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Managing Character Encodings in MySQL: To "SET NAMES" or Not
The recommendation against using "SET NAMES" in MySQL, highlighted in "High Performance MySQL," raises questions about best practices for ensuring Unicode-aware database workflows.
To clarify, "SET NAMES" sets the character set used on the server side only, not in the client library. This implies that executing "SET NAMES UTF8" in PHP or Python scripts will not affect how Unicode characters are handled by the client libraries.
Recommended Practices:
Rather than relying on "SET NAMES," consider the following approaches:
Use MySQL API Functions:
These functions execute MySQL API calls, which are faster than issuing a query.
Configure MySQL Server Settings:
Set the following variables in my.ini/cnf:
This approach ensures a system-wide UTF-8-based communication between the server and clients.
Note:
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