diff --git a/be/src/exec/exec_node.cpp b/be/src/exec/exec_node.cpp
index 08d7986c52..71fdf829fd 100644
--- a/be/src/exec/exec_node.cpp
+++ b/be/src/exec/exec_node.cpp
@@ -28,7 +28,6 @@
 #include "common/object_pool.h"
 #include "common/status.h"
 #include "runtime/descriptors.h"
-#include "runtime/exec_env.h"
 #include "runtime/memory/mem_tracker.h"
 #include "runtime/runtime_state.h"
 #include "util/debug_util.h"
@@ -48,7 +47,6 @@
 #include "vec/exec/vdata_gen_scan_node.h"
 #include "vec/exec/vempty_set_node.h"
 #include "vec/exec/vexchange_node.h"
-#include "vec/exec/vmysql_scan_node.h"
 #include "vec/exec/vrepeat_node.h"
 #include "vec/exec/vschema_scan_node.h"
 #include "vec/exec/vselect_node.h"
diff --git a/be/src/vec/columns/column_vector.cpp b/be/src/vec/columns/column_vector.cpp
index 0ca8bbdecb..8e4bcfb5df 100644
--- a/be/src/vec/columns/column_vector.cpp
+++ b/be/src/vec/columns/column_vector.cpp
@@ -345,8 +345,7 @@ Float64 ColumnVector<T>::get_float64(size_t n) const {
 
 template <typename T>
 void ColumnVector<T>::insert_range_from(const IColumn& src, size_t start, size_t length) {
-    const ColumnVector& src_vec = dynamic_cast<const ColumnVector&>(src);
-
+    const ColumnVector& src_vec = assert_cast<const ColumnVector&>(src);
     if (start + length > src_vec.data.size()) {
         LOG(FATAL) << fmt::format(
                 "Parameters start = {}, length = {}, are out of bound in "
diff --git a/be/src/vec/functions/function_datetime_floor_ceil.cpp b/be/src/vec/functions/function_datetime_floor_ceil.cpp
index 72da82928b..8555aa8986 100644
--- a/be/src/vec/functions/function_datetime_floor_ceil.cpp
+++ b/be/src/vec/functions/function_datetime_floor_ceil.cpp
@@ -426,7 +426,6 @@ struct TimeRound {
         bool is_neg = step < 0;
         TimeInterval interval(Impl::Unit, is_neg ? -step : step, is_neg);
         is_null = !ts1.template date_add_interval<Impl::Unit>(interval);
-        return;
     }
 
     template <typename NativeType, typename DateValueType>
diff --git a/fe/fe-core/src/main/java/org/apache/doris/nereids/trees/expressions/functions/scalar/HourCeil.java b/fe/fe-core/src/main/java/org/apache/doris/nereids/trees/expressions/functions/scalar/HourCeil.java
index 1480e14565..44416df744 100644
--- a/fe/fe-core/src/main/java/org/apache/doris/nereids/trees/expressions/functions/scalar/HourCeil.java
+++ b/fe/fe-core/src/main/java/org/apache/doris/nereids/trees/expressions/functions/scalar/HourCeil.java
@@ -24,7 +24,6 @@ import org.apache.doris.nereids.trees.expressions.functions.ExplicitlyCastableSi
 import org.apache.doris.nereids.trees.expressions.visitor.ExpressionVisitor;
 import org.apache.doris.nereids.types.DateTimeType;
 import org.apache.doris.nereids.types.DateTimeV2Type;
-import org.apache.doris.nereids.types.DateV2Type;
 import org.apache.doris.nereids.types.IntegerType;
 
 import com.google.common.base.Preconditions;
@@ -41,22 +40,16 @@ public class HourCeil extends ScalarFunction
     public static final List<FunctionSignature> SIGNATURES = ImmutableList.of(
             FunctionSignature.ret(DateTimeType.INSTANCE).args(DateTimeType.INSTANCE),
             FunctionSignature.ret(DateTimeV2Type.SYSTEM_DEFAULT).args(DateTimeV2Type.SYSTEM_DEFAULT),
-            FunctionSignature.ret(DateTimeV2Type.SYSTEM_DEFAULT).args(DateV2Type.INSTANCE),
             FunctionSignature.ret(DateTimeType.INSTANCE).args(DateTimeType.INSTANCE, DateTimeType.INSTANCE),
             FunctionSignature.ret(DateTimeType.INSTANCE).args(DateTimeType.INSTANCE, IntegerType.INSTANCE),
             FunctionSignature.ret(DateTimeV2Type.SYSTEM_DEFAULT)
                     .args(DateTimeV2Type.SYSTEM_DEFAULT, DateTimeV2Type.SYSTEM_DEFAULT),
             FunctionSignature.ret(DateTimeV2Type.SYSTEM_DEFAULT)
                     .args(DateTimeV2Type.SYSTEM_DEFAULT, IntegerType.INSTANCE),
-            FunctionSignature.ret(DateTimeV2Type.SYSTEM_DEFAULT).args(DateV2Type.INSTANCE, DateV2Type.INSTANCE),
-            FunctionSignature.ret(DateTimeV2Type.SYSTEM_DEFAULT).args(DateV2Type.INSTANCE, IntegerType.INSTANCE),
             FunctionSignature.ret(DateTimeType.INSTANCE)
                     .args(DateTimeType.INSTANCE, IntegerType.INSTANCE, DateTimeType.INSTANCE),
             FunctionSignature.ret(DateTimeV2Type.SYSTEM_DEFAULT)
-                    .args(DateTimeV2Type.SYSTEM_DEFAULT, IntegerType.INSTANCE, DateTimeV2Type.SYSTEM_DEFAULT),
-            FunctionSignature.ret(DateTimeV2Type.SYSTEM_DEFAULT)
-                    .args(DateV2Type.INSTANCE, IntegerType.INSTANCE, DateV2Type.INSTANCE)
-    );
+                    .args(DateTimeV2Type.SYSTEM_DEFAULT, IntegerType.INSTANCE, DateTimeV2Type.SYSTEM_DEFAULT));
 
     /**
      * constructor with 1 argument.
diff --git a/fe/fe-core/src/main/java/org/apache/doris/nereids/trees/expressions/functions/scalar/HourFloor.java b/fe/fe-core/src/main/java/org/apache/doris/nereids/trees/expressions/functions/scalar/HourFloor.java
index b5bf9d810d..8a42ccdeab 100644
--- a/fe/fe-core/src/main/java/org/apache/doris/nereids/trees/expressions/functions/scalar/HourFloor.java
+++ b/fe/fe-core/src/main/java/org/apache/doris/nereids/trees/expressions/functions/scalar/HourFloor.java
@@ -24,7 +24,6 @@ import org.apache.doris.nereids.trees.expressions.functions.ExplicitlyCastableSi
 import org.apache.doris.nereids.trees.expressions.visitor.ExpressionVisitor;
 import org.apache.doris.nereids.types.DateTimeType;
 import org.apache.doris.nereids.types.DateTimeV2Type;
-import org.apache.doris.nereids.types.DateV2Type;
 import org.apache.doris.nereids.types.IntegerType;
 
 import com.google.common.base.Preconditions;
@@ -41,22 +40,16 @@ public class HourFloor extends ScalarFunction
     public static final List<FunctionSignature> SIGNATURES = ImmutableList.of(
             FunctionSignature.ret(DateTimeType.INSTANCE).args(DateTimeType.INSTANCE),
             FunctionSignature.ret(DateTimeV2Type.SYSTEM_DEFAULT).args(DateTimeV2Type.SYSTEM_DEFAULT),
-            FunctionSignature.ret(DateTimeV2Type.SYSTEM_DEFAULT).args(DateV2Type.INSTANCE),
             FunctionSignature.ret(DateTimeType.INSTANCE).args(DateTimeType.INSTANCE, DateTimeType.INSTANCE),
             FunctionSignature.ret(DateTimeType.INSTANCE).args(DateTimeType.INSTANCE, IntegerType.INSTANCE),
             FunctionSignature.ret(DateTimeV2Type.SYSTEM_DEFAULT)
                     .args(DateTimeV2Type.SYSTEM_DEFAULT, DateTimeV2Type.SYSTEM_DEFAULT),
             FunctionSignature.ret(DateTimeV2Type.SYSTEM_DEFAULT)
                     .args(DateTimeV2Type.SYSTEM_DEFAULT, IntegerType.INSTANCE),
-            FunctionSignature.ret(DateTimeV2Type.SYSTEM_DEFAULT).args(DateV2Type.INSTANCE, DateV2Type.INSTANCE),
-            FunctionSignature.ret(DateTimeV2Type.SYSTEM_DEFAULT).args(DateV2Type.INSTANCE, IntegerType.INSTANCE),
             FunctionSignature.ret(DateTimeType.INSTANCE)
                     .args(DateTimeType.INSTANCE, IntegerType.INSTANCE, DateTimeType.INSTANCE),
             FunctionSignature.ret(DateTimeV2Type.SYSTEM_DEFAULT)
-                    .args(DateTimeV2Type.SYSTEM_DEFAULT, IntegerType.INSTANCE, DateTimeV2Type.SYSTEM_DEFAULT),
-            FunctionSignature.ret(DateTimeV2Type.SYSTEM_DEFAULT)
-                    .args(DateV2Type.INSTANCE, IntegerType.INSTANCE, DateV2Type.INSTANCE)
-    );
+                    .args(DateTimeV2Type.SYSTEM_DEFAULT, IntegerType.INSTANCE, DateTimeV2Type.SYSTEM_DEFAULT));
 
     /**
      * constructor with 1 argument.
diff --git a/gensrc/script/doris_builtins_functions.py b/gensrc/script/doris_builtins_functions.py
index e353e44a5b..a6f5c47252 100755
--- a/gensrc/script/doris_builtins_functions.py
+++ b/gensrc/script/doris_builtins_functions.py
@@ -1700,30 +1700,6 @@ visible_functions = [
     [['day_ceil'], 'DATEV2', ['DATEV2', 'INT', 'DATEV2'],
      '_ZN5doris18TimestampFunctions8day_ceilEPN9doris_udf15FunctionContextERKNS1_11DateTimeV2ValERKNS1_6IntValES6_',
      '', '', 'vec', 'ALWAYS_NULLABLE'],
-    [['hour_floor'], 'DATETIMEV2', ['DATEV2'],
-     '_ZN5doris18TimestampFunctions10hour_floorEPN9doris_udf15FunctionContextERKNS1_11DateTimeV2ValE',
-     '', '', 'vec', 'ALWAYS_NULLABLE'],
-    [['hour_floor'], 'DATETIMEV2', ['DATEV2', 'DATEV2'],
-     '_ZN5doris18TimestampFunctions10hour_floorEPN9doris_udf15FunctionContextERKNS1_11DateTimeV2ValES6_',
-     '', '', 'vec', 'ALWAYS_NULLABLE'],
-    [['hour_floor'], 'DATETIMEV2', ['DATEV2', 'INT'],
-     '_ZN5doris18TimestampFunctions10hour_floorEPN9doris_udf15FunctionContextERKNS1_11DateTimeV2ValERKNS1_6IntValE',
-     '', '', 'vec', 'ALWAYS_NULLABLE'],
-    [['hour_floor'], 'DATETIMEV2', ['DATEV2', 'INT', 'DATEV2'],
-     '_ZN5doris18TimestampFunctions10hour_floorEPN9doris_udf15FunctionContextERKNS1_11DateTimeV2ValERKNS1_6IntValES6_',
-     '', '', 'vec', 'ALWAYS_NULLABLE'],
-    [['hour_ceil'], 'DATETIMEV2', ['DATEV2'],
-     '_ZN5doris18TimestampFunctions9hour_ceilEPN9doris_udf15FunctionContextERKNS1_11DateTimeV2ValE',
-     '', '', 'vec', 'ALWAYS_NULLABLE'],
-    [['hour_ceil'], 'DATETIMEV2', ['DATEV2', 'DATEV2'],
-     '_ZN5doris18TimestampFunctions9hour_ceilEPN9doris_udf15FunctionContextERKNS1_11DateTimeV2ValES6_',
-     '', '', 'vec', 'ALWAYS_NULLABLE'],
-    [['hour_ceil'], 'DATETIMEV2', ['DATEV2', 'INT'],
-     '_ZN5doris18TimestampFunctions9hour_ceilEPN9doris_udf15FunctionContextERKNS1_11DateTimeV2ValERKNS1_6IntValE',
-     '', '', 'vec', 'ALWAYS_NULLABLE'],
-    [['hour_ceil'], 'DATETIMEV2', ['DATEV2', 'INT', 'DATEV2'],
-     '_ZN5doris18TimestampFunctions9hour_ceilEPN9doris_udf15FunctionContextERKNS1_11DateTimeV2ValERKNS1_6IntValES6_',
-     '', '', 'vec', 'ALWAYS_NULLABLE'],
     [['minute_floor'], 'DATETIMEV2', ['DATEV2'],
      '_ZN5doris18TimestampFunctions12minute_floorEPN9doris_udf15FunctionContextERKNS1_11DateTimeV2ValE',
      '', '', 'vec', 'ALWAYS_NULLABLE'],