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EXTRACT
Applies to ✅ Open Source Edition ✅ Express Edition ✅ Professional Edition ✅ Enterprise Edition
Extract a org.jooq.DatePart from a datetime value.
SELECT EXTRACT(MONTH FROM DATE '2020-02-03');
create.select(extract(Date.valueOf("2020-02-03"), DatePart.MONTH)).fetch();
The result being
+-------+ | month | +-------+ | 2 | +-------+
Dialect support
This example using jOOQ:
extract(Date.valueOf("2020-02-03"), DatePart.MONTH)
Translates to the following dialect specific expressions:
-- ACCESS
datepart('m', #2020/02/03 00:00:00#)
-- ASE, SYBASE
datepart(mm, '2020-02-03 00:00:00.0')
-- AURORA_MYSQL, MEMSQL, MYSQL
extract(MONTH FROM {ts '2020-02-03 00:00:00.0'})
-- AURORA_POSTGRES, COCKROACHDB, DUCKDB, EXASOL, FIREBIRD, H2, HANA, HSQLDB, MARIADB, ORACLE, POSTGRES, REDSHIFT,
-- SNOWFLAKE, TERADATA, TRINO, VERTICA, YUGABYTEDB
extract(MONTH FROM TIMESTAMP '2020-02-03 00:00:00.0')
-- BIGQUERY
extract(MONTH FROM DATETIME '2020-02-03 00:00:00.0')
-- DB2
MONTH(TIMESTAMP '2020-02-03 00:00:00.0')
-- DERBY
MONTH(TIMESTAMP('2020-02-03 00:00:00.0'))
-- INFORMIX
MONTH(DATETIME(2020-02-03 00:00:00.0) YEAR TO FRACTION)
-- SQLDATAWAREHOUSE, SQLSERVER
datepart(mm, CAST('2020-02-03 00:00:00.0' AS DATETIME2))
-- SQLITE
CAST(strftime('%m', '2020-02-03 00:00:00.0') AS int)
(These are currently generated with jOOQ 3.19, see #10141), or translate your own on our website
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