diff --git a/.github/workflows/ci-workflow.yml b/.github/workflows/ci-workflow.yml
index 8fc91b162e..ff5112859d 100644
--- a/.github/workflows/ci-workflow.yml
+++ b/.github/workflows/ci-workflow.yml
@@ -269,30 +269,6 @@ jobs:
           call "C:\Program Files\Microsoft Visual Studio\2022\Community\VC\Auxiliary\Build\vcvars64.bat"
           make javatest
 
-  tidy-and-diagnostics:
-    name: clang tidy & clangd diagnostics check
-    needs: [clang-format, sanity-checks]
-    runs-on: kuzu-self-hosted-testing
-    env:
-      NUM_THREADS: 32
-
-    steps:
-      - uses: actions/checkout@v3
-
-      # For `napi.h` header.
-      - name: Ensure Node.js dependencies
-        run: npm install --include=dev
-        working-directory: tools/nodejs_api
-
-      - name: Check for clangd diagnostics
-        run: make clangd-diagnostics
-
-      - name: Run clang-tidy
-        run: make tidy
-
-      - name: Run clang-tidy analyzer
-        run: make tidy-analyzer
-
   sanity-checks:
     name: sanity checks
     runs-on: ubuntu-22.04
@@ -382,17 +358,19 @@ jobs:
     needs: [gcc-build-test, clang-build-test]
     uses: ./.github/workflows/benchmark-workflow.yml
 
-  macos-clang-tidy:
-    name: macos clang tidy & clangd diagnostics check
+  clang-tidy:
+    name: clang tidy & clangd diagnostics check
     needs: [clang-format, sanity-checks]
-    runs-on: self-hosted-mac-x64
+    runs-on: kuzu-self-hosted-testing
     env:
-      NUM_THREADS: 32
       GEN: ninja
+      NUM_THREADS: 32
+      CC: clang
+      CXX: clang++
 
     steps:
       - uses: actions/checkout@v3
-
+    
       # For `napi.h` header.
       - name: Ensure Node.js dependencies
         run: npm install --include=dev
diff --git a/src/common/arrow/arrow_row_batch.cpp b/src/common/arrow/arrow_row_batch.cpp
index df11bc33fb..5e8208e171 100644
--- a/src/common/arrow/arrow_row_batch.cpp
+++ b/src/common/arrow/arrow_row_batch.cpp
@@ -359,7 +359,6 @@ void ArrowRowBatch::templateCopyNonNullValue<LogicalTypeID::NODE>(ArrowVector* v
     std::int64_t propertyId = 2;
     auto numProperties = NodeVal::getNumProperties(value);
     for (auto i = 0u; i < numProperties; i++) {
-        auto name = NodeVal::getPropertyName(value, i);
         auto val = NodeVal::getPropertyVal(value, i);
         appendValue(vector->childData[propertyId].get(),
             *StructType::getFieldTypes(&type)[propertyId], val);
@@ -377,7 +376,6 @@ void ArrowRowBatch::templateCopyNonNullValue<LogicalTypeID::REL>(ArrowVector* ve
     std::int64_t propertyId = 2;
     auto numProperties = NodeVal::getNumProperties(value);
     for (auto i = 0u; i < numProperties; i++) {
-        auto name = NodeVal::getPropertyName(value, i);
         auto val = NodeVal::getPropertyVal(value, i);
         appendValue(vector->childData[propertyId].get(),
             *StructType::getFieldTypes(&type)[propertyId], val);
diff --git a/src/include/function/string/functions/contains_function.h b/src/include/function/string/functions/contains_function.h
index bf90ab7269..619f676d2d 100644
--- a/src/include/function/string/functions/contains_function.h
+++ b/src/include/function/string/functions/contains_function.h
@@ -9,8 +9,6 @@ namespace function {
 struct Contains {
     static inline void operation(common::ku_string_t& left, common::ku_string_t& right,
         uint8_t& result) {
-        auto lStr = left.getAsString();
-        auto rStr = right.getAsString();
         int64_t pos;
         Find::operation(left, right, pos);
         result = (pos != 0);
diff --git a/src/parser/transform/transform_expression.cpp b/src/parser/transform/transform_expression.cpp
index e142a4cda0..9fc6010d0b 100644
--- a/src/parser/transform/transform_expression.cpp
+++ b/src/parser/transform/transform_expression.cpp
@@ -350,7 +350,6 @@ std::unique_ptr<ParsedExpression> Transformer::transformNullOperatorExpression(
 std::unique_ptr<ParsedExpression> Transformer::transformPropertyOrLabelsExpression(
     CypherParser::OC_PropertyOrLabelsExpressionContext& ctx) {
     auto atom = transformAtom(*ctx.oC_Atom());
-    auto raw = ctx.oC_Atom()->getText();
     if (!ctx.oC_PropertyLookup().empty()) {
         auto lookUpCtx = ctx.oC_PropertyLookup(0);
         auto result = createPropertyExpression(*lookUpCtx, std::move(atom));
diff --git a/src/planner/plan/plan_port_db.cpp b/src/planner/plan/plan_port_db.cpp
index 1ab223fb39..40908fafc3 100644
--- a/src/planner/plan/plan_port_db.cpp
+++ b/src/planner/plan/plan_port_db.cpp
@@ -44,7 +44,6 @@ std::unique_ptr<LogicalPlan> Planner::planExportDatabase(const BoundStatement& s
 std::unique_ptr<LogicalPlan> Planner::planImportDatabase(const BoundStatement& statement) {
     auto& boundImportDatabase =
         ku_dynamic_cast<const BoundStatement&, const BoundImportDatabase&>(statement);
-    auto filePath = boundImportDatabase.getFilePath();
     auto query = boundImportDatabase.getQuery();
     auto plan = std::make_unique<LogicalPlan>();
     auto importDatabase = make_shared<LogicalImportDatabase>(query);
diff --git a/src/processor/operator/hash_join/join_hash_table.cpp b/src/processor/operator/hash_join/join_hash_table.cpp
index 8da39523f1..1531041fa8 100644
--- a/src/processor/operator/hash_join/join_hash_table.cpp
+++ b/src/processor/operator/hash_join/join_hash_table.cpp
@@ -117,7 +117,8 @@ void JoinHashTable::buildHashSlots() {
         for (auto i = 0u; i < tupleBlock->numTuples; i++) {
             auto lastSlotEntryInHT = insertEntry(tuple);
             auto prevPtr = getPrevTuple(tuple);
-            memcpy(prevPtr, &lastSlotEntryInHT, sizeof(uint8_t*));
+            memcpy(reinterpret_cast<void*>(prevPtr), reinterpret_cast<void*>(&lastSlotEntryInHT),
+                sizeof(uint8_t*));
             tuple += factorizedTable->getTableSchema()->getNumBytesPerTuple();
         }
     }