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自动生成数据库字典(sql2008)

每次做项目的时候都要做数据字典,这种重复的工作实在很是痛苦,于是广找资料,终于完成了自动生成数据库字典的工作,废话少说,上代码。
  存储过程:
SET ANSI_NULLS ON
GO
SET QUOTED_IDENTIFIER ON
GO
-- =============================================
-- Author:        <Carbe>
-- Create date: <2014-09-19>
-- Description:    <生成数据库字典>
-- =============================================
CREATE PROCEDURE [dbo].[CreateDatabaseDictionarie]
AS
BEGIN
DECLARE @TableName nvarchar(35),@htmls varchar(8000)
DECLARE @字段名称 VARCHAR(200)
DECLARE @类型  VARCHAR(200)
DECLARE @长度 VARCHAR(200)
DECLARE @数值精度 VARCHAR(200)
DECLARE @小数位数 VARCHAR(200)
DECLARE @默认值 VARCHAR(200)
DECLARE @允许为空 VARCHAR(200)
DECLARE @外键 VARCHAR(200)
DECLARE @主键 VARCHAR(200)
DECLARE @描述 VARCHAR(200)
SET NOCOUNT ON;
DECLARE Tbls CURSOR
FOR
Select distinct Table_name
FROM INFORMATION_SCHEMA.COLUMNS
order by Table_name
OPEN Tbls
PRINT '<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">'
PRINT '<html xmlns="http://www.w3.org/1999/xhtml">'
PRINT '    <head>'
PRINT '        <title>KC管理系统-数据库字典</title>'
PRINT '        <style type="text/css">'
PRINT '            body{margin:0; font:11pt "arial", "微软雅黑"; cursor:default;}'
PRINT '            .tableBox{margin:10px auto; padding:0px; width:1000px; height:auto; background:#FBF5E3; border:1px solid #45360A}'
PRINT '            .tableBox h3 {font-size:12pt; height:30px; line-height:30px; background:#45360A; padding:0px 0px 0px 15px; color:#FFF; margin:0px; text-align:left }'
PRINT '            .tableBox table {width:1000px; padding:0px }'
PRINT '            .tableBox th {height:25px; border-top:1px solid #FFF; border-left:1px solid #FFF; background:#F7EBC8; border-right:1px solid #E0C889; border-bottom:1px solid #E0C889 }'
PRINT '            .tableBox td {height:25px; padding-left:10px; border-top:1px solid #FFF; border-left:1px solid #FFF; border-right:1px solid #E0C889; border-bottom:1px solid #E0C889 }'
PRINT '        </style>'
PRINT '    </head>'
PRINT '    <body>'
FETCH NEXT FROM Tbls INTO @TableName
WHILE @@FETCH_STATUS = 0
BEGIN
Select @htmls = '        <h3>' + @TableName + ' : '+ CAST(Value as varchar(1000)) + '</h3>'
FROM sys.extended_properties AS A
WHERE A.major_id = OBJECT_ID(@TableName)
and name = 'MS_Description' and minor_id = 0
PRINT '        <div class="tableBox">'
PRINT @htmls
PRINT '            <table cellspacing="0">'
PRINT '                <tr>'
PRINT '                    <th>字段名称</th>'
PRINT '                    <th>类型</th>'
PRINT '                    <th>长度</th>'
PRINT '                    <th>数值精度</th>'
PRINT '                    <th>小数位数</th>'
PRINT '                    <th>默认值</th>'
PRINT '                    <th>允许为空</th>'
PRINT '                    <th>外键</th>'
PRINT '                    <th>主键</th>'
PRINT '                    <th>描述</th>'
PRINT '                </tr>'
DECLARE TRows CURSOR
FOR
SELECT
'                    <td>' + CAST(clmns.name AS VARCHAR(35)) + '</td>',
'                    <td>' + CAST(udt.name AS CHAR(15)) + '</td>' ,
'                    <td>' + CAST(CAST(CASE WHEN typ.name IN (N'nchar', N'nvarchar') AND clmns.max_length <> -1 THEN clmns.max_length/2 ELSE clmns.max_length END AS INT) AS VARCHAR(20)) + '</td>',
'                    <td>' + CAST(CAST(clmns.precision AS INT) AS VARCHAR(20)) + '</td>',
'                    <td>' + CAST(CAST(clmns.scale AS INT) AS VARCHAR(20)) + '</td>',
'                    <td>' + isnull(CAST(cnstr.definition AS VARCHAR(20)),'') + '</td>',
'                    <td>' + CAST(clmns.is_nullable AS VARCHAR(20)) + '</td>' ,
'                    <td>' + CAST(clmns.is_computed AS VARCHAR(20)) + '</td>' ,
'                    <td>' + CAST(clmns.is_identity AS VARCHAR(20)) + '</td>' ,
'                    <td>' + ISNULL(CAST(exprop.value AS VARCHAR(500)),'') + '</td>'
FROM sys.tables AS tbl
INNER JOIN sys.all_columns AS clmns ON clmns.object_id=tbl.object_id
LEFT OUTER JOIN sys.indexes AS idx ON idx.object_id = clmns.object_id AND 1 =idx.is_primary_key
LEFT OUTER JOIN sys.index_columns AS idxcol ON idxcol.index_id = idx.index_id AND idxcol.column_id = clmns.column_id AND idxcol.object_id = clmns.object_id AND 0 = idxcol.is_included_column
LEFT OUTER JOIN sys.types AS udt ON udt.user_type_id = clmns.user_type_id
LEFT OUTER JOIN sys.types AS typ ON typ.user_type_id = clmns.system_type_id AND typ.user_type_id = typ.system_type_id
LEFT JOIN sys.default_constraints AS cnstr ON cnstr.object_id=clmns.default_object_id
LEFT OUTER JOIN sys.extended_properties exprop ON exprop.major_id = clmns.object_id AND exprop.minor_id = clmns.column_id AND exprop.name = 'MS_Description'
WHERE (tbl.name = @TableName and exprop.class = 1) --I don't wand to include comments on indexes
ORDER BY clmns.column_id ASC
OPEN TRows
FETCH NEXT FROM TRows INTO @字段名称,@类型,@长度,@数值精度,@小数位数,@默认值,@允许为空,@外键,@主键,@描述
WHILE @@FETCH_STATUS = 0
BEGIN
PRINT '                <tr>'
PRINT @字段名称
PRINT @类型
PRINT @长度
PRINT @数值精度
PRINT @小数位数
PRINT @默认值
PRINT @允许为空
PRINT @外键
PRINT @主键
PRINT @描述
PRINT '                </tr>'
FETCH NEXT FROM TRows INTO @字段名称,@类型,@长度,@数值精度,@小数位数,@默认值,@允许为空,@外键,@主键,@描述
END
CLOSE TRows
DEALLOCATE TRows
PRINT '            </table>'
PRINT '        </div>'
FETCH NEXT FROM Tbls INTO @TableName
END
PRINT '    </body>'
PRINT '</html>'
CLOSE Tbls
DEALLOCATE Tbls
END
 当然这些通过PRING出来的代码使用传统的方式是调用不到的,通过查找资料,终于在国外一个XXX网站找到了解决方案。
private static string message = "";
public static string ExecuteNonQuery(string connextionString, CommandType commandType, string commandText, bool outputMsg)
{
if (connextionString == null || connextionString.Length == 0) throw new ArgumentNullException("connectionString");
// Create & open a SqlConnection, and dispose of it after we are done
using (SqlConnection connection = new SqlConnection(connextionString))
{
message = "";
connection.Open();
connection.InfoMessage += delegate(object sender, SqlInfoMessageEventArgs e)
{
message += "\n" + e.Message;
};
// Call the overload that takes a connection in place of the connection string
if (connection == null) throw new ArgumentNullException("connection");
// Create a command and prepare it for execution
SqlCommand cmd = new SqlCommand(commandText, connection); ;
cmd.CommandType = commandType;
// Finally, execute the command
int retval = cmd.ExecuteNonQuery();
// Detach the SqlParameters from the command object, so they can be used again
cmd.Parameters.Clear();
connection.Close();
return message;
}
}
  调用就不用写了嘛。一切就这么简单,生成的是一份标准的htm代码,可直接放到HTML里面,当然也可以直接从数据库读取出来显示。

posted on 2014-10-09 10:29 顺其自然EVO 阅读(207) 评论(0)  编辑  收藏 所属分类: 测试学习专栏


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