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2682a280c8
storage/innobase/handler/handler0alter.cc: for NEWDATE key_type says unsigned, thus col->prtype says unsigned, but field->flags says signed. Use the same flag for value retrieval that was used for value storage.
47 lines
927 B
Text
47 lines
927 B
Text
--source include/have_innodb.inc
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# Bug #49164 READ-COMMITTED reports "matched: 0" on compound PK
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# a duplicate of
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# Bug #52663 Lost update incrementing column value under READ COMMITTED
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connect (con1,localhost,root,,);
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connect (con2,localhost,root,,);
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connection con1;
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SET tx_isolation = 'READ-COMMITTED';
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CREATE TABLE bug49164 (a INT, b BIGINT, c TINYINT, PRIMARY KEY (a, b))
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ENGINE=InnoDB;
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insert into bug49164 values (1,1,1), (2,2,2), (3,3,3);
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begin;
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update bug49164 set c=7;
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select * from bug49164;
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rollback;
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select * from bug49164;
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begin;
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update bug49164 set c=7;
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connection con2;
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SET tx_isolation = 'READ-COMMITTED';
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begin;
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select * from bug49164;
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commit;
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begin;
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--send
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update bug49164 set c=6 where a=1 and b=1;
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connection con1;
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rollback;
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select * from bug49164;
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connection con2;
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reap;
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commit;
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connection con1;
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select * from bug49164;
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connection default;
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disconnect con1;
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disconnect con2;
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drop table bug49164;
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