36 lines
1.5 KiB
Transact-SQL
36 lines
1.5 KiB
Transact-SQL
-- 创建用户海报缓存表
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-- 用于存储用户生成的推广海报，避免重复生成
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IF NOT EXISTS (SELECT * FROM sys.objects WHERE object_id = OBJECT_ID(N'[dbo].[user_poster_cache]') AND type in (N'U'))
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BEGIN
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CREATE TABLE [dbo].[user_poster_cache] (
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[id] INT IDENTITY(1,1) NOT NULL,
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[user_id] INT NOT NULL,
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[app_id] NVARCHAR(100) NULL,
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[template_hash] NVARCHAR(64) NOT NULL,
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[cos_url] NVARCHAR(500) NOT NULL,
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[file_size] BIGINT NOT NULL DEFAULT 0,
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[mime_type] NVARCHAR(50) NOT NULL DEFAULT 'image/png',
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[status] INT NOT NULL DEFAULT 1,
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[expires_at] DATETIME2 NOT NULL,
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[platform] NVARCHAR(50) NOT NULL DEFAULT 'MP-WEIXIN',
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[created_at] DATETIME2 NOT NULL DEFAULT GETDATE(),
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[updated_at] DATETIME2 NOT NULL DEFAULT GETDATE(),
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CONSTRAINT [pk_user_poster_cache] PRIMARY KEY CLUSTERED ([id] ASC)
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);
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-- 创建索引
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CREATE INDEX [ix_user_poster_cache_user_id] ON [dbo].[user_poster_cache] ([user_id]);
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CREATE INDEX [ix_user_poster_cache_template_hash] ON [dbo].[user_poster_cache] ([template_hash]);
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CREATE INDEX [ix_user_poster_cache_platform] ON [dbo].[user_poster_cache] ([platform]);
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CREATE INDEX [ix_user_poster_cache_status] ON [dbo].[user_poster_cache] ([status]);
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CREATE INDEX [ix_user_poster_cache_expires_at] ON [dbo].[user_poster_cache] ([expires_at]);
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PRINT '表 user_poster_cache 创建成功';
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END
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ELSE
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BEGIN
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PRINT '表 user_poster_cache 已存在';
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END
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GO
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