MySQLには、 I/ O情報や実行されたクエリの情報などのパフォーマンスデータのモニタリングを可能とするperformance_ schemaデータベースがあります。その中に、 SQLステートメントのさまざま統計情報を格納するevents_ statements_ summary_ by_ digestテーブルがあります。
This error does not occur when connected directly to mysql, when fast_forward is off for the user in ProxySQL, or when prepared statements are not used. This appears ...
Ouch - that's annoying. One of the key goals with the new 3.0.0 version of the connector is to leverage the underlying JDBC driver heavily. Luckily for you, the JDBC driver has solved this problem via ...
The PHP development language provides you with a "prepare" function to send a prepared statement to a SQL database. You can use full, inline SQL statements in the prepared statement function or send ...