fix handler_org error use temporary table

src/services/PositionService.ts

@@ -433,40 +433,53 @@ export async function BatchUpdatePosMasters(
 ): Promise<void> {
   if (updates.length === 0) return;
 
-  const CHUNK_SIZE = 1000;
+  const CHUNK_SIZE = 5000;
   const chunks = chunkArray(updates, CHUNK_SIZE);
 
   for (const chunk of chunks) {
-    // Build single bulk UPDATE query using CASE WHEN
-    const caseStatements: string[] = [];
-    const params: any[] = [];
+    // Create a temporary table for this batch
+    const tempTableName = `temp_posmaster_update_${Date.now()}_${Math.random().toString(36).substring(7)}`;
 
-    for (const update of chunk) {
-      caseStatements.push(`WHEN ? THEN ?`);
-      params.push(update.id, update.current_holderId);
+    try {
+      // Create temporary table
+      await manager.query(`
+        CREATE TEMPORARY TABLE ${tempTableName} (
+          id CHAR(36) PRIMARY KEY,
+          current_holderId CHAR(36) NULL,
+          lastUpdateUserId CHAR(36) NOT NULL,
+          lastUpdateFullName VARCHAR(255) NOT NULL,
+          lastUpdatedAt DATETIME NOT NULL
+        ) ENGINE=InnoDB
+      `);
+
+      // Build insert query with proper parameter count
+      const insertParams: any[] = [];
+      const valuePlaceholders: string[] = [];
+      for (const u of chunk) {
+        valuePlaceholders.push('(?, ?, ?, ?, ?)');
+        insertParams.push(u.id, u.current_holderId, u.lastUpdateUserId, u.lastUpdateFullName, u.lastUpdatedAt);
+      }
+
+      // Bulk insert into temporary table
+      await manager.query(`
+        INSERT INTO ${tempTableName} (id, current_holderId, lastUpdateUserId, lastUpdateFullName, lastUpdatedAt)
+        VALUES ${valuePlaceholders.join(',')}
+      `, insertParams);
+
+      // Update using JOIN with temporary table (very fast - single query per chunk)
+      await manager.query(`
+        UPDATE posMaster p
+        INNER JOIN ${tempTableName} t ON p.id = t.id
+        SET p.current_holderId = t.current_holderId,
+            p.next_holderId = NULL,
+            p.lastUpdateUserId = t.lastUpdateUserId,
+            p.lastUpdateFullName = t.lastUpdateFullName,
+            p.lastUpdatedAt = t.lastUpdatedAt
+      `);
+    } finally {
+      // Drop temporary table
+      await manager.query(`DROP TEMPORARY TABLE IF EXISTS ${tempTableName}`).catch(() => {});
     }
-
-    // Build IN clause placeholders
-    const idPlaceholders = chunk.map(() => '?').join(',');
-    const ids = chunk.map((u: any) => u.id);
-
-    // Add common params at the end
-    params.push(
-      chunk[0].lastUpdateUserId,
-      chunk[0].lastUpdateFullName,
-      chunk[0].lastUpdatedAt,
-      ...ids
-    );
-
-    await manager.query(`
-      UPDATE posMaster
-      SET current_holderId = CASE id ${caseStatements.join(' ')} END,
-          next_holderId = NULL,
-          lastUpdateUserId = ?,
-          lastUpdateFullName = ?,
-          lastUpdatedAt = ?
-      WHERE id IN (${idPlaceholders})
-    `, params);
   }
 }