def METHOD_NAME(self, schema):
    query = """
    SELECT rtrim(t.TABSCHEMA) as table_schema,
           t.TABNAME as table_name,
           c.COLNAME as column_name
    from syscat.tables t
    join syscat.columns c
    on t.TABSCHEMA = c.TABSCHEMA AND t.TABNAME = c.TABNAME
    WHERE t.type IN ('T') and t.TABSCHEMA not in ('SYSIBM')
    """
    self._get_definitions(schema, query)
    return list(schema.values())