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e8de094a3f
Add innodb_locks.lock_data column and some relevant tests. For record locks this column represents the ordering fields of the locked row in a human readable, SQL-valid, format. Approved by: Marko
135 lines
3.3 KiB
Text
135 lines
3.3 KiB
Text
#
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# Test that user data is correctly "visualized" in
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# INFORMATION_SCHEMA.innodb_locks.lock_data
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#
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-- source include/have_innodb.inc
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-- disable_query_log
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-- disable_result_log
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SET storage_engine=InnoDB;
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-- disable_warnings
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DROP TABLE IF EXISTS t_min, t_max;
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-- enable_warnings
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let $table_def =
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(
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c01 TINYINT,
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c02 TINYINT UNSIGNED,
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c03 SMALLINT,
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c04 SMALLINT UNSIGNED,
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c05 MEDIUMINT,
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c06 MEDIUMINT UNSIGNED,
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c07 INT,
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c08 INT UNSIGNED,
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c09 BIGINT,
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c10 BIGINT UNSIGNED,
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PRIMARY KEY(c01, c02, c03, c04, c05, c06, c07, c08, c09, c10)
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);
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-- eval CREATE TABLE t_min $table_def;
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INSERT INTO t_min VALUES
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(-128, 0,
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-32768, 0,
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-8388608, 0,
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-2147483648, 0,
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-9223372036854775808, 0);
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-- eval CREATE TABLE t_max $table_def;
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INSERT INTO t_max VALUES
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(127, 255,
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32767, 65535,
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8388607, 16777215,
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2147483647, 4294967295,
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9223372036854775807, 18446744073709551615);
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CREATE TABLE t_str (
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c1 VARCHAR(32),
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c2 VARCHAR(32),
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c3 VARCHAR(32),
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c4 VARCHAR(32),
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c5 VARCHAR(32),
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c6 VARCHAR(32),
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c7 VARCHAR(32),
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PRIMARY KEY(c1, c2, c3, c4, c5, c6, c7)
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);
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INSERT INTO t_str VALUES
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('1', 'abc', '''abc', 'abc''', 'a''bc', 'a''bc''', '''abc''''');
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INSERT INTO t_str VALUES
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('2', 'abc', '"abc', 'abc"', 'a"bc', 'a"bc"', '"abc""');
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INSERT INTO t_str VALUES
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('3', 'abc', '\\abc', 'abc\\', 'a\\bc', 'a\\bc\\', '\\abc\\\\');
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INSERT INTO t_str VALUES
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('4', 'abc', 0x00616263, 0x61626300, 0x61006263, 0x6100626300, 0x610062630000);
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-- connect (con_lock,localhost,root,,)
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-- connect (con_min_trylock,localhost,root,,)
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-- connect (con_max_trylock,localhost,root,,)
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-- connect (con_str_insert_supremum,localhost,root,,)
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-- connect (con_str_lock_row1,localhost,root,,)
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-- connect (con_str_lock_row2,localhost,root,,)
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-- connect (con_str_lock_row3,localhost,root,,)
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-- connect (con_str_lock_row4,localhost,root,,)
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-- connect (con_verify_innodb_locks,localhost,root,,)
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-- connection con_lock
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SET autocommit=0;
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SELECT * FROM t_min FOR UPDATE;
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SELECT * FROM t_max FOR UPDATE;
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SELECT * FROM t_str FOR UPDATE;
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-- connection con_min_trylock
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-- send
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SELECT * FROM t_min FOR UPDATE;
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-- connection con_max_trylock
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-- send
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SELECT * FROM t_max FOR UPDATE;
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-- connection con_str_insert_supremum
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-- send
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INSERT INTO t_str VALUES
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('z', 'z', 'z', 'z', 'z', 'z', 'z');
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-- connection con_str_lock_row1
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-- send
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SELECT * FROM t_str WHERE c1 = '1' FOR UPDATE;
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-- connection con_str_lock_row2
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-- send
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SELECT * FROM t_str WHERE c1 = '2' FOR UPDATE;
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-- connection con_str_lock_row3
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-- send
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SELECT * FROM t_str WHERE c1 = '3' FOR UPDATE;
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-- connection con_str_lock_row4
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-- send
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SELECT * FROM t_str WHERE c1 = '4' FOR UPDATE;
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# Give time to the above 2 queries to execute before continuing.
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# Without this sleep it sometimes happens that the SELECT from innodb_locks
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# executes before some of them, resulting in less than expected number
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# of rows being selected from innodb_locks.
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-- sleep 0.1
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-- enable_result_log
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-- connection con_verify_innodb_locks
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SELECT lock_data FROM INFORMATION_SCHEMA.innodb_locks ORDER BY lock_data;
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-- disable_result_log
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-- connection default
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-- disconnect con_lock
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-- disconnect con_min_trylock
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-- disconnect con_max_trylock
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-- disconnect con_str_insert_supremum
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-- disconnect con_str_lock_row1
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-- disconnect con_str_lock_row2
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-- disconnect con_str_lock_row3
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-- disconnect con_str_lock_row4
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-- disconnect con_verify_innodb_locks
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DROP TABLE t_min, t_max, t_str;
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