diff --git a/create-table.sql b/create-table.sql
index 7862d10..a1abce0 100644
--- a/create-table.sql
+++ b/create-table.sql
@@ -27,3 +27,10 @@ CREATE UNIQUE INDEX "task_source_target" ON "task" (
   "source",
   "target"
 );
+
+CREATE TABLE "copied" (
+  "taskid"  INTEGER,
+  "fileid"  TEXT
+);
+
+CREATE INDEX "copied_taskid" ON "copied" ("taskid");
\ No newline at end of file
diff --git a/db.js b/db.js
index aafea59..fc57951 100644
--- a/db.js
+++ b/db.js
@@ -3,3 +3,17 @@ const db_location = path.join(__dirname, 'gdurl.sqlite')
 const db = require('better-sqlite3')(db_location)
 
 module.exports = { db }
+
+create_table_copied()
+function create_table_copied () {
+  const [exists] = db.prepare('PRAGMA table_info(copied)').all()
+  // console.log('exists', exists)
+  if (exists) return
+  const create_table = `CREATE TABLE "copied" (
+  "taskid"  INTEGER,
+  "fileid"  TEXT
+)`
+  db.prepare(create_table).run()
+  const create_index = `CREATE INDEX "copied_taskid" ON "copied" ("taskid");`
+  db.prepare(create_index).run()
+}
\ No newline at end of file