Add E021 Character string types support

[TedCraft]

You have an error in your SQL syntax: Create table E021_023 (CVAR CHAR VARYING(20)Primary key(CVAR)) null

You have an error in your SQL syntax: SELECT CHARACTER_LENGTH(CHARVD) from E021_022 no viable alternative at input 'CHARACTER_LENGTH' at line 1 position 8 near @18:23='CHARACTER_LENGTH'<234>1:8

You have an error in your SQL syntax: SELECT OCTET_LENGTH(CHARVD) from E021_022 no viable alternative at input 'OCTET_LENGTH' at line 1 position 8 near @18:19='OCTET_LENGTH'<294>1:8

You have an error in your SQL syntax: SELECT CHARACTERDUPPER(CHARACTERD) as UpSymbol LOWER(CHARACTERD) as LowSymbol from E021_012 no viable alternative at input 'UPPER' at line 1 position 19 near @319:23='UPPER'<331>1:19

You have an error in your SQL syntax: SELECT TRIM ('.! ' from TRTEST) as ResTrimTest from E021_09 no viable alternative at input 'TRIM('.! '' at line 1 position 14 near @314:19=''.! ''<341>1:14

[TedCraft]

Unknown column 'CHARACTERD' in 'field list'.