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## What changes were proposed in this pull request? We should follow hive table and also store partition spec in metastore for data source table. This brings 2 benefits: 1. It's more flexible to manage the table data files, as users can use `ADD PARTITION`, `DROP PARTITION` and `RENAME PARTITION` 2. We don't need to cache all file status for data source table anymore. ## How was this patch tested? existing tests. Author: Eric Liang <ekl@databricks.com> Author: Michael Allman <michael@videoamp.com> Author: Eric Liang <ekhliang@gmail.com> Author: Wenchen Fan <wenchen@databricks.com> Closes #15515 from cloud-fan/partition. |
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