[GitHub] [incubator-doris] kangkaisen commented on a change in pull request #3775: Support read and write lock in table level to reduce lock competition

[GitBox]

kangkaisen commented on a change in pull request #3775:
URL: https://github.com/apache/incubator-doris/pull/3775#discussion_r435864322



##########
File path: fe/src/main/java/org/apache/doris/alter/MaterializedViewHandler.java
##########
@@ -1015,13 +1017,8 @@ private void runOldAlterJob() {
                 continue;
             }
 
-            db.writeLock();
-            try {
-                OlapTable olapTable = (OlapTable) 
db.getTable(rollupJob.getTableId());
-                rollupJob.cancel(olapTable, "cancelled");
-            } finally {
-                db.writeUnlock();
-            }
+            OlapTable olapTable = (OlapTable) 
db.getTable(rollupJob.getTableId());

Review comment:
       Why don't add the table lock？




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