*: remove expression index out of experimental feature. #4641
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TomShawn
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| ```sql | ||
| allow-expression-index = true | ||
| ``` | ||
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| TiDB 不仅能将索引建立在表中的一个或多个列上，还可以将索引建立在一个表达式上。当查询涉及表达式时，表达式索引能够加速这些查询。 |
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是的，和上个PR， auto random 一样。因为是之前是实验特性，加入开关是为了避免用户轻易使用。现在移出实验特性后，用户就可以直接使用。和其他功能的开关不太一样，这里在去掉后就没有什么打开和关闭的概念了。
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@wjhuang2016,Thanks for your review. The bot only counts LGTMs from Reviewers and higher roles, but you're still welcome to leave your comments.See the corresponding SIG page for more information. Related SIG: docs(slack). |
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@wjhuang2016,Thanks for your review. The bot only counts LGTMs from Reviewers and higher roles, but you're still welcome to leave your comments.See the corresponding SIG page for more information. Related SIG: docs(slack). |
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* done Signed-off-by: wjhuang2016 <huangwenjun1997@gmail.com> * fmt Signed-off-by: wjhuang2016 <huangwenjun1997@gmail.com> Co-authored-by: TomShawn <41534398+TomShawn@users.noreply.github.com>
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Signed-off-by: wjhuang2016 huangwenjun1997@gmail.com
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