zhztheplayer commented on a change in pull request #1052: CALCITE-2833- Select
without from support & CALCITE-2834-Support for values clause for dialects
which neither have values clause nor dual table
URL: https://github.com/apache/calcite/pull/1052#discussion_r258565833
##########
File path:
core/src/main/java/org/apache/calcite/sql/dialect/BigQuerySqlDialect.java
##########
@@ -58,16 +62,22 @@ public BigQuerySqlDialect(SqlDialect.Context context) {
case UNION:
if (!((SqlSetOperator) call.getOperator()).isAll()) {
SqlSyntax.BINARY.unparse(writer, UNION_DISTINCT, call, leftPrec,
rightPrec);
+ } else {
+ super.unparseCall(writer, call, leftPrec, rightPrec);
}
break;
case EXCEPT:
if (!((SqlSetOperator) call.getOperator()).isAll()) {
SqlSyntax.BINARY.unparse(writer, EXCEPT_DISTINCT, call, leftPrec,
rightPrec);
+ } else {
+ super.unparseCall(writer, call, leftPrec, rightPrec);
}
break;
case INTERSECT:
if (!((SqlSetOperator) call.getOperator()).isAll()) {
SqlSyntax.BINARY.unparse(writer, INTERSECT_DISTINCT, call, leftPrec,
rightPrec);
+ } else {
+ super.unparseCall(writer, call, leftPrec, rightPrec);
Review comment:
The same.
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