CONCAT

LONGVARCHAR not supported.

LENGTH

 

LOWER

 

POSITION

String-type arguments only.

REPLACE

 

RTRIM

 

SPACE

SMALLINT and INTEGER arguments only.

SUBSTRING

 

TRIM

 

UPPER

 

SUBSTR

 

ASCII

 

INSERT

 

LPAD

Result differs between pushed and not pushed. When pushed, the length argument will not accept non-constant value.

RPAD

Result differs between pushed and not pushed. When pushed, the length argument will not accept non-constant value.

DIFFERENCE

 

TRIM

 

REPEAT