GitHub user cloud-fan opened a pull request:
https://github.com/apache/spark/pull/8461
[SPARK-10292][SQL] make metadata query-able by adding meta table
To begin with, we can set up 2 meta tables: `catalog_tables` and
`catalog_columns`.
`catalog_tables` have 3 columns: `name`, `database`, `is_temporary`.
`catalog_columns` have 5 columns: `name`, `table`, `database`, `data_type`,
`nullable`.
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/cloud-fan/spark meta
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/8461.patch
To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:
This closes #8461
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commit f79806028ffe97725451f5438eaa8c9b146c6104
Author: Wenchen Fan <[email protected]>
Date: 2015-08-26T14:43:51Z
add query-able meta table
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