIRED_ARG, 0, 0, 0,
		0, 0, 0},
		@@ -1944,6 +1947,11 @@ get_one_option(int optid, const struct my_option *opt __attribute__((unused)),
		if (read_server_arguments(argument))
		die(NullS);
		break;
		case OPT_SKIP_SAFEMALLOC:
		#ifdef SAFEMALLOC
		sf_malloc_quick=1;
		#endif
		break;
		case 'V':
		print_version();
		exit(0);
		@@ -2301,6 +2309,7 @@ static void var_from_env(const char* name, const char* def_val)
		static void init_var_hash()
		{
		VAR* v;
		DBUG_ENTER("init_var_hash");
		if (hash_init(&var_hash, 1024, 0, 0, get_var_key, var_free, MYF(0)))
		die("Variable hash initialization failed");
		var_from_env("MASTER_MYPORT", "9306");
		@@ -2309,6 +2318,7 @@ static void init_var_hash()
		var_from_env("BIG_TEST", opt_big_test ? "1" : "0");
		v=var_init(0,"MAX_TABLES", 0, (sizeof(ulong) == 4) ? "31" : "63",0);
		hash_insert(&var_hash, (byte*)v);
		DBUG_VOID_RETURN;
		}

include/my_global.h

+9 −0

Original line number	Diff line number	Diff line
		@@ -119,7 +119,16 @@
		#define _H_STRINGS
		#define _SYS_STREAM_H
		/* #define _AIX32_CURSES / / XXX: this breaks AIX 4.3.3 (others?). */
		#define ulonglong2double(A) my_ulonglong2double(A)
		#define my_off_t2double(A) my_ulonglong2double(A)
		#ifdef __cplusplus
		extern "C" {
		#endif
		double my_ulonglong2double(unsigned long long A);
		#ifdef __cplusplus
		}
		#endif
		#endif /* _AIX */

		#ifdef HAVE_BROKEN_SNPRINTF /* HPUX 10.20 don't have this defined */
		#undef HAVE_SNPRINTF

mysql-test/mysql-test-run.sh

+2 −1

Original line number	Diff line number	Diff line
		@@ -369,6 +369,7 @@ fi
		[ -d $MYSQL_TEST_DIR/var ] \|\| mkdir $MYSQL_TEST_DIR/var
		[ -d $MYSQL_TEST_DIR/var/tmp ] \|\| mkdir $MYSQL_TEST_DIR/var/tmp
		[ -d $MYSQL_TEST_DIR/var/run ] \|\| mkdir $MYSQL_TEST_DIR/var/run
		[ -d $MYSQL_TEST_DIR/var/log ] \|\| mkdir $MYSQL_TEST_DIR/var/log

		if test ${COLUMNS:-0} -lt 80 ; then COLUMNS=80 ; fi
		E=`$EXPR $COLUMNS - 8`
		@@ -454,7 +455,7 @@ fi


		MYSQL_TEST_ARGS="--no-defaults --socket=$MASTER_MYSOCK --database=$DB \
		--user=$DBUSER --password=$DBPASSWD --silent -v \
		--user=$DBUSER --password=$DBPASSWD --silent -v --skip-safemalloc \
		--tmpdir=$MYSQL_TMP_DIR"
		MYSQL_TEST_BIN=$MYSQL_TEST
		MYSQL_TEST="$MYSQL_TEST $MYSQL_TEST_ARGS"