2012-10-03 22:35:02 +00:00
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SET DEFAULT_STORAGE_ENGINE='tokudb';
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2012-04-02 20:09:39 +00:00
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DROP TABLE IF EXISTS t2;
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2012-03-29 20:08:04 +00:00
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CREATE TABLE `t2` (
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`c1` int(11) NOT NULL,
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`c2` int(10) unsigned DEFAULT NULL,
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`c3` int(11) DEFAULT NULL,
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KEY `c2` (`c2`),
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KEY `c1` (`c1`)
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);
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INSERT INTO t2 (c1,c2,c3) VALUES
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(-12, 12, 12),
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(-11, NULL, 11),
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(-9, 9, 9),
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(-8, 8, 8),
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(-7, 7, 7),
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(-6, 6, 6),
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(-5, 5, 5),
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(-4, 4, 4),
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(-3, 3, 3),
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(-2147483648, 2, 2),
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(-2147483648, 1, 1),
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(50, 50, 10),
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(-2147483648, 0, 13),
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(2147483647, 4294967295, 14),
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(0, 2147483648, 15),
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2012-03-30 11:10:39 +00:00
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(2147483647, 2147483647, 16);
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2012-03-29 20:08:04 +00:00
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SELECT * FROM t2;
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c1 c2 c3
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-12 12 12
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-11 NULL 11
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-9 9 9
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-8 8 8
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-7 7 7
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-6 6 6
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-5 5 5
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-4 4 4
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-3 3 3
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-2147483648 2 2
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-2147483648 1 1
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50 50 10
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-2147483648 0 13
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2147483647 4294967295 14
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0 2147483648 15
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2147483647 2147483647 16
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UPDATE t2 SET c1=-2147483648 WHERE c2 >= 0 ORDER BY c2 DESC LIMIT 2;
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SELECT * FROM t2;
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c1 c2 c3
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-12 12 12
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-11 NULL 11
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-9 9 9
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-8 8 8
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-7 7 7
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-6 6 6
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-5 5 5
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-4 4 4
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-3 3 3
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-2147483648 2 2
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-2147483648 1 1
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50 50 10
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-2147483648 0 13
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-2147483648 4294967295 14
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-2147483648 2147483648 15
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2147483647 2147483647 16
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DROP TABLE t2;
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