完善error库

db/db.go

@@ -18,6 +18,7 @@ type HoTimeDB struct {
 	ContextBase
 	*cache.HoTimeCache
 	Type        string
+	Prefix      string
 	LastQuery   string
 	LastData    []interface{}
 	ConnectFunc func(err ...*Error) (*sql.DB, *sql.DB)
@@ -438,7 +439,7 @@ func (that *HoTimeDB) Select(table string, qu ...interface{}) []Map {
 		query += " *"
 	}
 
-	query += " FROM " + table
+	query += " FROM " + that.Prefix + table
 
 	if join {
 		for k, v := range qu[0].(Map) {
@@ -515,6 +516,9 @@ func (that *HoTimeDB) Get(table string, qu ...interface{}) Map {
 	}
 	return data[0]
 }
+func (that *HoTimeDB) GetPrefix() string {
+	return that.Prefix
+}
 
 // Count 计数
 func (that *HoTimeDB) Count(table string, qu ...interface{}) int {
@@ -853,7 +857,7 @@ func (that *HoTimeDB) cond(tag string, data Map) (string, []interface{}) {
 // Update 更新数据
 func (that *HoTimeDB) Update(table string, data Map, where Map) int64 {
 
-	query := "UPDATE " + table + " SET "
+	query := "UPDATE " + that.Prefix + table + " SET "
 	//UPDATE Person SET Address = 'Zhongshan 23', City = 'Nanjing' WHERE LastName = 'Wilson'
 	qs := make([]interface{}, 0)
 	tp := len(data)
@@ -898,7 +902,7 @@ func (that *HoTimeDB) Update(table string, data Map, where Map) int64 {
 
 func (that *HoTimeDB) Delete(table string, data map[string]interface{}) int64 {
 
-	query := "DELETE FROM " + table + " "
+	query := "DELETE FROM " + that.Prefix + table + " "
 
 	temp, resWhere := that.where(data)
 	query += temp
@@ -941,7 +945,7 @@ func (that *HoTimeDB) Insert(table string, data map[string]interface{}) int64 {
 		}
 
 	}
-	query := "INSERT INTO " + table + queryString + "VALUES" + valueString
+	query := "INSERT INTO " + that.Prefix + table + queryString + "VALUES" + valueString
 
 	res, err := that.Exec(query, values...)