2014-01-25 14:41:08 +01:00
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drop table if exists t1;
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Warnings:
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2014-02-03 15:22:39 +01:00
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Note 1051 Unknown table 'test.t1'
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2014-01-25 14:41:08 +01:00
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CREATE TABLE t1 (pk INT, d DATETIME, PRIMARY KEY(pk), KEY(d)) ENGINE=Aria;
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ALTER TABLE t1 DISABLE KEYS;
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INSERT INTO t1 VALUES (1,'2000-01-01 22:22:22'),(2,'2012-12-21 12:12:12');
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INSERT INTO t1 VALUES (3, '2008-07-24');
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ALTER TABLE t1 ENABLE KEYS;
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SELECT t1a.pk FROM t1 AS t1a LEFT JOIN t1 AS t1b ON t1a.pk = t1b.pk;
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pk
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1
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2
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3
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SELECT * FROM t1 AS t1a LEFT JOIN t1 AS t1b ON t1a.pk = t1b.pk;
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pk d pk d
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1 2000-01-01 22:22:22 1 2000-01-01 22:22:22
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2 2012-12-21 12:12:12 2 2012-12-21 12:12:12
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3 2008-07-24 00:00:00 3 2008-07-24 00:00:00
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DROP TABLE t1;
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CREATE TABLE t1 (pk INT PRIMARY KEY, i INT, KEY(i)) ENGINE=Aria;
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ALTER TABLE t1 DISABLE KEYS;
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INSERT INTO t1 VALUES (1,11);
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INSERT INTO t1 VALUES (2,0),(3,33),(4,0),(5,55),(6,66),(7,0),(8,88),(9,99);
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ALTER TABLE t1 ENABLE KEYS;
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SELECT * FROM t1 WHERE i = 0 OR pk BETWEEN 6 AND 10;
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pk i
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2 0
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4 0
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6 66
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7 0
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8 88
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9 99
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DROP TABLE t1;
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