diff --git a/cpp/bridge.cpp b/cpp/bridge.cpp
index cfe7714e..dc6a55fe 100644
--- a/cpp/bridge.cpp
+++ b/cpp/bridge.cpp
@@ -400,8 +400,11 @@ BridgeResult opsqlite_execute(std::string const &name, std::string const &query,
   int status, current_column, column_count, column_type;
   std::string column_name, column_declared_type;
   std::vector<std::string> column_names;
+  column_names.reserve(20);
   std::vector<std::vector<JSVariant>> rows;
+  rows.reserve(20);
   std::vector<JSVariant> row;
+  row.reserve(10);
 
   do {
     const char *query_str =
@@ -436,7 +439,7 @@ BridgeResult opsqlite_execute(std::string const &name, std::string const &query,
     // Do a first pass to get the column names
     for (int i = 0; i < column_count; i++) {
       column_name = sqlite3_column_name(statement, i);
-      column_names.push_back(column_name);
+      column_names.emplace_back(column_name);
     }
 
     while (is_consuming_rows) {
@@ -464,9 +467,9 @@ BridgeResult opsqlite_execute(std::string const &name, std::string const &query,
           case SQLITE_TEXT: {
             string_value = reinterpret_cast<const char *>(
                 sqlite3_column_text(statement, current_column));
-            int byteLen = sqlite3_column_bytes(statement, current_column);
+            int len = sqlite3_column_bytes(statement, current_column);
             // Specify length too; in case string contains NULL in the middle
-            row.emplace_back(std::string(string_value, byteLen));
+            row.emplace_back(std::string(string_value, len));
             break;
           }
 
diff --git a/cpp/utils.cpp b/cpp/utils.cpp
index 1644c072..504773d9 100644
--- a/cpp/utils.cpp
+++ b/cpp/utils.cpp
@@ -13,7 +13,7 @@ namespace opsqlite {
 
 namespace jsi = facebook::jsi;
 
-jsi::Value toJSI(jsi::Runtime &rt, JSVariant value) {
+jsi::Value toJSI(jsi::Runtime &rt, const JSVariant &value) {
   if (std::holds_alternative<bool>(value)) {
     return std::get<bool>(value);
   } else if (std::holds_alternative<int>(value)) {
@@ -158,7 +158,7 @@ std::vector<JSVariant> to_variant_vec(jsi::Runtime &rt, jsi::Value const &xs) {
   return res;
 }
 
-jsi::Value create_js_rows(jsi::Runtime &rt, BridgeResult status) {
+jsi::Value create_js_rows(jsi::Runtime &rt, const BridgeResult &status) {
   if (status.type == SQLiteError) {
     throw std::invalid_argument(status.message);
   }
@@ -181,10 +181,10 @@ jsi::Value create_js_rows(jsi::Runtime &rt, BridgeResult status) {
         auto value = toJSI(rt, native_row[j]);
         row.setValueAtIndex(rt, j, value);
       }
-      rows.setValueAtIndex(rt, i, std::move(row));
+      rows.setValueAtIndex(rt, i, row);
     }
   }
-  res.setProperty(rt, "rawRows", std::move(rows));
+  res.setProperty(rt, "rawRows", rows);
 
   size_t column_count = status.column_names.size();
   auto column_array = jsi::Array(rt, column_count);
diff --git a/cpp/utils.h b/cpp/utils.h
index 6f6eb330..8dc58a0e 100644
--- a/cpp/utils.h
+++ b/cpp/utils.h
@@ -15,7 +15,7 @@ namespace opsqlite {
 
 namespace jsi = facebook::jsi;
 
-jsi::Value toJSI(jsi::Runtime &rt, JSVariant value);
+jsi::Value toJSI(jsi::Runtime &rt, const JSVariant &value);
 JSVariant toVariant(jsi::Runtime &rt, jsi::Value const &value);
 std::vector<std::string> to_string_vec(jsi::Runtime &rt, jsi::Value const &xs);
 std::vector<JSVariant> to_variant_vec(jsi::Runtime &rt, jsi::Value const &xs);
@@ -23,7 +23,7 @@ std::vector<int> to_int_vec(jsi::Runtime &rt, jsi::Value const &xs);
 jsi::Value createResult(jsi::Runtime &rt, BridgeResult status,
                         std::vector<DumbHostObject> *results,
                         std::shared_ptr<std::vector<SmartHostObject>> metadata);
-jsi::Value create_js_rows(jsi::Runtime &rt, BridgeResult status);
+jsi::Value create_js_rows(jsi::Runtime &rt, const BridgeResult &status);
 jsi::Value
 create_raw_result(jsi::Runtime &rt, BridgeResult status,
                   const std::vector<std::vector<JSVariant>> *results);
diff --git a/example/ios/Podfile.lock b/example/ios/Podfile.lock
index ef5b67d8..e5b4a9f9 100644
--- a/example/ios/Podfile.lock
+++ b/example/ios/Podfile.lock
@@ -10,7 +10,7 @@ PODS:
   - hermes-engine (0.74.0):
     - hermes-engine/Pre-built (= 0.74.0)
   - hermes-engine/Pre-built (0.74.0)
-  - op-sqlite (8.0.3):
+  - op-sqlite (9.0.0):
     - React
     - React-callinvoker
     - React-Core
@@ -1393,7 +1393,7 @@ SPEC CHECKSUMS:
   GCDWebServer: 2c156a56c8226e2d5c0c3f208a3621ccffbe3ce4
   glog: c5d68082e772fa1c511173d6b30a9de2c05a69a2
   hermes-engine: 6eae7edb2f563ee41d7c1f91f4f2e57c26d8a5c3
-  op-sqlite: d567632567b87bedda1f718e4ce6c081457c2f42
+  op-sqlite: 4a145846fefc46b14350344450809144775d2ec3
   RCT-Folly: 045d6ecaa59d826c5736dfba0b2f4083ff8d79df
   RCTDeprecation: 3ca8b6c36bfb302e1895b72cfe7db0de0c92cd47
   RCTRequired: 9fc183af555fd0c89a366c34c1ae70b7e03b1dc5
diff --git a/example/src/App.tsx b/example/src/App.tsx
index 557eb16a..e679d3c8 100644
--- a/example/src/App.tsx
+++ b/example/src/App.tsx
@@ -17,8 +17,17 @@ import {reactiveTests} from './tests/reactive.spec';
 import {setServerResults, startServer, stopServer} from './server';
 import {open} from '@op-engineering/op-sqlite';
 import Share from 'react-native-share';
+import {createLargeDB, queryLargeDB} from './Database';
 
 export default function App() {
+  const [isLoading, setIsLoading] = useState(false);
+  const [times, setTimes] = useState<number[]>([]);
+  const [accessingTimes, setAccessingTimes] = useState<number[]>([]);
+  const [prepareTimes, setPrepareTimes] = useState<number[]>([]);
+  const [prepareExecutionTimes, setPrepareExecutionTimes] = useState<number[]>(
+    [],
+  );
+  const [rawExecutionTimes, setRawExecutionTimes] = useState<number[]>([]);
   const [results, setResults] = useState<any>([]);
   useEffect(() => {
     runTests(
@@ -78,6 +87,28 @@ export default function App() {
     }
   };
 
+  const createLargeDb = async () => {
+    setIsLoading(true);
+    await createLargeDB();
+    setIsLoading(false);
+  };
+
+  const queryLargeDb = async () => {
+    try {
+      setIsLoading(true);
+      const times = await queryLargeDB();
+      setTimes(times.loadFromDb);
+      setAccessingTimes(times.access);
+      setPrepareTimes(times.prepare);
+      setPrepareExecutionTimes(times.preparedExecution);
+      setRawExecutionTimes(times.rawExecution);
+    } catch (e) {
+      console.error(e);
+    } finally {
+      setIsLoading(false);
+    }
+  };
+
   const copyDbPathToClipboad = async () => {
     const db = await open({name: 'shareableDb.sqlite'});
     const path = db.getDbPath();
@@ -91,6 +122,57 @@ export default function App() {
       <ScrollView>
         <Button title="Share DB" onPress={shareDb} />
         <Button title="Copy DB Path" onPress={copyDbPathToClipboad} />
+        <Button title="Create 300k Record DB" onPress={createLargeDb} />
+        <Button title="Query 300k Records" onPress={queryLargeDb} />
+        {!!times.length && (
+          <Text className="text-lg text-white self-center">
+            Normal query{' '}
+            {(times.reduce((acc, t) => (acc += t), 0) / times.length).toFixed(
+              0,
+            )}{' '}
+            ms
+          </Text>
+        )}
+        {!!accessingTimes.length && (
+          <Text className="text-lg text-white self-center">
+            Read property{' '}
+            {(
+              accessingTimes.reduce((acc, t) => (acc += t), 0) /
+              accessingTimes.length
+            ).toFixed(0)}{' '}
+            ms
+          </Text>
+        )}
+        {!!prepareTimes.length && (
+          <Text className="text-lg text-white self-center">
+            Prepare statement{' '}
+            {(
+              prepareTimes.reduce((acc, t) => (acc += t), 0) /
+              prepareTimes.length
+            ).toFixed(0)}{' '}
+            ms
+          </Text>
+        )}
+        {!!prepareExecutionTimes.length && (
+          <Text className="text-lg text-white self-center">
+            Execute prepared query{' '}
+            {(
+              prepareExecutionTimes.reduce((acc, t) => (acc += t), 0) /
+              prepareExecutionTimes.length
+            ).toFixed(0)}{' '}
+            ms
+          </Text>
+        )}
+        {!!rawExecutionTimes.length && (
+          <Text className="text-lg text-white self-center">
+            Raw execution:{' '}
+            {(
+              rawExecutionTimes.reduce((acc, t) => (acc += t), 0) /
+              rawExecutionTimes.length
+            ).toFixed(0)}{' '}
+            ms
+          </Text>
+        )}
         <Text
           className={clsx('font-bold flex-1 text-white p-2 mt-4', {
             'bg-green-500': allTestsPassed,
diff --git a/example/src/Database.ts b/example/src/Database.ts
index 4212c5eb..3884c146 100644
--- a/example/src/Database.ts
+++ b/example/src/Database.ts
@@ -47,6 +47,8 @@ export async function createLargeDB() {
   await largeDb.executeBatch(insertions);
 
   largeDb.close();
+
+  console.log('DB created');
 }
 
 export async function querySingleRecordOnLargeDB() {
@@ -74,14 +76,16 @@ export async function queryLargeDB() {
     rawExecution: [],
   };
 
+  console.log('Querying DB');
+
   for (let i = 0; i < 10; i++) {
     // @ts-ignore
     global.gc();
 
-    // let start = performance.now();
+    let start = performance.now();
     await largeDb.execute('SELECT * FROM Test;');
-    // let end = performance.now();
-    // times.loadFromDb.push(end - start);
+    let end = performance.now();
+    times.loadFromDb.push(end - start);
 
     // mmkv.set('largeDB', JSON.stringify(results));
     // @ts-ignore
@@ -92,10 +96,10 @@ export async function queryLargeDB() {
     // JSON.parse(rawStr!);
     // end = performance.now();
 
-    // start = performance.now();
+    start = performance.now();
     await largeDb.executeRaw('SELECT * FROM Test;');
-    // end = performance.now();
-    // times.rawExecution.push(end - start);
+    end = performance.now();
+    times.rawExecution.push(end - start);
 
     // console.log('MMKV time', (end - start).toFixed(2));
 
@@ -130,5 +134,7 @@ export async function queryLargeDB() {
     // times.preparedExecution.push(end - start);
   }
 
+  console.log('Querying DB done');
+
   return times;
 }
diff --git a/package.json b/package.json
index 35fc4a1a..dc6b4be6 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@op-engineering/op-sqlite",
-  "version": "9.0.0",
+  "version": "9.1.0",
   "description": "Next generation SQLite for React Native",
   "main": "lib/commonjs/index",
   "module": "lib/module/index",