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help/查询多余精灵.sql

@@ -1,11 +1,50 @@
-SELECT 
-  player_id,
-  COUNT(*) AS pet_count
-FROM 
-  "player_pet"
-WHERE 
-  (data->>'ID')::INT IN (273, 274)  -- 适配JSONB的data字段取id并转整型
-GROUP BY 
-  player_id
-HAVING 
-  COUNT(*) >= 2;  -- 筛选出拥有273/274宠物的玩家，可根据需求调整为>=2（同时拥有两者）
+-- 验证：查询宠物ID为273/274、玩家拥有≥2条且非最早创建的记录（只查不删）
+WITH player_pet_ranked AS (
+    SELECT 
+        id,  -- 记录主键ID
+        player_id,
+        (data->>'ID')::INT AS pet_id,  -- 便于核对宠物ID
+        "createTime",
+        ROW_NUMBER() OVER (
+            PARTITION BY player_id 
+            ORDER BY "createTime" ASC
+        ) AS rn
+    FROM "player_pet"
+    WHERE (data->>'ID')::INT IN (273, 274)  -- 改为273或274
+)
+SELECT * 
+FROM player_pet_ranked 
+WHERE rn > 1  -- rn>1是要删除的记录
+AND player_id IN (
+    SELECT player_id 
+    FROM player_pet_ranked 
+    GROUP BY player_id 
+    HAVING COUNT(*) >= 2
+);
+
+
+
+-- 核心删除：保留每个玩家下273/274宠物中createTime最早的那条，删除其余
+WITH player_pet_ranked AS (
+    SELECT 
+        id,  -- 必须取主键ID用于精准删除
+        player_id,
+        ROW_NUMBER() OVER (
+            PARTITION BY player_id 
+            ORDER BY "createTime" ASC
+        ) AS rn
+    FROM "player_pet"
+    WHERE (data->>'ID')::INT IN (273, 274)  -- 关键修改：70→273,274
+)
+DELETE FROM "player_pet"
+WHERE id IN (
+    SELECT id 
+    FROM player_pet_ranked 
+    WHERE rn > 1  -- 删除非最早的记录
+    AND player_id IN (
+        SELECT player_id 
+        FROM player_pet_ranked 
+        GROUP BY player_id 
+        HAVING COUNT(*) >= 2  -- 仅处理拥有≥2条273/274宠物的玩家
+    )
+);