On 2018/02/28 19:14, Ashutosh Bapat wrote: > On Wed, Feb 28, 2018 at 6:42 AM, Amit Langote wrote: >> BTW, should there be a relevant test in partition_join.sql? If yes, >> attached a patch (partitionwise-join-collation-test-1.patch) to add one. > > A partition-wise join path will be created but discarded because of > higher cost. This test won't see it in that case. So, please add some > data like other tests and add command to analyze the partitioned > tables. That kind of protects from something like that.
Thanks for the review. Hmm, the added test is such that the partition collations won't match, so partition-wise join won't be considered at all due to differing PartitionSchemes, unless I'm missing something. Thanks, Amit
