getSystemVar result validity doc

julienschmidt · julienschmidt · commit de021f978c1d · 2013-04-21T16:05:46.000+02:00
diff --git a/connection.go b/connection.go
@@ -200,6 +200,7 @@ func (mc *mysqlConn) Query(query string, args []driver.Value) (driver.Rows, erro
 }
 
 // Gets the value of the given MySQL System Variable
+// The returned byte slice is only valid until the next read
 func (mc *mysqlConn) getSystemVar(name string) (val []byte, err error) {
 	// Send command
 	err = mc.writeCommandPacketStr(comQuery, "SELECT @@"+name)

Original file line number	Diff line number	Diff line change
`@@ -200,6 +200,7 @@ func (mc *mysqlConn) Query(query string, args []driver.Value) (driver.Rows, erro`
`200`	`200`	`}`
`201`	`201`
`202`	`202`	`// Gets the value of the given MySQL System Variable`
	`203`	`+// The returned byte slice is only valid until the next read`
`203`	`204`	`func (mc *mysqlConn) getSystemVar(name string) (val []byte, err error) {`
`204`	`205`	`// Send command`
`205`	`206`	`err = mc.writeCommandPacketStr(comQuery, "SELECT @@"+name)`