62 lines
2.1 KiB
PL/PgSQL
62 lines
2.1 KiB
PL/PgSQL
-- 创建 prompt_stats 表的SQL脚本
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-- 这个脚本可以在Supabase SQL编辑器中手动运行
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CREATE TABLE IF NOT EXISTS "public"."prompt_stats" (
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"id" TEXT NOT NULL,
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"promptId" TEXT NOT NULL,
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"viewCount" INTEGER NOT NULL DEFAULT 0,
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"likeCount" INTEGER NOT NULL DEFAULT 0,
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"rating" DOUBLE PRECISION,
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"ratingCount" INTEGER NOT NULL DEFAULT 0,
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"createdAt" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
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"updatedAt" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
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CONSTRAINT "prompt_stats_pkey" PRIMARY KEY ("id")
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);
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-- 创建唯一索引
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CREATE UNIQUE INDEX IF NOT EXISTS "prompt_stats_promptId_key" ON "public"."prompt_stats"("promptId");
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-- 添加外键约束
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ALTER TABLE "public"."prompt_stats"
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ADD CONSTRAINT "prompt_stats_promptId_fkey"
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FOREIGN KEY ("promptId") REFERENCES "public"."prompts"("id")
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ON DELETE CASCADE ON UPDATE CASCADE;
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-- 为查询优化添加索引
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CREATE INDEX IF NOT EXISTS "prompt_stats_viewCount_idx" ON "public"."prompt_stats"("viewCount");
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CREATE INDEX IF NOT EXISTS "prompt_stats_rating_idx" ON "public"."prompt_stats"("rating");
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-- 创建更新时间戳的触发器
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CREATE OR REPLACE FUNCTION update_updated_at_column()
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RETURNS TRIGGER AS $$
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BEGIN
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NEW."updatedAt" = CURRENT_TIMESTAMP;
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RETURN NEW;
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END;
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$$ language 'plpgsql';
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CREATE OR REPLACE TRIGGER update_prompt_stats_updated_at
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BEFORE UPDATE ON "public"."prompt_stats"
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FOR EACH ROW EXECUTE FUNCTION update_updated_at_column();
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-- 插入一些示例数据（可选）
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-- 为现有的公开提示词创建基础统计记录
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INSERT INTO "public"."prompt_stats" ("id", "promptId", "viewCount", "likeCount", "rating", "ratingCount")
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SELECT
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gen_random_uuid()::text,
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p.id,
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floor(random() * 100 + 1)::integer, -- 随机浏览量 1-100
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0,
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NULL,
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0
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FROM "public"."prompts" p
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WHERE p.permissions = 'public'
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AND p.visibility = 'published'
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AND NOT EXISTS (
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SELECT 1 FROM "public"."prompt_stats" ps WHERE ps."promptId" = p.id
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);
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-- 验证创建结果
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SELECT 'prompt_stats table created successfully' AS result;
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SELECT COUNT(*) AS total_stats_records FROM "public"."prompt_stats"; |