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DAY
Applies to ✅ Open Source Edition ✅ Express Edition ✅ Professional Edition ✅ Enterprise Edition
Extract the DAY value from a datetime value.
The DAY function is a short version of the EXTRACT, passing a DatePart.DAY value as an argument.
SELECT day(DATE '2020-02-03');
create.select(day(Date.valueOf("2020-02-03"))).fetch();
The result being
+-----+ | day | +-----+ | 3 | +-----+
Dialect support
This example using jOOQ:
day(Date.valueOf("2020-02-03"))
Translates to the following dialect specific expressions:
-- ACCESS
datepart('d', #2020/02/03 00:00:00#)
-- ASE, SYBASE
datepart(dd, '2020-02-03 00:00:00.0')
-- AURORA_MYSQL, MEMSQL, MYSQL
extract(DAY 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(DAY FROM TIMESTAMP '2020-02-03 00:00:00.0')
-- BIGQUERY
extract(DAY FROM DATETIME '2020-02-03 00:00:00.0')
-- DB2
DAY(TIMESTAMP '2020-02-03 00:00:00.0')
-- DERBY
DAY(TIMESTAMP('2020-02-03 00:00:00.0'))
-- INFORMIX
DAY(DATETIME(2020-02-03 00:00:00.0) YEAR TO FRACTION)
-- SQLDATAWAREHOUSE, SQLSERVER
datepart(dd, CAST('2020-02-03 00:00:00.0' AS DATETIME2))
-- SQLITE
CAST(strftime('%d', '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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