SelectWithUnionQuery (children 1) ExpressionList (children 1) SelectQuery (children 4) ExpressionList (children 2) Identifier type Identifier new_part_name TablesInSelectQuery (children 1) TablesInSelectQueryElement (children 1) TableExpression (children 1) TableIdentifier system.replication_queue Function and (children 1) ExpressionList (children 2) Function equals (children 1) ExpressionList (children 2) Identifier database Function currentDatabase (children 1) ExpressionList Function equals (children 1) ExpressionList (children 2) Identifier table Literal \'rmt2\' ExpressionList (children 1) OrderByElement (children 1) Identifier new_part_name