33 lines
1.0 KiB
SQL
33 lines
1.0 KiB
SQL
-- 创建相册表
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CREATE TABLE IF NOT EXISTS albums (
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id TEXT PRIMARY KEY,
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title TEXT NOT NULL,
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document TEXT NOT NULL,
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description TEXT,
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cover_image_id TEXT,
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created_at DATETIME NOT NULL,
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updated_at DATETIME NOT NULL,
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FOREIGN KEY (cover_image_id) REFERENCES images(id)
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);
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-- 创建图片表
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CREATE TABLE IF NOT EXISTS images (
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id TEXT PRIMARY KEY,
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album_id TEXT NOT NULL,
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filename TEXT NOT NULL,
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original_url TEXT,
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title TEXT,
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description TEXT,
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file_size INTEGER NOT NULL,
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width INTEGER NOT NULL,
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height INTEGER NOT NULL,
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mime_type TEXT NOT NULL,
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created_at DATETIME NOT NULL,
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FOREIGN KEY (album_id) REFERENCES albums(id) ON DELETE CASCADE
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);
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-- 创建索引以提高查询性能
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CREATE INDEX IF NOT EXISTS idx_albums_created_at ON albums(created_at);
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CREATE INDEX IF NOT EXISTS idx_images_album_id ON images(album_id);
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CREATE INDEX IF NOT EXISTS idx_images_created_at ON images(created_at);
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CREATE INDEX IF NOT EXISTS idx_albums_title ON albums(title); |