morningman commented on a change in pull request #2966: Add more constraints
for bitmap column
URL: https://github.com/apache/incubator-doris/pull/2966#discussion_r382616051
##########
File path: fe/src/main/java/org/apache/doris/catalog/Type.java
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@@ -189,6 +189,19 @@ public boolean isStringType() {
return isScalarType(PrimitiveType.VARCHAR) ||
isScalarType(PrimitiveType.CHAR);
}
+ // only metric types have the following constraint:
+ // 1. don't support as key column
+ // 2. don't support filter
+ // 3. don't support group by
+ // 4. don't support index
+ public boolean isOnlyMetricType () {
Review comment:
```suggestion
public boolean isOnlyMetricType() {
```
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