[GitHub] [hive] dantongdong commented on a change in pull request #2371: HIVE-25213: Implement List getTables() for existing connectors

Tue, 15 Jun 2021 09:34:28 -0700


dantongdong commented on a change in pull request #2371:
URL: https://github.com/apache/hive/pull/2371#discussion_r651962841



##########
File path: 
standalone-metastore/metastore-server/src/main/java/org/apache/hadoop/hive/metastore/HMSHandler.java
##########
@@ -3799,10 +3799,33 @@ public Table get_table_core(GetTableRequest 
getTableRequest) throws MetaExceptio
   @Override
   public GetTablesResult get_table_objects_by_name_req(GetTablesRequest req) 
throws TException {
     String catName = req.isSetCatName() ? req.getCatName() : 
getDefaultCatalog(conf);
+    if (isDatabaseRemote(req.getDbName())) {
+      return new 
GetTablesResult(getRemoteTableObjectsInternal(req.getDbName(), 
req.getTblNames(), req.getTablesPattern()));
+    }
     return new GetTablesResult(getTableObjectsInternal(catName, 
req.getDbName(),
         req.getTblNames(), req.getCapabilities(), req.getProjectionSpec(), 
req.getTablesPattern()));
   }
 
+  private String tableNames2regex(List<String> tableNames) {
+    return "/^(" + String.join("|", tableNames) + ")$/";

Review comment:
       Good catch. Will look into that. As a side note, it seems that at least 
mysql does not like ".*" to be passed in as a regex getTable API call and will 
throw an error. I have to manually changed the regex to null, is it normal?




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