SourabhBadhya commented on code in PR #4748:
URL: https://github.com/apache/hive/pull/4748#discussion_r1350428195


##########
ql/src/java/org/apache/hadoop/hive/ql/parse/UpdateDeleteSemanticAnalyzer.java:
##########
@@ -271,6 +280,9 @@ private void reparseAndSuperAnalyze(ASTNode tree, Table 
mTable, ASTNode tabNameN
     rewrittenCtx.setEnableUnparse(false);
     analyzeRewrittenTree(rewrittenTree, rewrittenCtx);
 
+    // Check if metadata delete is possible and convert the tasks to metadata 
delete.
+    checkAndPerformStorageMetadataUpdate(mTable, storageHandler);

Review Comment:
   This cant be done before rewrite since optimizer is not invoked if we dont 
rewrite the query. If optimizer is not invoked then the filter is not generated.



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