SelectWithUnionQuery (children 1) ExpressionList (children 1) SelectQuery (children 3) ExpressionList (children 1) Asterisk TablesInSelectQuery (children 2) TablesInSelectQueryElement (children 1) TableExpression (children 1) TableIdentifier t1 TablesInSelectQueryElement (children 2) TableExpression (children 1) TableIdentifier t2 TableJoin (children 1) Function equals (children 1) ExpressionList (children 2) Identifier t1.foo Identifier t2.bar Function greaterOrEquals (children 1) ExpressionList (children 2) Identifier t2.dt Literal \'2020-02-01\'