fix: ALTER TABLE DROP COLUMN only modifies schema, demo page deep-copies query results to prevent reference sharing

2026-07-29 22:28:47 +08:00
parent e778d1feae
commit 29f8fd52a1
10 changed files with 48 additions and 36 deletions
@@ -221,7 +221,9 @@ async function runQuery() {
    const allResults = [];
    for (const stmt of statements) {
      const result = await db.query(stmt);
-      allResults.push({ sql: stmt, result });
+      // 深拷贝结果，避免引用共享导致后续操作（如 ALTER TABLE DROP COLUMN）修改已渲染的结果
+      const resultCopy = Array.isArray(result) ? result.map(r => ({ ...r })) : result;
+      allResults.push({ sql: stmt, result: resultCopy });
    }

    if (allResults.length === 1) {