wzhou-code c77a457520 IMPALA-7131: Support external data sources in LocalCatalog mode ...

This patch makes external data source working in LocalCatalog mode:
 - Add APIs in CatalogdMetaProvider to fetch DataSource from Catalog
   server through RPC.
 - Add getDataSources() and getDataSource() in LocalCatalog.
 - Add LocalDataSourceTable class for loading DataSource table in
   LocalCatalog.
 - Handle request for loading DataSource in CatalogServiceCatalog on
   Catalog server.
 - Enable tests which are skipped by
   SkipIfCatalogV2.data_sources_unsupported().
   Remove SkipIfCatalogV2.data_sources_unsupported().
 - Add end-to-end tests for LocalCatalog mode.

Testing:
 - Passed core tests

Change-Id: I40841c9be9064ac67771c4d3f5acbb3b552a2e55
Reviewed-on: http://gerrit.cloudera.org:8080/20574
Tested-by: Impala Public Jenkins <impala-public-jenkins@cloudera.com>
Reviewed-by: Wenzhe Zhou <wzhou@cloudera.com>

2023-10-30 16:04:47 +00:00

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