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Posted to dev@pinot.apache.org by GitBox <gi...@apache.org> on 2019/01/02 18:11:02 UTC
[GitHub] jackjlli commented on issue #3568: Add guava cache to cache table
schema in pinot broker
jackjlli commented on issue #3568: Add guava cache to cache table schema in pinot broker
URL: https://github.com/apache/incubator-pinot/pull/3568#issuecomment-450938356
@jfim The purpose of keeping schemas in broker is to reduce the call to pinot servers if any columns in the query don't exist in table schema. Currently pinot brokers blindly send out the query to all the selected servers and get empty response without any extra info.
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