package gorm import ( "fmt" "reflect" "time" ) type mysql struct { commonDialect } func (mysql) SqlTag(value reflect.Value, size int, autoIncrease bool) string { switch value.Kind() { case reflect.Bool: return "boolean" case reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32: if autoIncrease { return "int AUTO_INCREMENT" } return "int" case reflect.Uint, reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uintptr: if autoIncrease { return "int unsigned AUTO_INCREMENT" } return "int unsigned" case reflect.Int64: if autoIncrease { return "bigint AUTO_INCREMENT" } return "bigint" case reflect.Uint64: if autoIncrease { return "bigint unsigned AUTO_INCREMENT" } return "bigint unsigned" case reflect.Float32, reflect.Float64: return "double" case reflect.String: if size > 0 && size < 65532 { return fmt.Sprintf("varchar(%d)", size) } return "longtext" case reflect.Struct: if _, ok := value.Interface().(time.Time); ok { return "timestamp NULL" } default: if _, ok := value.Interface().([]byte); ok { if size > 0 && size < 65532 { return fmt.Sprintf("varbinary(%d)", size) } return "longblob" } } panic(fmt.Sprintf("invalid sql type %s (%s) for mysql", value.Type().Name(), value.Kind().String())) } func (mysql) Quote(key string) string { return fmt.Sprintf("`%s`", key) } func (mysql) SelectFromDummyTable() string { return "FROM DUAL" } func (s mysql) CurrentDatabase(scope *Scope) (name string) { s.RawScanString(scope, &name, "SELECT DATABASE()") return }