[SPARK-25656][SQL][DOC][EXAMPLE][BRANCH-2.4] Add a doc and examples about extra data source options #22839
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…bout extra data source options Our current doc does not explain how we are passing the data source specific options to the underlying data source. According to [the review comment](#22622 (comment)), this PR aims to add more detailed information and examples Manual.
dongjoon-hyun
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Oct 25, 2018
| # $example on:manual_save_options_orc$ | ||
| df <- read.df("examples/src/main/resources/users.orc", "orc") | ||
| write.orc(df, "users_with_options.orc", orc.bloom.filter.columns = "favorite_color", orc.dictionary.key.threshold = 1.0) | ||
| # $example off:manual_save_options_orc$ |
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Hi, @felixcheung . This is a backport of #22801 (on master branch).
Could you review this?
dongjoon-hyun
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Oct 25, 2018
| orc.bloom.filter.columns 'favorite_color', | ||
| orc.dictionary.key.threshold '1.0' | ||
| ) | ||
| {% endhighlight %} |
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Test build #98046 has finished for PR 22839 at commit
|
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Thanks @dongjoon-hyun This LGTM! |
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Thank you so much for review, @dbtsai . |
asfgit
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Oct 25, 2018
…bout extra data source options ## What changes were proposed in this pull request? Our current doc does not explain how we are passing the data source specific options to the underlying data source. According to [the review comment](#22622 (comment)), this PR aims to add more detailed information and examples. This is a backport of #22801. `orc.column.encoding.direct` is removed since it's not supported in ORC 1.5.2. ## How was this patch tested? Manual. Closes #22839 from dongjoon-hyun/SPARK-25656-2.4. Authored-by: Dongjoon Hyun <dongjoon@apache.org> Signed-off-by: Dongjoon Hyun <dongjoon@apache.org>
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What changes were proposed in this pull request?
Our current doc does not explain how we are passing the data source specific options to the underlying data source. According to the review comment, this PR aims to add more detailed information and examples. This is a backport of #22801.
orc.column.encoding.directis removed since it's not supported in ORC 1.5.2.How was this patch tested?
Manual.