From 49a7d778db0fde732ad919aba1e45e9bbbe9a72e Mon Sep 17 00:00:00 2001
From: 18alantom <2.alan.tom@gmail.com>
Date: Tue, 22 Feb 2022 14:37:46 +0530
Subject: [PATCH 1/2] fix: batch insert issue on data migration

---
 frappe/backends/sqlite.js | 17 ++++++++++++++++-
 1 file changed, 16 insertions(+), 1 deletion(-)

diff --git a/frappe/backends/sqlite.js b/frappe/backends/sqlite.js
index d198e83ac..e9ab69eed 100644
--- a/frappe/backends/sqlite.js
+++ b/frappe/backends/sqlite.js
@@ -105,12 +105,27 @@ class SqliteDatabase extends Database {
   }
 
   async prestigeTheTable(tableName, tableRows) {
+    const max = 200;
+
     // Alter table hacx for sqlite in case of schema change.
     const tempName = `__${tableName}`;
     await this.knex.schema.dropTableIfExists(tempName);
     await this.knex.raw('PRAGMA foreign_keys=OFF');
     await this.createTable(tableName, tempName);
-    await this.knex.batchInsert(tempName, tableRows);
+
+    if (tableRows.length > 200) {
+      const fi = Math.floor(tableRows.length / max);
+      for (let i = 0; i <= fi; i++) {
+        const rowSlice = tableRows.slice(i * max, i + 1 * max);
+        if (rowSlice.length === 0) {
+          break;
+        }
+        await this.knex.batchInsert(tempName, rowSlice);
+      }
+    } else {
+      await this.knex.batchInsert(tempName, tableRows);
+    }
+
     await this.knex.schema.dropTable(tableName);
     await this.knex.schema.renameTable(tempName, tableName);
     await this.knex.raw('PRAGMA foreign_keys=ON');

From 9b9abc01c7a5094e738d5928e860dc9931eda69c Mon Sep 17 00:00:00 2001
From: 18alantom <2.alan.tom@gmail.com>
Date: Tue, 22 Feb 2022 14:47:54 +0530
Subject: [PATCH 2/2] v0.2.1-beta.0

---
 package.json | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/package.json b/package.json
index cf4807b3e..d88b9e9a1 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "frappe-books",
-  "version": "0.2.0-beta.0",
+  "version": "0.2.1-beta.0",
   "description": "Simple book-keeping app for everyone",
   "author": {
     "name": "Frappe Technologies Pvt. Ltd.",