walterddr commented on code in PR #10336:
URL: https://github.com/apache/pinot/pull/10336#discussion_r1131946143
##########
pinot-controller/src/main/java/org/apache/pinot/controller/api/resources/PinotQueryResource.java:
##########
@@ -170,10 +171,19 @@ private String getMultiStageQueryResponse(String query,
String queryOptions, Htt
return QueryException.ACCESS_DENIED_ERROR.toString();
}
- // Get brokers, only DEFAULT tenant is supported for now.
- // TODO: implement logic that only allows executing query where all
accessed tables are within the same tenant.
- List<String> instanceIds = new
ArrayList<>(_pinotHelixResourceManager.getAllInstancesForBrokerTenant(
- TagNameUtils.DEFAULT_TENANT_NAME));
+ SqlNodeAndOptions sqlNodeAndOptions = RequestUtils.parseQuery(query);
+ List<String> tableNames =
CalciteSqlParser.extractTableNamesFromNode(sqlNodeAndOptions.getSqlNode());
+ if (tableNames.size() == 0) {
+ return QueryException.SQL_PARSING_ERROR.toString();
+ }
+
+ String brokerTenant = getCommonBrokerTenant(tableNames);
+ String serverTenant = getCommonServerTenant(tableNames);
+ if (brokerTenant == null || serverTenant == null) {
+ return QueryException.TABLES_NOT_ON_SAME_TENANT_ERROR.toString();
Review Comment:
```suggestion
if (brokerTenant == null || serverTenant == null) {
return QueryException.getException(QueryException.
BROKER_REQUEST_SEND_ERROR_CODE, new Exception("Unable to dispatch multistage
query with multiple tables on different tenant")).toString();
```
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