Function LeftJoin

join.go:32–34

LeftJoin the tables. tables[0] is used as reference datatable.

(tables []*DataTable, on []JoinOn)

// LeftJoin the tables.
// tables[0] is used as reference datatable.
func LeftJoin(tables []*DataTable, on []JoinOn) (*DataTable, error) {
	return newJoinImpl(leftJoin, tables, on).Compute()
}

// RightJoin returns all records from the right table (table2), and the matched records from the left table (table1).
// The result is NULL from the left side, when there is no match.