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147 lines
4.7 KiB
Plaintext
147 lines
4.7 KiB
Plaintext
############# mysql-test\t\sql_big_tables_func.test ########################
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# #
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# Variable Name: sql_big_tables #
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# Scope: SESSION #
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# Access Type: Dynamic #
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# Data Type: BOOLEAN #
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# Default Value: 0 FALSE #
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# Values: 1 TRUE, 0 FALSE #
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# #
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# #
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# Creation Date: 2008-02-25 #
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# Author: Sharique Abdullah #
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# #
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# Description: Test Cases of Dynamic System Variable "sql_big_tables" #
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# that checks behavior of this variable in the following ways #
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# * Functionality based on different values #
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# #
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# Reference: http://dev.mysql.com/doc/refman/5.1/en/set-option.html #
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# #
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############################################################################
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# Due to difference in the result the ps-protocol is disabled
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--disable_ps_protocol
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--echo ** Setup **
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--echo
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#
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# Setup
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#
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SET @old_big_tables = @@SESSION.sql_big_tables;
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#
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# Create tables
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#
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CREATE TABLE t1(a varchar(20), b varchar(20));
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INSERT INTO t1 VALUES('aa','bb');
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INSERT INTO t1 VALUES('aa','bb');
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INSERT INTO t1 VALUES('aa','bb');
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INSERT INTO t1 VALUES('aa','bb');
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INSERT INTO t1 VALUES('aa','bb');
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--echo '#--------------------FN_DYNVARS_155_01-------------------------#'
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#
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# TRUE mode
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#
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SET SESSION sql_big_tables = 1;
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let $diskTablesBig = query_get_value(SHOW STATUS LIKE 'Created_tmp_disk_tables', Value, 1);
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let $totalTablesBig = query_get_value(SHOW STATUS LIKE 'Created_tmp_tables', Value, 1);
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eval SET @diskTableCount = $diskTablesBig;
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eval SET @tempTableCount = $totalTablesBig;
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SELECT * FROM (SELECT ta.a as a, tb.b as b
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FROM t1 as ta INNER JOIN t1 as tb ON ta.a = tb.a) sub;
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let $newDiskTablesBig = query_get_value(SHOW STATUS LIKE 'Created_tmp_disk_tables', Value, 1);
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let $newTotalTablesBig = query_get_value(SHOW STATUS LIKE 'Created_tmp_tables', Value, 1);
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eval SET @diskTableCount = $newDiskTablesBig - @diskTableCount;
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eval SET @tempTableCount = $newTotalTablesBig - @tempTableCount;
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SELECT @diskTableCount;
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--echo 1 Expected
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SELECT @tempTableCount;
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--echo 1 Expected
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--echo '#--------------------FN_DYNVARS_155_02-------------------------#'
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#
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# FALSE mode
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#
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SET SESSION sql_big_tables = 0;
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let $diskTables = query_get_value(SHOW STATUS LIKE 'Created_tmp_disk_tables', Value, 1);
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let $totalTables = query_get_value(SHOW STATUS LIKE 'Created_tmp_tables', Value, 1);
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eval SET @diskTableCount = $diskTables;
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eval SET @tempTableCount = $totalTables;
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SELECT * FROM (SELECT ta.b as a, tb.a as b FROM t1 as ta INNER JOIN t1 as tb ON ta.a = tb.a) sub;
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let $newDiskTables= query_get_value(SHOW STATUS LIKE 'Created_tmp_disk_tables', Value, 1);
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let $newTotalTables= query_get_value(SHOW STATUS LIKE 'Created_tmp_tables', Value, 1);
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eval SET @diskTableCount = $newDiskTables - @diskTableCount;
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eval SET @tempTableCount = $newTotalTables - @tempTableCount;
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SELECT @diskTableCount;
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--echo 0 Expected
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SELECT @tempTableCount;
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--echo 1 Expected
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--echo '#--------------------FN_DYNVARS_155_03-------------------------#'
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#
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# Session data integrity check
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#
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--echo ** Connecting con_int1 using root **
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connect (con_int1,localhost,root,,);
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--echo ** Connection con_int1 **
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connection con_int1;
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SELECT @@SESSION.sql_big_tables;
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--echo 0 / FALSE Expected;
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SET SESSION sql_big_tables = FALSE;
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--echo ** Connecting con_int2 using root **
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connect (con_int2,localhost,root,,);
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--echo ** Connection con_int2 **
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connection con_int2;
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SELECT @@SESSION.sql_big_tables;
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--echo 0 / FALSE Expected;
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SET SESSION sql_big_tables = TRUE;
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--echo ** Connection con_int1 **
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connection con_int1;
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SELECT @@SESSION.sql_big_tables;
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--echo 0 / FALSE Expected;
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--echo ** Connection con_int2 **
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connection con_int2;
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SELECT @@SESSION.sql_big_tables;
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--echo 1 / TRUE Expected;
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--echo ** Connection default **
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connection default;
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--echo Disconnecting Connections con_int1, con_int2
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disconnect con_int1;
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disconnect con_int2;
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#
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# Cleanup
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#
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SET SESSION sql_big_tables = @old_big_tables;
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DROP TABLE t1;
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--enable_ps_protocol
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