GitHub user lianganping opened a pull request:
https://github.com/apache/carbondata/pull/2618 [CARBONDATA-2819] Fixed cannot drop preagg datamap on table if the tabâ¦
1.Use "SET carbon.datamap.visible.{dbName}.{mainTable}.{datamapName} = {true or false}",if datamap provider is 'preagg',block this configuration.
2.When create preagg datamap, now also create its datamap schema file in system folder.
3.Use command "show datamap on table {tableName}" will get its all datamaps from datamap schema files
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- [ ] Any interfaces changed? No
- [ ] Any backward compatibility impacted? No
- [ ] Document update required? No
- [ ] Testing done NA
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- Whether new unit test cases have been added or why no new tests are required?
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You can merge this pull request into a Git repository by running:
$ git pull
https://github.com/Sssan520/carbondata droppreagg
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/carbondata/pull/2618.patchTo close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:
This closes #2618
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commit 7884ba86f13b89fb23895400bbac12eaa4e62546
Author: Sssan520 <liangap2008@...>
Date: 2018-08-08T06:27:41Z
[CARBONDATA-2819]Fixed cannot drop preagg datamap on table if the table has other index datamaps
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Locked
