Initial commit

schemas/comment.sql

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+-- create comment table
+CREATE TABLE IF NOT EXISTS Comment (
+    id INTEGER PRIMARY KEY AUTOINCREMENT,
+    pub_date DATETIME DEFAULT CURRENT_TIMESTAMP,
+    post_slug TEXT NOT NULL,
+    author TEXT NOT NULL,
+    email TEXT NOT NULL,
+    url TEXT,
+    ip_address TEXT,
+    device TEXT,
+    os TEXT,
+    browser TEXT,
+    user_agent TEXT,
+    content_text TEXT NOT NULL,
+    content_html TEXT NOT NULL,
+    parent_id INTEGER,
+    status TEXT DEFAULT 'approved',
+    -- 建立自引用外键约束（父子评论关系）
+    FOREIGN KEY (parent_id) REFERENCES Comment (id) ON DELETE SET NULL
+);
+
+-- 可选：为常用查询字段创建索引以提高性能
+CREATE INDEX IF NOT EXISTS idx_post_slug ON Comment(post_slug);
+CREATE INDEX IF NOT EXISTS idx_status ON Comment(status);