Github user asfgit closed the pull request at:
https://github.com/apache/incubator-hawq/pull/1098
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GitHub user interma opened a pull request:
https://github.com/apache/incubator-hawq/pull/1098
HAWQ-1286. Reduce unnecessary calls of namespace check when run \d
## Backgroud:
After HAWQ-1279 is done, current schema is no cached in current session.
But it cause too many calls
