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How to Resolve MySQL Waiting for Table Metadata Lock Issue

This post guides you through the process of addressing performance degradation in MySQL InnoDB databases due to Waiting for Table Metadata Lock. Cases When Metadata Lock Occurs Executing DDL Statements: Metadata lock can occur when ex...

Alter charset and collation in database and all tables in MySQL

There are various reasons why you might need to change the character set and collation of MySQL databases and tables. For instance, if you are developing a web application that handles multilingual data, you may need to configure the character set an...

System Trading Report (The Fourth Week Of October)

This report is the result of system trading that using Trader Haru Signals. You can watch real-time signals on YouTube Live. The system trading robot trades signals that occurred between 11am ~ 13pm and 23pm ~ 01am at KST. If you want to check ...