non_reserved_word
::=
"ada"
| "c" | "catalog_name"
| "character_set_catalog" | "character_set_name"
| "character_set_schema" | "class_origin" | "cobol" | "collation_catalog"
| "collation_name" | "collation_schema" | "column_name" | "command_function"
| "committed"
| "condition_number" | "connection_name" | "constraint_catalog" | "constraint_name"
| "constraint_schema" | "cursor_name"
| "data" | "datetime_interval_code"
| "datetime_interval_precision" | "dynamic_function"
| "fortran"
| "length"
| "message_length" | "message_octet_length" | "message_text" | "more" | "mumps"
| "name" | "nullable" | "number"
| "pascal" | "pli"
| "repeatable" | "returned_length" | "returned_octet_length" | "returned_sqlstate"
| "row_count"
| "scale" | "schema_name" | "serializable" | "server_name" | "subclass_origin"
| "table_name" | "type"
| "uncommitted" | "unnamed"
This rule is called by-> key_word