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Version: current [24.3.x]

UNIX_TIMESTAMP

Categories: Date/Time, System

UNIX_TIMESTAMP

Returns the Unix epoch time representation of an ISO 8601 timestamp.

Syntax

UNIX_TIMESTAMP() → int64

Examples

UNIX_TIMESTAMP example
SELECT UNIX_TIMESTAMP()
-- 1624928208

UNIX_TIMESTAMP(date_timestamp_expression varchar) → int64

  • date_timestamp_expression: The timestamp to convert to Unix timestamp. The expected format is 'YYYY-MM-DD HH:MM:SS' where HH can be a value 1-24.

Examples

UNIX_TIMESTAMP example
SELECT UNIX_TIMESTAMP('2021-12-22 13:44:11')
-- 1640180651

UNIX_TIMESTAMP(date_timestamp_expression varchar [, format varchar]) → int64

  • date_timestamp_expression: The timestamp to convert to Unix timestamp.
  • format (optional): Specify the format of the time, date, or timestamp parameter. For example, 'YY-MM-DD' or 'HH:MM:SS'.

Examples

UNIX_TIMESTAMP example
SELECT UNIX_TIMESTAMP('21-12-22', 'YY-MM-DD')
-- 1640131200