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Version: Latest-3.4

current_timestamp

Obtains the current date and returns a value if the DATETIME type.

This function is a synonym of the now() function.

Syntax

DATETIME CURRENT_TIMESTAMP()
DATETIME CURRENT_TIMESTAMP(INT p)

Parameters

p: optional, the specified precision, that is, the number of digits to retain after seconds. It must be an INT value within the range of [1,6]. select current_timestamp(0) is equivalent to select current_timestamp().

Return value

  • If p is not specified, this function returns a DATETIME value accurate to the second.
  • If p is specified, this function returns a date and time value of the specified precision.

Examples

Example 1: Return the current time.

MySQL > select current_timestamp();
+---------------------+
| current_timestamp() |
+---------------------+
| 2019-05-27 15:59:33 |
+---------------------+

Example 2: When you create a table, you can use this function for a column so that current time is the default value of the column.

CREATE TABLE IF NOT EXISTS sr_member (
sr_id INT,
name STRING,
city_code INT,
reg_date DATETIME DEFAULT current_timestamp,
verified BOOLEAN
);

keyword

CURRENT_TIMESTAMP,CURRENT,TIMESTAMP