to_tera_timestamp

Description

Parses a date or time string according to the specified format and converts the string to a DATETIME value.

Syntax

DATETIME to_tera_timestamp(VARCHAR str, VARCHAR format)

Parameters

• str: the time expression to convert. It must be of the VARCHAR type.

• format: the time format specifier for str. It is used to parse and convert the input string. format must match string. Otherwise, NULL is returned. If format is invalid, an error is returned.

  The following table describes the format elements.

  Element	Description
  [ \r \n \t - / , . ;]	Punctuation characters that are ignored in conversion
  dd	Day of month (1 - 31)
  hh	Hour of day (1 - 12)
  hh24	Hour of day (0 - 23)
  mi	Minute (0 - 59)
  mm	Month (01 - 12)
  ss	Second (0 - 59)
  yyyy	4-digit year.
  yy	2-digit year.
  am	Meridian indicator.
  pm	Meridian indicator.

Examples

select to_tera_timestamp("1988/04/08","yyyy/mm/dd");
+-----------------------------------------------+
| to_tera_timestamp('1988/04/08', 'yyyy/mm/dd') |
+-----------------------------------------------+
| 1988-04-08 00:00:00                           |
+-----------------------------------------------+

select to_tera_timestamp("04-08-1988","mm-dd-yyyy");
+-----------------------------------------------+
| to_tera_timestamp('04-08-1988', 'mm-dd-yyyy') |
+-----------------------------------------------+
| 1988-04-08 00:00:00                           |
+-----------------------------------------------+

select to_tera_timestamp("04.1988,08","mm.yyyy,dd");
+-----------------------------------------------+
| to_tera_timestamp('04.1988,08', 'mm.yyyy,dd') |
+-----------------------------------------------+
| 1988-04-08 00:00:00                           |
+-----------------------------------------------+

select to_tera_timestamp("1988/04/08 2","yyyy/mm/dd hh");
+----------------------------------------------------+
| to_tera_timestamp('1988/04/08 2', 'yyyy/mm/dd hh') |
+----------------------------------------------------+
| 1988-04-08 02:00:00                                |
+----------------------------------------------------+

select to_tera_timestamp("1988/04/08 14","yyyy/mm/dd hh24");
+-------------------------------------------------------+
| to_tera_timestamp('1988/04/08 14', 'yyyy/mm/dd hh24') |
+-------------------------------------------------------+
| 1988-04-08 14:00:00                                   |
+-------------------------------------------------------+

select to_tera_timestamp("1988/04/08 14:15","yyyy/mm/dd hh24:mi");
+-------------------------------------------------------------+
| to_tera_timestamp('1988/04/08 14:15', 'yyyy/mm/dd hh24:mi') |
+-------------------------------------------------------------+
| 1988-04-08 14:15:00                                         |
+-------------------------------------------------------------+

select to_tera_timestamp("1988/04/08 2:3:4","yyyy/mm/dd hh24:mi:ss");
+----------------------------------------------------------------+
| to_tera_timestamp('1988/04/08 2:3:4', 'yyyy/mm/dd hh24:mi:ss') |
+----------------------------------------------------------------+
| 1988-04-08 02:03:04                                            |
+----------------------------------------------------------------+

select to_tera_timestamp("1988/04/08 02 am:3:4","yyyy/mm/dd hh am:mi:ss");
+---------------------------------------------------------------------+
| to_tera_timestamp('1988/04/08 02 am:3:4', 'yyyy/mm/dd hh am:mi:ss') |
+---------------------------------------------------------------------+
| 1988-04-08 02:03:04                                                 |
+---------------------------------------------------------------------+

Keywords

TO_TERA_TIMESTAMP