周翔 发表于 2016-11-7 08:54:25

SQL Server 根据表名创建实体类的字段和属性

  set ANSI_NULLS ON
  set QUOTED_IDENTIFIER ON
  go
  -- =============================================
  -- Author:<shipeng.wang>
  -- Create date: <2009-09-11>
  -- Description:<根据表名创建实体类的字段和属性>
  -- =============================================
  ALTER proc .
  @tablename varchar(50)
  as
  declare @sql varchar(8000)
  select @sql=isnull(@sql+char(9)+'private ','public class '+@tablename+char(13)+'{'+char(13)+char(9)+'private ')+
  case when a.name in('image','uniqueidentifier','ntext','varchar','ntext','nchar','nvarchar','text','char') then 'string'
  when a.name in('tinyint','smallint','int','bigint') then 'int'
  when a.name in('datetime','smalldatetime') then 'DateTime'
  when a.name in('float','decimal','numeric','money','real','smallmoney') then 'decimal'
  when a.name ='bit' then 'bool'
  else a.name end+' '+lower('_'+b.name)+';'+char(13)+char(9)+'public '+
  case when a.name in('image','uniqueidentifier','ntext','varchar','ntext','nchar','nvarchar','text','char') then 'string'
  when a.name in('tinyint','smallint','int') then 'int'
  when a.name='bigint' then 'long'
  when a.name in('datetime','smalldatetime') then 'DateTime'
  when a.name in('float','decimal','numeric','money','real','smallmoney') then 'decimal'
  when a.name ='bit' then 'bool'
  else a.name end
  +' '+b.name+char(13)+char(9)+'{'+char(13)+char(9)+char(9)+'get{return '+lower('_'+b.name)+';}'+
  char(13)+char(9)+char(9)+'set{'+lower('_'+b.name)+'=value;}'+char(13)+char(9)+'}'+char(13)
  from syscolumns b,
  (select distinct name,xtype from systypes where status=0) a
  where a.xtype=b.xtype and b.id=object_id(@tablename)
  set @sql=@sql+'}'
  print @sql
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