The EXTRACT function returns the month, day, year, hour, minute, or second value from a date, time, or time stamp column value or literal. The syntax is:
EXTRACT(timeunit FROM date-time string/column)
where timeunit can have one of the following values:
In this example, rows whose last update month is February are selected using the extract function in the WHERE clause:
“SELECT NAME FROM APPLICATIONS WHERE EXTRACT(MONTH FROM UPDATE) = 2”
The APPL1 and APPL2 rows are returned.
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