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Use LastIndex instead of Split for better performance getting the number of rows affected from CommandTag

pull/47/head
Karl Seguin 2014-11-16 12:43:47 +07:00
parent d857f18454
commit 04b54f03a5
1 changed files with 6 additions and 2 deletions
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8
conn.go
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@ -74,8 +74,12 @@ type CommandTag string
// RowsAffected returns the number of rows affected. If the CommandTag was not // RowsAffected returns the number of rows affected. If the CommandTag was not
// for a row affecting command (such as "CREATE TABLE") then it returns 0 // for a row affecting command (such as "CREATE TABLE") then it returns 0
func (ct CommandTag) RowsAffected() int64 { func (ct CommandTag) RowsAffected() int64 {
words := strings.Split(string(ct), " ") s := string(ct)
n, _ := strconv.ParseInt(words[len(words)-1], 10, 64) index := strings.LastIndex(s, " ")
if index == -1 {
return 0
}
n, _ := strconv.ParseInt(s[index+1:], 10, 64)
return n return n
} }