share the same table config object (apache#12463)

pinot-core/src/main/java/org/apache/pinot/core/data/manager/realtime/RealtimeTableDataManager.java

@@ -185,10 +185,7 @@ protected void doInit() {
     // Set up dedup/upsert metadata manager
     // NOTE: Dedup/upsert has to be set up when starting the server. Changing the table config without restarting the
     //       server won't enable/disable them on the fly.
-    TableConfig tableConfig = ZKMetadataProvider.getTableConfig(_propertyStore, _tableNameWithType);
-    Preconditions.checkState(tableConfig != null, "Failed to find table config for table: %s", _tableNameWithType);
-
-    DedupConfig dedupConfig = tableConfig.getDedupConfig();
+    DedupConfig dedupConfig = _tableConfig.getDedupConfig();
     boolean dedupEnabled = dedupConfig != null && dedupConfig.isDedupEnabled();
     if (dedupEnabled) {
       Schema schema = ZKMetadataProvider.getTableSchema(_propertyStore, _tableNameWithType);
@@ -197,10 +194,10 @@ protected void doInit() {
       List<String> primaryKeyColumns = schema.getPrimaryKeyColumns();
       Preconditions.checkState(!CollectionUtils.isEmpty(primaryKeyColumns),
           "Primary key columns must be configured for dedup");
-      _tableDedupMetadataManager = TableDedupMetadataManagerFactory.create(tableConfig, schema, this, _serverMetrics);
+      _tableDedupMetadataManager = TableDedupMetadataManagerFactory.create(_tableConfig, schema, this, _serverMetrics);
     }
 
-    UpsertConfig upsertConfig = tableConfig.getUpsertConfig();
+    UpsertConfig upsertConfig = _tableConfig.getUpsertConfig();
     if (upsertConfig != null && upsertConfig.getMode() != UpsertConfig.Mode.NONE) {
       Preconditions.checkState(!dedupEnabled, "Dedup and upsert cannot be both enabled for table: %s",
           _tableUpsertMetadataManager);
@@ -209,8 +206,8 @@ protected void doInit() {
       // NOTE: Set _tableUpsertMetadataManager before initializing it because when preloading is enabled, we need to
       //       load segments into it
       _tableUpsertMetadataManager =
-          TableUpsertMetadataManagerFactory.create(tableConfig, _instanceDataManagerConfig.getUpsertConfig());
-      _tableUpsertMetadataManager.init(tableConfig, schema, this, _helixManager, _segmentPreloadExecutor);
+          TableUpsertMetadataManagerFactory.create(_tableConfig, _instanceDataManagerConfig.getUpsertConfig());
+      _tableUpsertMetadataManager.init(_tableConfig, schema, this, _helixManager, _segmentPreloadExecutor);
     }
 
     // For dedup and partial-upsert, need to wait for all segments loaded before starting consuming data