MySQL : While reading sql.Rows.Next() performing another query returns error: 1046 no database selec

MySQL : While reading sql.Rows.Next() performing another query returns error: 1046 no database selected
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MySQL : While reading sql.Rows.Next() performing another query returns error: 1046 no database selected
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: error: 1046 sql.Rows.Next() another performing no While query reading selected returns MySQL database