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Article directory
interview scene
In the process of interviewing cloud native operation and maintenance, the probability of being able to interview the commonly used indexes of mysql is relatively small, but it will be encountered. For example, mysql belongs to the technology stack.
mysql index
In the MySQL database, an index is a special data structure used to improve the query efficiency of database tables. Indexes help the database quickly locate data that contains a specific value without having to scan the entire table.
In a relational database, an index is a separate, physical storage structure that sorts the values of one or more columns in a database table. Physically identify these values in the