2019-04-22 02:59:20 +00:00

30 lines
851 B
Go

package dao
import (
"context"
"fmt"
"go-common/app/job/main/dm/model"
"go-common/library/database/sql"
"go-common/library/log"
)
const (
_selSubSQL = "SELECT id,oid,type,pid,mid,state,attr,acount,count,mcount,move_count,maxlimit,childpool,ctime,mtime FROM dm_subject_%02d WHERE oid=? AND type=?"
)
// Subject get subject info from db.
func (d *Dao) Subject(c context.Context, tp int32, oid int64) (s *model.Subject, err error) {
s = &model.Subject{}
row := d.dmReader.QueryRow(c, fmt.Sprintf(_selSubSQL, d.hitSubject(oid)), oid, tp)
if err = row.Scan(&s.ID, &s.Oid, &s.Type, &s.Pid, &s.Mid, &s.State, &s.Attr, &s.ACount, &s.Count, &s.MCount, &s.MoveCnt, &s.Maxlimit, &s.Childpool, &s.CTime, &s.MTime); err != nil {
if err == sql.ErrNoRows {
s = nil
err = nil
} else {
log.Error("row.Scan() error(%v)", err)
}
}
return
}