devexpress datagrid 与ColorEdit 如何存入数据库

最新推荐文章于 2024-12-26 19:45:41 发布

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最新推荐文章于 2024-12-26 19:45:41 发布

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分类专栏： devexpress 文章标签： devexpress 数据库 datagrid

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本文介绍了一个关于数据库表中Color字段与datagrid进行关联时出现的问题，并提供了解决方案，即通过设置StoreColorAsInteger为True来避免类型转换异常。

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这样一个数据库表，Color字段，我们希望与datagrid关联：

USE [SchedulerDB]
GO

/****** Object:  Table [dbo].[Resources]    Script Date: 11/19/2014 10:16:03 ******/
IF  EXISTS (SELECT * FROM sys.objects WHERE object_id = OBJECT_ID(N'[dbo].[Resources]') AND type in (N'U'))
DROP TABLE [dbo].[Resources]
GO

USE [SchedulerDB]
GO

/****** Object:  Table [dbo].[Resources]    Script Date: 11/19/2014 10:16:03 ******/
SET ANSI_NULLS ON
GO

SET QUOTED_IDENTIFIER ON
GO

CREATE TABLE [dbo].[Resources](
	[UniqueID] [int] IDENTITY(1,1) NOT NULL,
	[ResourceID] [int] NOT NULL,
	[ResourceName] [nvarchar](50) NULL,
	[Color] [int] NULL,
	[Image] [image] NULL,
	[CustomField1] [nvarchar](max) NULL,
 CONSTRAINT [PK_Resources] PRIMARY KEY CLUSTERED 
(
	[UniqueID] ASC
)WITH (PAD_INDEX  = OFF, STATISTICS_NORECOMPUTE  = OFF, IGNORE_DUP_KEY = OFF, ALLOW_ROW_LOCKS  = ON, ALLOW_PAGE_LOCKS  = ON) ON [PRIMARY]
) ON [PRIMARY] TEXTIMAGE_ON [PRIMARY]

GO

EXEC sys.sp_addextendedproperty @name=N'MS_Description', @value=N'岗位' , @level0type=N'SCHEMA',@level0name=N'dbo', @level1type=N'TABLE',@level1name=N'Resources'
GO

在一切OK后，发现，会遇到一个没有实现IConverible接口的错误。

解决办法是：