Strategy11 / formidable-forms

            return '';

        }

		if ( is_array( $where ) ) {

            global $wpdb;

            FrmDb::get_where_clause_and_values( $where, $starts_with );

			$where = $wpdb->prepare( $where['where'], $where['values'] );

		} else {

            $where = $starts_with . $where;

        }

        return $where;

    }

		self::get_group_and_table_name( $table, $group );

		$query = 'SELECT ' . $columns . ' FROM ' . $table;

		if ( is_array( $where ) || empty( $where ) ) {

			self::get_where_clause_and_values( $where );

			global $wpdb;

			$query = $wpdb->prepare( $query . $where['where'], $where['values'] );

		}

		$cache_key = str_replace( array( ' ', ',' ), '_', trim( implode( '_', FrmAppHelper::array_flatten( $where ) ) . $columns . '_results_ARRAY_A' , ' WHERE' ) );

		$results = FrmAppHelper::check_cache( $cache_key, $group, $query, 'get_associative_results' );