GitHub user srowen opened a pull request:
https://github.com/apache/spark/pull/15196
[SPARK-17614] [SQL] sparkSession.read() .jdbc(***) use the sql syntax
"where 1=0" that Cassandra does not support
## What changes were proposed in this pull request?
Use dialect's table-exists query rather than hard-coded WHERE 1=0 query
## How was this patch tested?
Existing tests.
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/srowen/spark SPARK-17614
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/15196.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 #15196
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commit 27fe87d3b50b5465d1b94057c1fc8a0162c7bfb8
Author: Sean Owen <so...@cloudera.com>
Date: 2016-09-22T09:26:51Z
Use dialect's table-exists query rather than hard-coded WHERE 1=0 query
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