diff --git a/packages/nocodb/src/modules/global/init-meta-service.provider.ts b/packages/nocodb/src/modules/global/init-meta-service.provider.ts
index 6fa704c4d4..203ad26f00 100644
--- a/packages/nocodb/src/modules/global/init-meta-service.provider.ts
+++ b/packages/nocodb/src/modules/global/init-meta-service.provider.ts
@@ -27,7 +27,7 @@ export const InitMetaServiceProvider: Provider = {
     const config = await NcConfig.createByEnv();
 
     // set version
-    process.env.NC_VERSION = '0108003';
+    process.env.NC_VERSION = '0111002';
 
     // init cache
     await NocoCache.init();
diff --git a/packages/nocodb/src/version-upgrader/NcUpgrader.ts b/packages/nocodb/src/version-upgrader/NcUpgrader.ts
index ce5a6a750b..b539879683 100644
--- a/packages/nocodb/src/version-upgrader/NcUpgrader.ts
+++ b/packages/nocodb/src/version-upgrader/NcUpgrader.ts
@@ -142,6 +142,7 @@ export default class NcUpgrader {
       { name: '0105004', handler: ncHookUpgrader },
       { name: '0107004', handler: ncProjectConfigUpgrader },
       { name: '0108002', handler: ncXcdbLTARUpgrader },
+      { name: '0111002', handler: ncXcdbLTARUpgrader },
     ];
   }
 }
diff --git a/packages/nocodb/src/version-upgrader/ncXcdbLTARIndexUpgrader.ts b/packages/nocodb/src/version-upgrader/ncXcdbLTARIndexUpgrader.ts
new file mode 100644
index 0000000000..811d2f9eb5
--- /dev/null
+++ b/packages/nocodb/src/version-upgrader/ncXcdbLTARIndexUpgrader.ts
@@ -0,0 +1,155 @@
+import { Logger } from '@nestjs/common';
+import { RelationTypes, UITypes } from 'nocodb-sdk';
+import type { LinkToAnotherRecordColumn } from '~/models';
+import type { MetaService } from '~/meta/meta.service';
+import type { NcUpgraderCtx } from './NcUpgrader';
+import { MetaTable } from '~/utils/globals';
+import { Base } from '~/models';
+import NcConnectionMgrv2 from '~/utils/common/NcConnectionMgrv2';
+import { Model } from '~/models';
+
+const logger = new Logger('LTARIndexUpgrader');
+
+// An upgrader for adding missing index of LTAR relations in XCDB bases
+async function upgradeModelRelationsIndex({
+  model,
+  indexes,
+  ncMeta,
+  sqlClient,
+}: {
+  ncMeta: MetaService;
+  model: Model;
+  sqlClient: ReturnType<
+    (typeof NcConnectionMgrv2)['getSqlClient']
+  > extends Promise<infer U>
+    ? U
+    : ReturnType<(typeof NcConnectionMgrv2)['getSqlClient']>;
+  indexes: {
+    cn: string;
+    key_name: string;
+
+    type: string;
+    rqd: boolean | number;
+    cst: string;
+    cstn: string;
+  }[];
+}) {
+  // Iterate over each column and upgrade LTAR
+  for (const column of await model.getColumns(ncMeta)) {
+    if (column.uidt !== UITypes.LinkToAnotherRecord) {
+      continue;
+    }
+
+    const colOptions = await column.getColOptions<LinkToAnotherRecordColumn>(
+      ncMeta,
+    );
+
+    // if colOptions not found then skip
+    if (!colOptions) {
+      continue;
+    }
+
+    switch (colOptions.type) {
+      case RelationTypes.HAS_MANY:
+        {
+          // const parentCol = await colOptions.getParentColumn(ncMeta);
+          const childCol = await colOptions.getChildColumn(ncMeta);
+
+          // const parentModel = await parentCol.getModel(ncMeta);
+          const childModel = await childCol.getModel(ncMeta);
+
+          // check index already exists or not
+          const indexExists = indexes.find((index) => {
+            return (
+              index.cn === childCol.column_name &&
+              index.key_name === childCol.column_name
+            );
+          });
+
+          if (indexExists) {
+            continue;
+          }
+
+          logger.log(`Creating index for column '${childCol.column_name}'`);
+          // create a new index for the column
+          const indexArgs = {
+            columns: [childCol.column_name],
+            tn: childModel.table_name,
+            non_unique: true,
+          };
+          await sqlClient.indexCreate(indexArgs);
+        }
+        break;
+    }
+  }
+}
+
+// An upgrader for adding missing index for LTAR relations in XCDB bases
+async function upgradeBaseRelations({
+  ncMeta,
+  base,
+}: {
+  ncMeta: MetaService;
+  base: Base;
+}) {
+  // skip deleted projects
+  if ((await base.getProject(ncMeta)).deleted) return;
+
+  const sqlClient = await NcConnectionMgrv2.getSqlClient(base, ncMeta.knex);
+
+  // get models for the base
+  const models = await ncMeta.metaList2(null, base.id, MetaTable.MODELS);
+
+  // get all columns and filter out relations and create index if not exists
+  for (const model of models) {
+    logger.log(`Upgrading model '${model.name}'`);
+    const indexes = await sqlClient.indexList({
+      tn: model.table_name,
+    });
+    await upgradeModelRelationsIndex({
+      ncMeta,
+      model: new Model(model),
+      sqlClient,
+      indexes: indexes.data.list,
+    });
+    logger.log(`Upgraded model '${model.name}'`);
+  }
+}
+
+// Add missing index for LTAR relations
+export default async function ({ ncMeta }: NcUpgraderCtx) {
+  logger.log(
+    'Starting upgrade for LTAR relations in XCDB bases to add missing index',
+  );
+
+  // get all xcdb bases
+  const bases = await ncMeta.metaList2(null, null, MetaTable.BASES, {
+    condition: {
+      is_meta: 1,
+    },
+    orderBy: {},
+  });
+
+  if (!bases.length) return;
+
+  // iterate and upgrade each base
+  for (const base of bases) {
+    // skip if not pg, since for other db we don't need to upgrade
+    if (ncMeta.knex.clientType() !== 'pg') {
+      continue;
+    }
+
+    logger.log(`Upgrading base '${base.name}'`);
+
+    await upgradeBaseRelations({
+      ncMeta,
+      base: new Base(base),
+    });
+
+    logger.log(`Upgraded base '${base.name}'`);
+  }
+
+  logger.log(
+    'Finished upgrade for LTAR relations in XCDB bases to add missing index',
+  );
+}