mihaibudiu commented on code in PR #4015:
URL: https://github.com/apache/calcite/pull/4015#discussion_r1815439382
##########
core/src/main/java/org/apache/calcite/sql/validate/SqlValidatorImpl.java:
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@@ -3911,14 +3918,21 @@ void checkAnd(SqlCall call) {
}
}
- @Override public @Nullable SqlNode visit(final
org.apache.calcite.sql.SqlCall call) {
+ @Override public @Nullable SqlNode visit(final SqlCall call) {
SqlKind kind = call.getKind();
- if (kind != SqlKind.AND && kind != SqlKind.EQUALS) {
+ if (kind != SqlKind.AND && kind != SqlKind.EQUALS && kind !=
SqlKind.CAST) {
Review Comment:
The JavaDoc says "shuttle which determines whether an expression is a simple
conjunction of equalities". AND is conjunction, and EQUALS is equalities. CAST
is only allowed when applied to field names.
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