备份：修复前完整项目快照 2026-04-19

check-tables.js

@@ -0,0 +1,22 @@
+const db = require('./backend/db-sqlite');
+async function check() {
+  try {
+    const result = await db.query("SELECT name FROM sqlite_master WHERE type='table' ORDER BY name");
+    console.log('Tables:', result.rows.map(r => r.name).join(', '));
+    
+    // Check key tables
+    const keyTables = ['logistics_companies', 'purchase_orders', 'payment_plans', 'executions', 'payment_nodes', 'payment_records', 'purchase_requests', 'returns', 'budget_projects', 'exchange_rates', 'customers', 'users'];
+    for (const t of keyTables) {
+      try {
+        const r = await db.query(`SELECT COUNT(*) as cnt FROM ${t}`);
+        console.log(`  ${t}: ${r.rows[0].cnt} rows`);
+      } catch(e) {
+        console.log(`  ${t}: MISSING - ${e.message}`);
+      }
+    }
+  } catch(e) {
+    console.log('Error:', e.message);
+  }
+  process.exit();
+}
+check();