北京五十七中学:asp数据库两个表的数据相加问题

来源:百度文库 编辑:中科新闻网 时间:2024/05/02 10:07:00
现在我有两个表,a表,b表,想将两个表的数据条数相加,得和,不知哪位高手指点?!

SELECT TOP 1 (SELECT count(*) from a) + (select count(*) from b)
FROM a

Set rsa = Server.CreateObject ("ADODB.Recordset")
sqla = "Select * from a"
rsa.Open sqla,conn,1,1

Set rsb = Server.CreateObject ("ADODB.Recordset")
sqlb = "Select * from b"
rsb.Open sqlb,conn,1,1

content = rsa.RecordCount + rsb.RecordCount

content 就是你要的数字

SELECT TOP 1 (SELECT count(*) from a) + (select count(*) from b)
FROM a

Set rsa = Server.CreateObject ("ADODB.Recordset")
sqla = "Select * from a"
rsa.Open sqla,conn,1,1

Set rsb = Server.CreateObject ("ADODB.Recordset")
sqlb = "Select * from b"
rsb.Open sqlb,conn,1,1

content = rsa.RecordCount + rsb.RecordCount