def find_row(self,columns="*",condition=None,limit=1):
if condition == None:
condition=""
sql=tinysql.select(self.table,columns,condition,"",limit)
print "sql,",sql
ret=self.dbh.query(sql)
return ret
def find_by_id(self,id,columns="*"):
sql=tinysql.select(self.table,columns,"`%s`='%s'" % (self.primary_key,id))
print "sql,",sql
return self.dbh.fetchRows(sql)
