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What is the purpose of the pull request

If mode==ignore && tableExists, do not execute write logic and sync hive

Brief change log

  • If mode==ignore && tableExists, do not execute write logic and sync hive

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This pull request is a trivial rework / code cleanup without any test coverage.

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This pull request is already covered by existing tests, such as (please describe tests).

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This change added tests and can be verified as follows:

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  • Added integration tests for end-to-end.
  • Added HoodieClientWriteTest to verify the change.
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  • Has a corresponding JIRA in PR title & commit

  • Commit message is descriptive of the change

  • CI is green

  • Necessary doc changes done or have another open PR

  • For large changes, please consider breaking it into sub-tasks under an umbrella JIRA.

@nsivabalan
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@manojpec : Can you review this patch.

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@codope codope left a comment

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@dongkelun Thanks for contributing. Left one comment. Can you also add a test case to cover the scenario of mode == SaveMode.Ignore && tableExists?

// Handle various save modes
if (mode == SaveMode.Ignore && tableExists) {
log.warn(s"hoodie table at $basePath already exists. Ignoring & not performing actual writes.")
false
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Wouldn't this method return false and exit from here if mode == SaveMode.Ignore && tableExists?

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It will return false and exit from here, and the same logic is used in HoodieSparkSqlWriter.write.But the original version will not directly return false, and will continue to execute the following code logic

@dongkelun
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@dongkelun Thanks for contributing. Left one comment. Can you also add a test case to cover the scenario of mode == SaveMode.Ignore && tableExists?

Ok, I will try to add a test case.

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CI report:

Bot commands @hudi-bot supports the following commands:
  • @hudi-bot run azure re-run the last Azure build

@dongkelun
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@codope Hello, I have added test cases. Can you have a look?

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LGTM

@codope codope merged commit 94806d5 into apache:master Feb 14, 2022
vingov pushed a commit to vingov/hudi that referenced this pull request Apr 3, 2022
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4 participants