whuGuo commented on a change in pull request #1664:
URL: https://github.com/apache/calcite/pull/1664#discussion_r773717100
##########
File path:
core/src/main/java/org/apache/calcite/sql/validate/SqlValidatorImpl.java
##########
@@ -5972,7 +5972,9 @@ protected SqlNode visitScoped(SqlCall call) {
int n = 0;
for (SqlNode s : select.getSelectList()) {
final String alias = SqlValidatorUtil.getAlias(s, -1);
- if (alias != null && nameMatcher.matches(alias, name)) {
+ if (alias != null && nameMatcher.matches(alias, name)
+ && s instanceof SqlBasicCall //only "expr as alias" need expand,
but A as A no need
+ && !s.hasUnderlyingColumnSameAsAlias(alias)) {
expr = s;
Review comment:
done
##########
File path: core/src/test/java/org/apache/calcite/sql/parser/SqlParserTest.java
##########
@@ -8723,6 +8723,61 @@ public void subTestIntervalSecondFailsValidation() {
sql(sql3).ok(expected3);
}
+ @Test public void testGroupByAlias1() {
+ conformance = SqlConformanceEnum.LENIENT;
+ final String sql = "select price,price\n"
Review comment:
done
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