自动生成插入,修改的SQL

王朝mssql·作者佚名  2006-12-16
窄屏简体版  字體: |||超大  

数据库设计的小网站,表单多而操作简单,一般就只有插入删除修改等操作。每次都要重复写插入修改的SQL,

是不是觉得很麻烦呢,我是这么觉得,所以,自己写了一个自动产生插入,修改的SQL,就方便多了,一下是ASP代码,

对ACCESS,SQL Server都适用。如果对你有帮助,可以拿去用用,还可以改进。

<%

Dim tableName,strSQL,rsFields,fieldsCount,totalCount

Dim insertSQL,iFields,iDataFields,updateSQL,deleteSQL

Dim keyFieldName,funQuote

Dim conn

dim dbPath

'SQL SERVER 连接字符串

'conn.Open("Driver={sql server};server=sundy;database=test;uid=sa;pwd=;")

Set conn = Server.CreateObject("ADODB.Connection")

'下面以Access数据库为例

dbconn = "driver={Microsoft Access Driver (*.mdb)};dbq=" & SERVER.MapPath("data/db.mdb")

conn.open dbconn

'表的主键字段名

keyFieldName = request.Form("keyfield")

'用于过滤提交表单中的“'“的函数名

funQuote = request.Form("funQuote")

'表名

tableName = request("tableName")

If request.Form("subTable")<> "" Then

strSQL = "Select Top 1 * From " & tableName

set rsFields = Server.CreateObject("Adodb.recordset")

rsFields.open strSQL,conn,1,1

fieldsCount = rsFields.Fields.count

insertSQL = """INSERT INTO " & tableName & "("" & _" & vbCrlf

updateSQL = """UPDATE " & tableName & " SET "" & _" & vbCrlf

For i = 0 TO fieldsCount - 1

If INSTR(",3,202,203,","," & rsFields.fields(i).type & ",") > 0 AND Ucase(rsFields.fields(i).name) <> Ucase(keyFieldName) Then

iFields = iFields & """" & rsFields.Fields(i).name

Select case rsFields.fields(i).type

case 3 'INT

iDataFields = iDataFields & """"" & request.Form(""" & rsFields.fields(i).name & """) & """

updateSQL = updateSQL & """" & rsFields.Fields(i).name & "="" & request.Form(""" & rsFields.fields(i).name & """) & """

case 202 'CHAR

iDataFields = iDataFields & """'"" & " & funQuote & "(request.Form(""" & rsFields.fields(i).name & """)) & ""'"

updateSQL = updateSQL & """" & rsFields.Fields(i).name & "='"" & " & funQuote & "(request.Form(""" & rsFields.fields(i).name & """)) & ""'"

case 203 'TEXT

iDataFields = iDataFields & """'"" & " & funQuote & "(request.Form(""" & rsFields.fields(i).name & """)) & ""'"

updateSQL = updateSQL & """" & rsFields.Fields(i).name & "='"" & " & funQuote & "(request.Form(""" & rsFields.fields(i).name & """)) & ""'"

End Select

iFields = iFields & ", "" & _" & vbCrlf

iDataFields = iDataFields & ","" & _ " & vbCrlf

updateSQL = updateSQL & ","" & _ " & vbCrlf

End If

Next

iFields = Mid(iFields,1,len(iFields) - 9)

iDataFields = Mid(iDataFields,1,len(iDataFields) - 9)

insertSQL = insertSQL & iFields & ") VALUES ("" & _" & vbCrlf & iDataFields & ")"""

updateSQL = Mid(updateSQL,1,len(updateSQL) - 9) & """ & _ " & vbCrLf & """ WHERE " & keyFieldName & "="" & request.QueryString("

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