@STRLTRIM
Use the @STRLTRIM function to trim leading spaces.
For this function, Oracle GoldenGate supports the use of an escape sequence to represent characters in a string column in Unicode or in the native character encoding of the Microsoft Windows, UNIX, and Linux operating systems. The target column must be a SQL Unicode data type if any argument is supplied as Unicode.
Syntax
@STRLTRIM (string)
string
The name of a character column or a literal string that is enclosed within single quote marks.
Example
birth_state = @strltrim (state)