Improves MySQL full-text search index fields and improves search efficiency.

Source: Internet
Author: User

The following articles mainly improve the MySQL full-text search index fields by improving the search efficiency. To improve the MySQL full-text search index, I have read a lot of information online, however, the actual operation steps are not comprehensive, so today I will illustrate my actual operation process.

Although this method is feasible, the LIKE statement in a SELECT query is an extremely inefficient method for full-text search, especially when processing a large amount of data.

Developers only need to simply mark the fields that require full-text search, and then use the special MySQL (best combination with PHP) method to run the search on those fields, this not only improves the performance and efficiency, because MySQL (the best combination with PHP) indexes these fields to optimize the search), but also achieves higher quality search, because MySQL (the best combination with PHP) uses natural language to intelligently rate the results to remove irrelevant items.

Table creation:

Alter table name add fulltext index (TABLE field );

Run the show indexes command to check whether the index has been added.

With data and indexes, you can use MySQL (the best combination with PHP) for full-text search. The simplest full-text search method is with MATCH... SELECT query of the AGAINST statement:

SELECT Table field FROM table name where match (full-text search table field) AGAINST ('search string ');

Last show result

The above content introduces how to improve the search efficiency of MySQL full-text search index fields.

The above content describes how to improve the search efficiency of MySQL full-text search index fields, hoping to help you in this aspect.

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