MySQL : Unable to connect to mysql server with go and docker - dial tcp 127.0.0.1:3306: connect: con

MySQL : Unable to connect to mysql server with go and docker - dial tcp 127.0.0.1:3306: connect: connection refused
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MySQL : Unable to connect to mysql server with go and docker - dial tcp 127.0.0.1:3306: connect: connection refused
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connect connect: go connection : with tcp mysql dial MySQL 127.0.0.1:3306: to Unable to and - server refused docker