just changes the query string.

shogo82148 · shogo82148 · commit a8437ac5496d · 2017-09-13T19:11:35.000+09:00
diff --git a/connection.go b/connection.go
@@ -90,12 +90,13 @@ func (mc *mysqlConn) begin(readOnly bool) (driver.Tx, error) {
 		errLog.Print(ErrInvalidConn)
 		return nil, driver.ErrBadConn
 	}
-	var err error
+	var q string
 	if readOnly {
-		err = mc.exec("START TRANSACTION READ ONLY")
+		q = "START TRANSACTION READ ONLY"
 	} else {
-		err = mc.exec("START TRANSACTION")
+		q = "START TRANSACTION"
 	}
+	err := mc.exec(q)
 	if err == nil {
 		return &mysqlTx{mc}, err
 	}

Original file line number	Diff line number	Diff line change
`@@ -90,12 +90,13 @@ func (mc *mysqlConn) begin(readOnly bool) (driver.Tx, error) {`
`90`	`90`	`errLog.Print(ErrInvalidConn)`
`91`	`91`	`return nil, driver.ErrBadConn`
`92`	`92`	`}`
`93`		`- var err error`
	`93`	`+ var q string`
`94`	`94`	`if readOnly {`
`95`		`- err = mc.exec("START TRANSACTION READ ONLY")`
	`95`	`+ q = "START TRANSACTION READ ONLY"`
`96`	`96`	`} else {`
`97`		`- err = mc.exec("START TRANSACTION")`
	`97`	`+ q = "START TRANSACTION"`
`98`	`98`	`}`
	`99`	`+ err := mc.exec(q)`
`99`	`100`	`if err == nil {`
`100`	`101`	`return &mysqlTx{mc}, err`
`101`	`102`	`}`