怎样把数据库结构显示出来的源代码
日期：2012-06-01 浏览次数：20871 次
通过以上的代码即可显示表的结构，字段类型，长度，自动编号，主健。如果你仔细研究后就可以发现如何远程改变数据库的结构了，祝你好运！
要查看此演示，需要你建立一个数据源，request("table")改为你的表的名字。
<html>
<head>
<title>main</title>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
</head>
<body bgcolor="#CCCCCC" text="#000000">
<h2 align="center"><font face="华文新魏">欢迎查看chenyangasp演示程序</font></h2>
<p>
<%
on error resume next
table=request("table")
//获得表名
if table<>"" then
response.write "数据表:"&table
Set primary = con.OpenSchema(adSchemaPrimaryKeys, _
Array(empty, empty, table))
if primary("COLUMN_NAME")<>"" then
primarykey=primary("COLUMN_NAME")
end if
primary.close
set primary=nothing
%>
</p>
<center>
<table width="650" border="1" cellpadding="0" cellspacing="0">
<tr bgcolor="#CCCCCC">
<th class="sundog" width="61">
<div align="center">字段</div>
</th>
<th class="sundog" width="131">
<div align="center">类型</div>
</th>
<th class="sundog" width="105">
<div align="center">设定大小</div>
</th>
<th class="sundog" width="69">
<div align="center">允许空值</div>
</th>
<th class="sundog" width="69">
自动编号
</th>
<th class="sundog" width="81">主键</th>
</tr>
<%sql="select * from ["&table&"] "
set rs=con.execute(sql)
for i=0 to rs.fields.count-1
%>
<tr bgcolor="#CCCCCC">
<td class="sundog" height="2" width="61">
<div align="center"><%=rs(i).name%></div>
//字段名
</td>
<td class="sundog" height="2" width="131">
<div align="center">
<%
field_type=rs(i).type
select case field_type
case adEmpty
typ = "Empty"
case adTinyInt
typ = "TinyInt"
case adSmallInt
typ = "SmallInt"
case adInteger
typ = "Integer"
case adBigInt
typ = "BigInt"
case adUnsignedTinyInt
typ = "UnsignedTinyInt"
case adUnsignedSmallInt
typ = "UnsignedSmallInt"
case adUnsignedInt
typ = "UnsignedInt"
case adUnsignedBigInt
typ = "UnsignedBigInt"
case adSingle
typ = "Single"
case adDouble
typ = "Double"
case adCurrency
typ = "Currency"
case adDecimal
typ = "Decimal"
case adNumeric
typ = "Numeric"
case adBoolean
typ = "Boolean"
case adError
typ = "Error"
case adUserDefined
typ = "UserDefined"
case adVariant
typ = "Variant"
case adIDispatch
typ = "IDispatch"
case adIUnknown
typ = "IUnknown"
case adGUID
typ = "GUID"
case adDATE
typ = "DATE"
case adDBDate
typ = "DBDate"
case adDBTime
typ = "DBTime"
case adDBTimeStamp
typ = "DBTimeStamp"
case adBSTR
typ = "BSTR"
case adChar
typ = "Char"
case adVarChar
typ = "VarChar"
case adLongVarChar
typ = "LongVarChar"
case adWChar
typ = "WChar"
case adVarWChar
typ = "VarWChar"
case adLongVarW
要查看此演示，需要你建立一个数据源，request("table")改为你的表的名字。
<html>
<head>
<title>main</title>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
</head>
<body bgcolor="#CCCCCC" text="#000000">
<h2 align="center"><font face="华文新魏">欢迎查看chenyangasp演示程序</font></h2>
<p>
<%
on error resume next
table=request("table")
//获得表名
if table<>"" then
response.write "数据表:"&table
Set primary = con.OpenSchema(adSchemaPrimaryKeys, _
Array(empty, empty, table))
if primary("COLUMN_NAME")<>"" then
primarykey=primary("COLUMN_NAME")
end if
primary.close
set primary=nothing
%>
</p>
<center>
<table width="650" border="1" cellpadding="0" cellspacing="0">
<tr bgcolor="#CCCCCC">
<th class="sundog" width="61">
<div align="center">字段</div>
</th>
<th class="sundog" width="131">
<div align="center">类型</div>
</th>
<th class="sundog" width="105">
<div align="center">设定大小</div>
</th>
<th class="sundog" width="69">
<div align="center">允许空值</div>
</th>
<th class="sundog" width="69">
自动编号
</th>
<th class="sundog" width="81">主键</th>
</tr>
<%sql="select * from ["&table&"] "
set rs=con.execute(sql)
for i=0 to rs.fields.count-1
%>
<tr bgcolor="#CCCCCC">
<td class="sundog" height="2" width="61">
<div align="center"><%=rs(i).name%></div>
//字段名
</td>
<td class="sundog" height="2" width="131">
<div align="center">
<%
field_type=rs(i).type
select case field_type
case adEmpty
typ = "Empty"
case adTinyInt
typ = "TinyInt"
case adSmallInt
typ = "SmallInt"
case adInteger
typ = "Integer"
case adBigInt
typ = "BigInt"
case adUnsignedTinyInt
typ = "UnsignedTinyInt"
case adUnsignedSmallInt
typ = "UnsignedSmallInt"
case adUnsignedInt
typ = "UnsignedInt"
case adUnsignedBigInt
typ = "UnsignedBigInt"
case adSingle
typ = "Single"
case adDouble
typ = "Double"
case adCurrency
typ = "Currency"
case adDecimal
typ = "Decimal"
case adNumeric
typ = "Numeric"
case adBoolean
typ = "Boolean"
case adError
typ = "Error"
case adUserDefined
typ = "UserDefined"
case adVariant
typ = "Variant"
case adIDispatch
typ = "IDispatch"
case adIUnknown
typ = "IUnknown"
case adGUID
typ = "GUID"
case adDATE
typ = "DATE"
case adDBDate
typ = "DBDate"
case adDBTime
typ = "DBTime"
case adDBTimeStamp
typ = "DBTimeStamp"
case adBSTR
typ = "BSTR"
case adChar
typ = "Char"
case adVarChar
typ = "VarChar"
case adLongVarChar
typ = "LongVarChar"
case adWChar
typ = "WChar"
case adVarWChar
typ = "VarWChar"
case adLongVarW
免责声明： 本文仅代表作者个人观点，与爱易网无关。其原创性以及文中陈述文字和内容未经本站证实，对本文以及其中全部或者部分内容、文字的真实性、完整性、及时性本站不作任何保证或承诺，请读者仅作参考，并请自行核实相关内容。
