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Mysql list query not call index?

Time:09-19





Image. Title_id field
UNSIGNED ` title_id ` int (11) the NOT NULL COMMENT '` title ` id',

The title. The id field
UNSIGNED ` id ` int (11) the NOT NULL AUTO_INCREMENT,

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Don't know why, a separate query call index, don't you call index list query

CodePudding user response:

The image data of 40000

The title of 400000 data

CodePudding user response:

You put ON the back of the content, a copy and paste it to give it a try, behind the WHERE
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