Syntax
The COMMENT ON statement has the following format:
[EXEC SQL] COMMENT ON
TABLE [schema.]table_name | COLUMN [schema.]table_name.column_name
IS 'remark_text'
table_name
Specifies the table for which the comment is defined.
remark_text
Defines the text of the comment. The text string must be surrounded by single quotes.
Limits: The maximum length for a comment is 1600 characters.