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852e1383e3
ha_innobase::compare_key_parts(): If a full column index is being replaced with a column prefix index, return Compare_keys::NotEqual.
109 lines
3.2 KiB
Plaintext
109 lines
3.2 KiB
Plaintext
CREATE TABLE worklog5743 (
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col_1_text TEXT(4000) , col_2_text TEXT(4000) ,
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PRIMARY KEY (col_1_text(3072))
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) ROW_FORMAT=DYNAMIC, engine = innodb;
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INSERT INTO worklog5743 VALUES(REPEAT("a", 3500) , REPEAT("o", 3500));
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SELECT col_1_text = REPEAT("a", 3500) , col_2_text = REPEAT("o", 3500) FROM
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worklog5743;
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col_1_text = REPEAT("a", 3500) col_2_text = REPEAT("o", 3500)
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1 1
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connect con1,localhost,root,,;
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SELECT col_1_text = REPEAT("a", 3500) , col_2_text = REPEAT("o", 3500) FROM
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worklog5743;
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col_1_text = REPEAT("a", 3500) col_2_text = REPEAT("o", 3500)
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1 1
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SELECT COUNT(*) FROM worklog5743;
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COUNT(*)
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1
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connect con2,localhost,root,,;
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START TRANSACTION;
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INSERT INTO worklog5743 VALUES(REPEAT("b", 3500) , REPEAT("o", 3500));
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connection con1;
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SELECT col_1_text = REPEAT("a", 3500) , col_2_text = REPEAT("o", 3500) FROM
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worklog5743;
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col_1_text = REPEAT("a", 3500) col_2_text = REPEAT("o", 3500)
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1 1
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SELECT COUNT(*) FROM worklog5743;
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COUNT(*)
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1
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START TRANSACTION;
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connection default;
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SET GLOBAL innodb_fast_shutdown=3;
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# restart
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SELECT COUNT(*) FROM worklog5743;
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COUNT(*)
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1
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SELECT col_1_text = REPEAT("a", 3500) , col_2_text = REPEAT("o", 3500) FROM
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worklog5743;
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col_1_text = REPEAT("a", 3500) col_2_text = REPEAT("o", 3500)
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1 1
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disconnect con1;
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disconnect con2;
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connect con1,localhost,root,,;
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SELECT col_1_text = REPEAT("a", 3500) , col_2_text = REPEAT("o", 3500) FROM
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worklog5743;
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col_1_text = REPEAT("a", 3500) col_2_text = REPEAT("o", 3500)
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1 1
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SELECT COUNT(*) FROM worklog5743;
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COUNT(*)
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1
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START TRANSACTION;
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INSERT INTO worklog5743 VALUES(REPEAT("b", 3500) , REPEAT("o", 3500));
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DELETE FROM worklog5743 WHERE col_1_text = REPEAT("b", 3500);
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SELECT col_1_text = REPEAT("a", 3500) , col_2_text = REPEAT("o", 3500) FROM
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worklog5743;
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col_1_text = REPEAT("a", 3500) col_2_text = REPEAT("o", 3500)
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1 1
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connection default;
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SET GLOBAL innodb_fast_shutdown=3;
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# restart
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SELECT COUNT(*) FROM worklog5743;
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COUNT(*)
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1
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SELECT col_1_text = REPEAT("a", 3500) , col_2_text = REPEAT("o", 3500) FROM
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worklog5743;
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col_1_text = REPEAT("a", 3500) col_2_text = REPEAT("o", 3500)
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1 1
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disconnect con1;
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connect con2,localhost,root,,;
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SELECT col_1_text = REPEAT("a", 3500) , col_2_text = REPEAT("o", 3500) FROM
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worklog5743;
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col_1_text = REPEAT("a", 3500) col_2_text = REPEAT("o", 3500)
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1 1
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SELECT COUNT(*) FROM worklog5743;
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COUNT(*)
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1
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START TRANSACTION;
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UPDATE worklog5743 SET col_1_text = REPEAT("b", 3500) WHERE col_1_text = REPEAT("a", 3500);
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SELECT col_1_text = REPEAT("b", 3500) , col_2_text = REPEAT("o", 3500) FROM
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worklog5743;
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col_1_text = REPEAT("b", 3500) col_2_text = REPEAT("o", 3500)
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1 1
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connection default;
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SET GLOBAL innodb_fast_shutdown=3;
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# restart
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SELECT COUNT(*) FROM worklog5743;
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COUNT(*)
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1
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SELECT col_1_text = REPEAT("a", 3500) , col_2_text = REPEAT("o", 3500) FROM
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worklog5743;
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col_1_text = REPEAT("a", 3500) col_2_text = REPEAT("o", 3500)
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1 1
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DROP TABLE worklog5743;
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#
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# MDEV-21245 InnoDB: Using a partial-field key prefix in search
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#
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CREATE TABLE t1 (a VARCHAR(255), KEY k(a)) DEFAULT CHARSET=utf8mb3
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ENGINE=InnoDB;
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INSERT INTO t1 set a='';
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alter table t1 change a a varchar(3000);
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affected rows: 0
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info: Records: 0 Duplicates: 0 Warnings: 1
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Warnings:
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Note 1071 Specified key was too long; max key length is 3072 bytes
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SELECT * FROM t1 WHERE a IN ('');
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a
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DROP TABLE t1;
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# End of 10.4 tests
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