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39 lines
1.1 KiB
Plaintext
39 lines
1.1 KiB
Plaintext
DROP DATABASE IF EXISTS mcs281_db;
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CREATE DATABASE mcs281_db;
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USE mcs281_db;
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CREATE TABLE t1
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(
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t1_DATE DATE,
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t1_TIMESTAMP TIMESTAMP,
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t1_DATETIME DATETIME
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)ENGINE=Columnstore;
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INSERT INTO t1 VALUES('1991-05-30', '1999-10-28 01:00:50', '2020-12-11 01:08:59');
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INSERT INTO t1 VALUES('2991-10-13', '1972-11-22 11:19:52', '2002-02-21 05:28:37');
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SELECT YEAR('1020-10-12') FROM t1 LIMIT 1;
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YEAR('1020-10-12')
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1020
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SELECT YEAR('2120-05-22') FROM t1 LIMIT 1;
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YEAR('2120-05-22')
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2120
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SELECT YEAR('1942-02-13 12:13:14') FROM t1 LIMIT 1;
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YEAR('1942-02-13 12:13:14')
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1942
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SELECT YEAR('12:13:14') FROM t1 LIMIT 1;
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YEAR('12:13:14')
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NULL
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Warnings:
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Warning 1292 Incorrect datetime value: '12:13:14'
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SELECT t1_DATE, YEAR(t1_DATE) FROM t1 ORDER BY 1;
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t1_DATE YEAR(t1_DATE)
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1991-05-30 1991
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2991-10-13 2991
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SELECT t1_DATETIME, YEAR(t1_DATETIME) FROM t1 ORDER BY 1;
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t1_DATETIME YEAR(t1_DATETIME)
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2002-02-21 05:28:37 2002
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2020-12-11 01:08:59 2020
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SELECT t1_TIMESTAMP, YEAR(t1_TIMESTAMP) FROM t1 ORDER BY 1;
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t1_TIMESTAMP YEAR(t1_TIMESTAMP)
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1972-11-22 11:19:52 1972
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1999-10-28 01:00:50 1999
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DROP DATABASE mcs281_db;
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