func (r *Repo) log(typ string, start time.Time, query string, args []interface{}) {
log.
Ctx(r.logCtx()).
WithField("args", args).
WithField("sql", query).
WithField("dur", time.Since(start).String()).
Debugf("sql: %s", typ)
}
func (r *Repo) logRollback() {
log.Ctx(r.logCtx()).Debug("sql: rollback")
}
func (r *Repo) logCommit() {
log.Ctx(r.logCtx()).Debug("sql: commit")
}
func (r *Repo) logBegin() {
log.Ctx(r.logCtx()).Debug("sql: begin")
}