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65 lines
1.6 KiB
Plaintext
65 lines
1.6 KiB
Plaintext
CREATE TABLE t1 (
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y YEAR NULL,
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i SMALLINT NULL,
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c VARCHAR(8) NOT NULL DEFAULT '',
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vi SMALLINT AS (i) VIRTUAL,
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INDEX(y)
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) ENGINE=InnoDB;
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SHOW CREATE TABLE t1;
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Table Create Table
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t1 CREATE TABLE `t1` (
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`y` year(4) DEFAULT NULL,
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`i` smallint(6) DEFAULT NULL,
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`c` varchar(8) NOT NULL DEFAULT '',
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`vi` smallint(6) GENERATED ALWAYS AS (`i`) VIRTUAL,
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KEY `y` (`y`)
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) ENGINE=InnoDB DEFAULT CHARSET=latin1
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SELECT * FROM t1 WHERE y BETWEEN 2012 AND 2016 FOR UPDATE;
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y i c vi
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INSERT INTO t1 (i) VALUES (1),(2);
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SELECT * FROM t1 WHERE y BETWEEN 2012 AND 2016 FOR UPDATE;
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y i c vi
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DROP TABLE t1;
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CREATE TABLE t1 (
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y YEAR NULL,
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i SMALLINT NULL,
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vi SMALLINT AS (i) VIRTUAL,
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INDEX(y)
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) ENGINE=InnoDB;
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SHOW CREATE TABLE t1;
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Table Create Table
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t1 CREATE TABLE `t1` (
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`y` year(4) DEFAULT NULL,
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`i` smallint(6) DEFAULT NULL,
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`vi` smallint(6) GENERATED ALWAYS AS (`i`) VIRTUAL,
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KEY `y` (`y`)
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) ENGINE=InnoDB DEFAULT CHARSET=latin1
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SELECT * FROM t1 WHERE y BETWEEN 2012 AND 2016 FOR UPDATE;
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y i vi
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INSERT INTO t1 (i) VALUES (1),(2);
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SELECT * FROM t1 WHERE y BETWEEN 2012 AND 2016 FOR UPDATE;
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y i vi
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DROP TABLE t1;
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CREATE TABLE t1 (
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y YEAR NULL,
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i SMALLINT NULL,
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b BLOB NULL,
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vi SMALLINT AS (i) VIRTUAL,
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INDEX(y)
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) ENGINE=InnoDB;
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SHOW CREATE TABLE t1;
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Table Create Table
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t1 CREATE TABLE `t1` (
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`y` year(4) DEFAULT NULL,
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`i` smallint(6) DEFAULT NULL,
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`b` blob DEFAULT NULL,
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`vi` smallint(6) GENERATED ALWAYS AS (`i`) VIRTUAL,
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KEY `y` (`y`)
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) ENGINE=InnoDB DEFAULT CHARSET=latin1
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SELECT * FROM t1 WHERE y BETWEEN 2012 AND 2016 FOR UPDATE;
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y i b vi
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INSERT INTO t1 (i) VALUES (1),(2);
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SELECT * FROM t1 WHERE y BETWEEN 2012 AND 2016 FOR UPDATE;
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y i b vi
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DROP TABLE t1;
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