[
https://issues.apache.org/jira/browse/CALCITE-4640?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Danny Chen resolved CALCITE-4640.
---------------------------------
Fix Version/s: 1.28.0
Resolution: Fixed
Fixed in
[44dfb70|https://github.com/apache/calcite/pull/2426/commits/44dfb709602d822ac681065a31b426de50649351],
thanks for the PR [~kramerul] ~
> Propagate table scan hints to JDBC
> ----------------------------------
>
> Key: CALCITE-4640
> URL: https://issues.apache.org/jira/browse/CALCITE-4640
> Project: Calcite
> Issue Type: Improvement
> Components: core
> Affects Versions: 1.27.0
> Reporter: Ulrich Kramer
> Priority: Major
> Labels: pull-request-available
> Fix For: 1.28.0
>
> Time Spent: 40m
> Remaining Estimate: 0h
>
> We would like to use table scan hints to pass [parameters and variables to
> HANA
> views|https://help.sap.com/viewer/88fe5f56472e40cca6ef3c3dcab4855b/2.0.04/en-US/fafb3ea432e54fca9eff11648df5bccd.html].
> It should be possible to convert the following Calcite SQL
> {code}
> SELECT * FROM VIEW /*+ PLACEHOLDERS("$$PARAMETER_1$$"='Test') */
> {code}
> using a special {{SqlDialect}} to a HANA specific statement
> {code}
> SELECT * FROM VIEW ('PLACEHOLDER' = ('$$PARAMETER_1$$', 'Test'))
> {code}
> See also my [mail in the mailing
> list|https://mail-archives.apache.org/mod_mbox/calcite-dev/202105.mbox/%3CD161B82F-5DEC-49A2-A873-4817F4DEB15F%40contoso.com%3E].
--
This message was sent by Atlassian Jira
(v8.3.4#803005)
