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86 lines
3 KiB
Text
86 lines
3 KiB
Text
############# mysql-test\t\query_prealloc_size_func.test ######################
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# #
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# Variable Name: query_prealloc_size #
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# Scope: GLOBAL & SESSION #
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# Access Type: Dynamic #
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# Data Type: integer #
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# Default Value: 8192 #
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# Values: 8192-4294967295 #
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# #
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# #
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# Creation Date: 2008-02-22 #
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# Author: Sharique Abdullah #
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# #
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# Description: Test Cases of Dynamic System Variable "query_prealloc_size" #
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# that checks behavior of this variable in the following ways #
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# * Default Value #
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# * Valid & Invalid values #
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# * Scope & Access method #
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# * Cache behaviors #
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# #
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# Reference: http://dev.mysql.com/doc/refman/5.1/en/ #
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# server-system-variables.html#option_mysqld_query_prealloc_size #
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# #
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###############################################################################
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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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#
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# Save initial value
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#
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CREATE TABLE t1 (id int auto_increment primary key, val text(200));
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INSERT INTO t1 values(NULL,'a');
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INSERT INTO t1 values(NULL,'b');
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INSERT INTO t1 values(NULL,'c');
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INSERT INTO t1 values(NULL,'d');
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SELECT * FROM t1 ORDER BY val;
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SET SESSION query_prealloc_size = 8192;
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--echo '#----------------------------FN_DYNVARS_137_05-----------------#'
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#
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# Session data integrity check & GLOBAL Value check
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#
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SET GLOBAL query_prealloc_size = 8192;
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connect (con_int1,localhost,root,,);
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connection con_int1;
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SELECT @@SESSION.query_prealloc_size;
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--echo Expected Value : 8192;
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SET SESSION query_prealloc_size = 16384;
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connect (con_int2,localhost,root,,);
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connection con_int2;
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SELECT @@SESSION.query_prealloc_size;
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--echo Expected Value : 8192;
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SET SESSION query_prealloc_size = 8192;
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connection con_int1;
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SELECT @@SESSION.query_prealloc_size;
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--echo Expected Value : 16384;
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connection con_int2;
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SELECT @@SESSION.query_prealloc_size;
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--echo Expected Value : 8192;
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SELECT @@GLOBAL.query_prealloc_size;
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--echo Expected Value : 8192;
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connection default;
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disconnect con_int1;
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disconnect con_int2;
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