代码出处:http://stackoverflow.com/questions/19991541/dumping-MysqL-tables-to-json-with-golang
func getJSON(sqlString string) (string,error) { stmt,err := db.Prepare(sqlString) if err != nil { return nil,err } defer stmt.Close() rows,err := stmt.Query() if err != nil { return nil,err } defer rows.Close() columns,err := rows.Columns() if err != nil { return "",err } count := len(columns) tableData := make([]map[string]interface{},0) values := make([]interface{},count) valuePtrs := make([]interface{},count) for rows.Next() { for i := 0; i < count; i++ { valuePtrs[i] = &values[i] } rows.Scan(valuePtrs...) entry := make(map[string]interface{}) for i,col := range columns { var v interface{} val := values[i] b,ok := val.([]byte) if ok { v = string(b) } else { v = val } entry[col] = v } tableData = append(tableData,entry) } jsonData,err := json.Marshal(tableData) if err != nil { return "",err } fmt.Println(string(jsonData)) return string(jsonData),nil }