Teradata Functions

These functions provide compatibility with Teradata SQL.

String Functions

char2hexint(string) -> varchar

Returns the hexadecimal representation of the UTF-16BE encoding of the string.

index(string, substring) -> bigint

Alias for strpos function.

substring(string, start) -> varchar

Alias for substr function.

substring(string, start, length) -> varchar

Alias for substr function.

Date Functions

The functions in this section use a format string that is compatible with the Teradata datetime functions. The following table, based on the Teradata reference manual, describes the supported format specifiers:

- / , . ; :Punctuation characters are ignored
ddDay of month (1-31)
hhHour of day (1-12)
hh24Hour of the day (0-23)
miMinute (0-59)
mmMonth (01-12)
ssSecond (0-59)
yyyy4-digit year
yy2-digit year


Case insensitivity is not currently supported. All specifiers must be lowercase.

to_char(timestamp, format) -> varchar

Formats timestamp as a string using format.

to_timestamp(string, format) -> timestamp

Parses string into a TIMESTAMP using format.

to_date(string, format) -> date

Parses string into a DATE using format.