MySQL Character set

Character_set_client:character_set_client: The character set used by the client source data

Character_set_connection: Connection Layer Character Set

Character_set_results: Query result Character Set

The settings of the above three variables are only valid for the current client, for example, I am connected to the win command line MySQL, I set the setting character_set_connection = UTF8;

When I start another command line connected to the database, this character_set_connection is not necessarily utf8, the command line character_set_connection variable is the default setting GBK.

The Character_set_results is set to

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MySQL Character set