Return one row with last version from postgres

fronik · fronik · commit a0afdc303884 · 2014-09-30T20:53:49.000+04:00
diff --git a/driver/postgres/postgres.go b/driver/postgres/postgres.go
@@ -109,7 +109,7 @@ func (driver *Driver) Migrate(f file.File, pipe chan interface{}) {
 
 func (driver *Driver) Version() (uint64, error) {
 	var version uint64
-	err := driver.db.QueryRow("SELECT version FROM " + tableName + " ORDER BY version DESC").Scan(&version)
+	err := driver.db.QueryRow("SELECT version FROM " + tableName + " ORDER BY version DESC LIMIT 1").Scan(&version)
 	switch {
 	case err == sql.ErrNoRows:
 		return 0, nil
