update functions-and-operator and generated-columns#3051
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PTAL @Reminiscent |
yikeke
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@SunRunAway, @yikeke, PTAL. |
ran-huang
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Co-authored-by: Ran <huangran@pingcap.com>
Co-authored-by: Ran <huangran@pingcap.com>
Co-authored-by: Ran <huangran@pingcap.com>
Co-authored-by: Ran <huangran@pingcap.com>
Co-authored-by: Ran <huangran@pingcap.com>
Co-authored-by: Ran <huangran@pingcap.com>
Co-authored-by: Ran <huangran@pingcap.com>
Co-authored-by: Ran <huangran@pingcap.com>
Co-authored-by: Ran <huangran@pingcap.com>
Co-authored-by: Ran <huangran@pingcap.com>
Co-authored-by: Ran <huangran@pingcap.com>
ran-huang
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Jul 3, 2020
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@ran-huang,Thanks for your review. |
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@niezefeng, please update your pull request. |
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@ran-huang, @ti-srebot, @SunRunAway, @wjhuang2016, PTAL. |
wjhuang2016
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Jul 6, 2020
| - You can neither convert a generated stored column to a normal column through the `ALTER TABLE` statement nor convert a normal column to a generated stored column. | ||
| - You cannot modify the **expression** of a generated stored column through the `ALTER TABLE` statement. | ||
| - Not all [JSON functions](/functions-and-operators/json-functions.md) are supported. | ||
| - You cannot add the generated column through `ALTER TABLE`. |
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You cannot add the stored generated column through ALTER TABLE.
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@wjhuang2016 Comments addressed. PTAL again. Thanks~ |
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@wjhuang2016, Thanks for your review, however we are sorry that your vote won't be count. You are not a reviewer or committer or co-leader or leader for the related sigs:docs(slack). |
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/merge |
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/run-all-tests |
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Signed-off-by: ti-srebot <ti-srebot@pingcap.com>
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cherry pick to release-4.0 in PR #3172 |
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Update functions-and-operator documents and json-functions documents.
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