diff --git a/.github/workflows/nightly.yaml b/.github/workflows/nightly.yaml
index bcdbfac34..f8c40ade2 100644
--- a/.github/workflows/nightly.yaml
+++ b/.github/workflows/nightly.yaml
@@ -38,6 +38,7 @@ jobs:
           [ -s /tmp/.clang-format-diff ] && exit 1 || true 
 
   build:
+    needs: lint
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v4
@@ -92,4 +93,4 @@ jobs:
         cd /home/shannon-bin/mysql-test/
         sudo chmod -R u+rwx mysql-test-run.pl
         ./mysql-test-run.pl --suite=main,innodb,binlog,binlog_gtid,binlog_nogtid,secondary_engine,rpl,rpl_gtid,rpl_nogtid \
-        --mysqld=--user=$USER --mysqld=--default-storage-engine=innodb --nowarnings --force --nocheck-testcases --retry=0 --parallel=10
\ No newline at end of file
+        --mysqld=--user=$USER --mysqld=--default-storage-engine=innodb --nowarnings --force --nocheck-testcases --retry=0 --parallel=$(nproc)
\ No newline at end of file
diff --git a/.github/workflows/pull-requests.yaml b/.github/workflows/pull-requests.yaml
index bd0e94671..63559c8f0 100644
--- a/.github/workflows/pull-requests.yaml
+++ b/.github/workflows/pull-requests.yaml
@@ -36,22 +36,6 @@ defaults:
     shell: bash
 
 jobs:
-  check-runner-spec:
-    runs-on: ubuntu-latest
-    steps:
-      - name: Checkout repository
-        uses: actions/checkout@v4
-
-      - name: Print disk space usage
-        run: |
-          echo "Root directory (/):"
-          df -h /
-          echo "Home directory (/home/runner):"
-          df -h /home/runner
-          echo "Work directory (/home/runner/work):"
-          df -h /home/runner/work
-          echo "Temp directory (/tmp):"
-          df -h /tmp
   lint:
     name: lint
     # if: ${{ contains(github.event.pull_request.labels.*.name, 'ready-for-testing') && github.event.pull_request.merged != true }}
@@ -74,7 +58,8 @@ jobs:
           [ -s /tmp/.clang-format-diff ] && exit 1 || true 
 
   build:
-    runs-on: ubuntu-latest
+    needs: lint
+    runs-on: self-hosted
     steps:
     - uses: actions/checkout@v4
     - name: install_lib
@@ -89,7 +74,7 @@ jobs:
       run: |
         cd /tmp && wget https://boostorg.jfrog.io/artifactory/main/release/1.77.0/source/boost_1_77_0.tar.gz && \
         tar zxvf boost_1_77_0.tar.gz && cd boost_1_77_0 && ./bootstrap.sh --prefix=/usr/local/boost && ./b2 -j$(nproc) && sudo ./b2 install && \
-        sudo rm ../boost_1_77_0 -rf
+        sudo rm ../boost_1_77_0 -rf && sudo rm /tmp/boost_1_77_0.tar.gz
       #sed -i '61s/^/#/' cmake_install.cmake to disable can not find openssl_executeable error. removes it when it fixed.
     - name: build_shannon_and_install
       run: |
@@ -99,10 +84,10 @@ jobs:
         cmake ../ \
         -DWITH_BOOST=/usr/local/boost/include \
         -DCMAKE_BUILD_TYPE=Release  \
-        -DCMAKE_INSTALL_PREFIX=/home/shannon-bin/ \
-        -DMYSQL_DATADIR=/home/shannon-bin/ \
-        -DSYSCONFDIR=/home/shannon-bin/ \
-        -DMYSQL_UNIX_ADDR=/home/shannon-bin/temp/mysql.sock \
+        -DCMAKE_INSTALL_PREFIX=/__w/shannon-bin/ \
+        -DMYSQL_DATADIR=/__w/shannon-bin/ \
+        -DSYSCONFDIR=/__w/shannon-bin/ \
+        -DMYSQL_UNIX_ADDR=/__w/shannon-bin/temp/mysql.sock \
         -DWITH_EMBEDDED_SERVER=OFF \
         -DWITH_MYISAM_STORAGE_ENGINE=1 \
         -DWITH_INNOBASE_STORAGE_ENGINE=1 \
@@ -123,9 +108,9 @@ jobs:
         sudo rm /__w/ShannonBase/ -rf
     - name: run_mtr_test
       run: |
-        mkdir -p /home/shannon-bin/log
-        sudo chown -R $USER:$USER /home/shannon-bin/
-        cd /home/shannon-bin/mysql-test/
+        sudo mkdir -p /__w/shannon-bin/log
+        sudo chown -R $USER:$USER /__w/shannon-bin/
+        cd /__w/shannon-bin/mysql-test/
         sudo chmod -R u+rwx mysql-test-run.pl
         ./mysql-test-run.pl --suite=main,innodb,binlog,binlog_gtid,binlog_nogtid,secondary_engine,rpl,rpl_gtid,rpl_nogtid \
-        --mysqld=--user=$USER --mysqld=--default-storage-engine=innodb --nowarnings --force --nocheck-testcases --retry=0 --parallel=10
\ No newline at end of file
+        --mysqld=--user=$USER --mysqld=--default-storage-engine=innodb --nowarnings --force --nocheck-testcases --retry=0 --parallel=$(nproc)
\ No newline at end of file
diff --git a/.github/workflows/weekly.yaml b/.github/workflows/weekly.yaml
index 24eb4077d..ad6f114d0 100644
--- a/.github/workflows/weekly.yaml
+++ b/.github/workflows/weekly.yaml
@@ -39,6 +39,7 @@ jobs:
           [ -s /tmp/.clang-format-diff ] && exit 1 || true 
 
   build:
+    needs: lint
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v4
@@ -93,4 +94,4 @@ jobs:
         cd /home/shannon-bin/mysql-test/
         sudo chmod -R u+rwx mysql-test-run.pl
         ./mysql-test-run.pl --big-test --mysqld=--user=$USER --mysqld=--default-storage-engine=innodb --nowarnings --force \
-        --nocheck-testcases --retry=0 --parallel=10
\ No newline at end of file
+        --nocheck-testcases --retry=0 --parallel=$(nproc)
\ No newline at end of file
diff --git a/sql/CMakeLists.txt b/sql/CMakeLists.txt
index 8659e7e79..627af5a3d 100644
--- a/sql/CMakeLists.txt
+++ b/sql/CMakeLists.txt
@@ -348,13 +348,6 @@ SET(SQL_GIS_SOURCES
   item_geofunc_relchecks.cc
   options_parser.cc
 )
-SET(SQL_VECTOR_SOURCES
-  vector/vector.cpp
-  vector/bitvector.cpp
-  vector/vector_comm.cpp
-  vector/bitvector.cpp
-  vector/halfutils.cpp
-)
 
 SET(SQL_SHARED_SOURCES
   auth/auth_acls.cc
@@ -1010,10 +1003,6 @@ TARGET_INCLUDE_DIRECTORIES(sql_ml PUBLIC
 TARGET_LINK_LIBRARIES(sql_ml _lightgbm)
 SET_TARGET_PROPERTIES(sql_ml PROPERTIES LINK_INTERFACE_MULTIPLICITY 3)
 
-ADD_LIBRARY(sql_vector STATIC ${SQL_VECTOR_SOURCES})
-TARGET_LINK_LIBRARIES(sql_vector sql_dd sql_main)
-SET_TARGET_PROPERTIES(sql_vector PROPERTIES LINK_INTERFACE_MULTIPLICITY 3)
-
 #
 # On Windows platform we compile in the client-side Windows Native Authentication
 # plugin which is used by the client connection code included in the server.
@@ -1279,7 +1268,7 @@ ENDIF()
 SET_TARGET_PROPERTIES(mysqld PROPERTIES ENABLE_EXPORTS TRUE)
 TARGET_LINK_LIBRARIES(mysqld
   sql_main sql_gis binlog rpl rpl_source rpl_replica sql_dd mysys
-  minchassis binlogevents_static sql_ml sql_vector ext::icu)
+  minchassis binlogevents_static sql_ml ext::icu)
 
 # Add dependency on ldap library, to ensure it is not unloaded
 # when we shutdown the authentication plugin.
diff --git a/sql/sql_union.cc b/sql/sql_union.cc
index d31aa1857..78096b47c 100644
--- a/sql/sql_union.cc
+++ b/sql/sql_union.cc
@@ -1789,13 +1789,14 @@ bool Query_expression::ExecuteIteratorQuery(THD *thd) {
       else if (thd->killed)  // Aborted by user
       {
         thd->send_kill_message();
-        return true;
+        execute_error = true;
       }
-
+      if (execute_error) break;
       ++*send_records_ptr;
 
       if (query_result->send_data(thd, *fields)) {
-        return true;
+        execute_error = true;
+        break;
       }
       thd->get_stmt_da()->inc_current_row_for_condition();
     }
diff --git a/sql/vector/bitvector.cpp b/sql/vector/bitvector.cpp
deleted file mode 100644
index 906bf9948..000000000
--- a/sql/vector/bitvector.cpp
+++ /dev/null
@@ -1,88 +0,0 @@
-/* Copyright (c) 2018, 2023, Oracle and/or its affiliates.
-
-   This program is free software; you can redistribute it and/or modify
-   it under the terms of the GNU General Public License, version 2.0,
-   as published by the Free Software Foundation.
-
-   This program is also distributed with certain software (including
-   but not limited to OpenSSL) that is licensed under separate terms,
-   as designated in a particular file or component or in included license
-   documentation.  The authors of MySQL hereby grant you an additional
-   permission to link the program and your derivative works with the
-   separately licensed software that they have included with MySQL.
-
-   This program is distributed in the hope that it will be useful,
-   but WITHOUT ANY WARRANTY; without even the implied warranty of
-   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-   GNU General Public License, version 2.0, for more details.
-
-   You should have received a copy of the GNU General Public License
-   along with this program; if not, write to the Free Software
-   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
-
-   pg_vector
-   Copyright (c) 2023, Shannon Data AI and/or its affiliates.
-*/
-#ifndef __SHANNONBASE_BITVECTOR_H__
-#define __SHANNONBASE_BITVECTOR_H__
-
-#include "bitvector.h"
-
-#include "include/my_sys.h"
-#include "mysqld_error.h"
-
-namespace ShannonBase {
-namespace Vector {
-
-VarBit BitVector::InitBitVector(uint32 dim) {
-  VarBit result;
-  uint byte_size = dim / sizeof(sizeof(uint8));
-  result.reserve(byte_size);
-
-  return result;
-}
-
-double BitVector::hamming_distance(VarBit *va, VarBit *vb) {
-  unsigned char *ax = va->data();
-  unsigned char *bx = vb->data();
-  uint64 distance = 0;
-
-  if (!CheckDims(va, vb)) {
-    my_error(ER_SECONDARY_ENGINE_PLUGIN, MYF(0), "invalid dims");
-    return 0.0f;
-  }
-
-  /* TODO Improve performance */
-  for (uint32 i = 0; i < va->size(); i++)
-    distance += shannon_number_of_ones[ax[i] ^ bx[i]];
-  return ((double)distance);
-  ;
-}
-
-double BitVector::jaccard_distance(VarBit *va, VarBit *vb) {
-  unsigned char *ax = va->data();
-  unsigned char *bx = vb->data();
-  uint64 ab = 0;
-  uint64 aa;
-  uint64 bb;
-
-  if (!CheckDims(va, vb)) {
-    my_error(ER_SECONDARY_ENGINE_PLUGIN, MYF(0), "invalid dims");
-    return 0.0f;
-  }
-
-  /* TODO Improve performance */
-  for (uint32 i = 0; i < va->size(); i++)
-    ab += shannon_number_of_ones[ax[i] & bx[i]];
-
-  if (ab == 0) return (1.0f);
-
-  aa = Utils::calc_bits_count((char *)ax, va->size());
-  bb = Utils::calc_bits_count((char *)bx, vb->size());
-
-  return (1 - (ab / ((double)(aa + bb - ab))));
-}
-
-}  // namespace Vector
-}  // namespace ShannonBase
-#endif  //__SHANNONBASE_BITVECTOR_H__
\ No newline at end of file
diff --git a/sql/vector/bitvector.h b/sql/vector/bitvector.h
deleted file mode 100644
index eadb3f147..000000000
--- a/sql/vector/bitvector.h
+++ /dev/null
@@ -1,50 +0,0 @@
-/* Copyright (c) 2018, 2023, Oracle and/or its affiliates.
-
-   This program is free software; you can redistribute it and/or modify
-   it under the terms of the GNU General Public License, version 2.0,
-   as published by the Free Software Foundation.
-
-   This program is also distributed with certain software (including
-   but not limited to OpenSSL) that is licensed under separate terms,
-   as designated in a particular file or component or in included license
-   documentation.  The authors of MySQL hereby grant you an additional
-   permission to link the program and your derivative works with the
-   separately licensed software that they have included with MySQL.
-
-   This program is distributed in the hope that it will be useful,
-   but WITHOUT ANY WARRANTY; without even the implied warranty of
-   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-   GNU General Public License, version 2.0, for more details.
-
-   You should have received a copy of the GNU General Public License
-   along with this program; if not, write to the Free Software
-   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
-
-   pg_vector
-   Copyright (c) 2023, Shannon Data AI and/or its affiliates.
-*/
-#ifndef __SHANNONBASE_BIT_VECTOR_H__
-#define __SHANNONBASE_BIT_VECTOR_H__
-
-#include "vector_comm.h"
-
-namespace ShannonBase {
-namespace Vector {
-
-class BitVector {
- public:
-  BitVector() = default;
-  virtual ~BitVector() = default;
-
-  VarBit InitBitVector(uint32 dim);
-  inline bool CheckDims(VarBit *va, VarBit *vb) {
-    return (va->size() == vb->size()) ? true : false;
-  }
-
-  double hamming_distance(VarBit *va, VarBit *vb);
-  double jaccard_distance(VarBit *va, VarBit *vb);
-};
-
-}  // namespace Vector
-}  // namespace ShannonBase
-#endif  //__SHANNONBASE_BIT_VECTOR_H__
\ No newline at end of file
diff --git a/sql/vector/halfutils.cpp b/sql/vector/halfutils.cpp
deleted file mode 100644
index d1c8d5184..000000000
--- a/sql/vector/halfutils.cpp
+++ /dev/null
@@ -1,240 +0,0 @@
-/* Copyright (c) 2018, 2023, Oracle and/or its affiliates.
-
-   This program is free software; you can redistribute it and/or modify
-   it under the terms of the GNU General Public License, version 2.0,
-   as published by the Free Software Foundation.
-
-   This program is also distributed with certain software (including
-   but not limited to OpenSSL) that is licensed under separate terms,
-   as designated in a particular file or component or in included license
-   documentation.  The authors of MySQL hereby grant you an additional
-   permission to link the program and your derivative works with the
-   separately licensed software that they have included with MySQL.
-
-   This program is distributed in the hope that it will be useful,
-   but WITHOUT ANY WARRANTY; without even the implied warranty of
-   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-   GNU General Public License, version 2.0, for more details.
-
-   You should have received a copy of the GNU General Public License
-   along with this program; if not, write to the Free Software
-   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
-
-   pg_vector
-   Copyright (c) 2023, Shannon Data AI and/or its affiliates.
-*/
-#include "halfutils.h"
-
-#include "halfvec.h"
-
-#ifdef HALFVEC_DISPATCH
-#include <immintrin.h>
-
-#if defined(HAVE__GET_CPUID)
-#include <cpuid.h>
-#elif defined(HAVE__CPUID)
-#include <intrin.h>
-#endif
-
-#ifdef _MSC_VER
-#define TARGET_F16C_FMA
-#else
-#define TARGET_F16C_FMA __attribute__((target("f16c,fma")))
-#endif
-#endif
-
-namespace ShannonBase {
-namespace Vector {
-float (*HalfvecL2SquaredDistance)(int dim, half *ax, half *bx);
-float (*HalfvecInnerProduct)(int dim, half *ax, half *bx);
-double (*HalfvecCosineSimilarity)(int dim, half *ax, half *bx);
-
-static float HalfvecL2SquaredDistanceDefault(int dim, half *ax, half *bx) {
-  float distance = 0.0;
-
-  /* Auto-vectorized */
-  for (int i = 0; i < dim; i++) {
-    float diff =
-        HalfUtils::HalfToFloat4(ax[i]) - HalfUtils::HalfToFloat4(bx[i]);
-
-    distance += diff * diff;
-  }
-
-  return distance;
-}
-
-#ifdef HALFVEC_DISPATCH
-static float HalfvecL2SquaredDistanceF16cFma(int dim, half *ax, half *bx) {
-  float distance;
-  int i;
-  float s[8];
-  int count = (dim / 8) * 8;
-  __m256 dist = _mm256_setzero_ps();
-
-  for (i = 0; i < count; i += 8) {
-    __m128i axi = _mm_loadu_si128((__m128i *)(ax + i));
-    __m128i bxi = _mm_loadu_si128((__m128i *)(bx + i));
-    __m256 axs = _mm256_cvtph_ps(axi);
-    __m256 bxs = _mm256_cvtph_ps(bxi);
-    __m256 diff = _mm256_sub_ps(axs, bxs);
-
-    dist = _mm256_fmadd_ps(diff, diff, dist);
-  }
-
-  _mm256_storeu_ps(s, dist);
-
-  distance = s[0] + s[1] + s[2] + s[3] + s[4] + s[5] + s[6] + s[7];
-
-  for (; i < dim; i++) {
-    float diff =
-        HalfUtils::HalfToFloat4(ax[i]) - HalfUtils::HalfToFloat4(bx[i]);
-
-    distance += diff * diff;
-  }
-
-  return distance;
-}
-#endif
-
-static float HalfvecInnerProductDefault(int dim, half *ax, half *bx) {
-  float distance = 0.0;
-
-  /* Auto-vectorized */
-  for (int i = 0; i < dim; i++)
-    distance += HalfUtils::HalfToFloat4(ax[i]) * HalfUtils::HalfToFloat4(bx[i]);
-
-  return distance;
-}
-#ifdef HALFVEC_DISPATCH
-TARGET_F16C_FMA static float HalfvecInnerProductF16cFma(int dim, half *ax,
-                                                        half *bx) {
-  float distance;
-  int i;
-  float s[8];
-  int count = (dim / 8) * 8;
-  __m256 dist = _mm256_setzero_ps();
-
-  for (i = 0; i < count; i += 8) {
-    __m128i axi = _mm_loadu_si128((__m128i *)(ax + i));
-    __m128i bxi = _mm_loadu_si128((__m128i *)(bx + i));
-    __m256 axs = _mm256_cvtph_ps(axi);
-    __m256 bxs = _mm256_cvtph_ps(bxi);
-
-    dist = _mm256_fmadd_ps(axs, bxs, dist);
-  }
-
-  _mm256_storeu_ps(s, dist);
-
-  distance = s[0] + s[1] + s[2] + s[3] + s[4] + s[5] + s[6] + s[7];
-
-  for (; i < dim; i++)
-    distance += HalfUtils::HalfToFloat4(ax[i]) * HalfUtils::HalfToFloat4(bx[i]);
-
-  return distance;
-}
-#endif
-
-static double HalfvecCosineSimilarityDefault(int dim, half *ax, half *bx) {
-  float similarity = 0.0;
-  float norma = 0.0;
-  float normb = 0.0;
-
-  /* Auto-vectorized */
-  for (int i = 0; i < dim; i++) {
-    float axi = HalfUtils::HalfToFloat4(ax[i]);
-    float bxi = HalfUtils::HalfToFloat4(bx[i]);
-
-    similarity += axi * bxi;
-    norma += axi * axi;
-    normb += bxi * bxi;
-  }
-
-  /* Use sqrt(a * b) over sqrt(a) * sqrt(b) */
-  return (double)similarity / sqrt((double)norma * (double)normb);
-}
-
-#ifdef HALFVEC_DISPATCH
-TARGET_F16C_FMA static double HalfvecCosineSimilarityF16cFma(int dim, half *ax,
-                                                             half *bx) {
-  float similarity;
-  float norma;
-  float normb;
-  int i;
-  float s[8];
-  int count = (dim / 8) * 8;
-  __m256 sim = _mm256_setzero_ps();
-  __m256 na = _mm256_setzero_ps();
-  __m256 nb = _mm256_setzero_ps();
-
-  for (i = 0; i < count; i += 8) {
-    __m128i axi = _mm_loadu_si128((__m128i *)(ax + i));
-    __m128i bxi = _mm_loadu_si128((__m128i *)(bx + i));
-    __m256 axs = _mm256_cvtph_ps(axi);
-    __m256 bxs = _mm256_cvtph_ps(bxi);
-
-    sim = _mm256_fmadd_ps(axs, bxs, sim);
-    na = _mm256_fmadd_ps(axs, axs, na);
-    nb = _mm256_fmadd_ps(bxs, bxs, nb);
-  }
-
-  _mm256_storeu_ps(s, sim);
-  similarity = s[0] + s[1] + s[2] + s[3] + s[4] + s[5] + s[6] + s[7];
-
-  _mm256_storeu_ps(s, na);
-  norma = s[0] + s[1] + s[2] + s[3] + s[4] + s[5] + s[6] + s[7];
-
-  _mm256_storeu_ps(s, nb);
-  normb = s[0] + s[1] + s[2] + s[3] + s[4] + s[5] + s[6] + s[7];
-
-  /* Auto-vectorized */
-  for (; i < dim; i++) {
-    float axi = HalfUtils::HalfToFloat4(ax[i]);
-    float bxi = HalfUtils::HalfToFloat4(bx[i]);
-
-    similarity += axi * bxi;
-    norma += axi * axi;
-    normb += bxi * bxi;
-  }
-
-  /* Use sqrt(a * b) over sqrt(a) * sqrt(b) */
-  return (double)similarity / sqrt((double)norma * (double)normb);
-}
-#endif
-
-#ifdef HALFVEC_DISPATCH
-#define CPU_FEATURE_FMA (1 << 12)
-#define CPU_FEATURE_F16C (1 << 29)
-
-static bool SupportsCpuFeature(unsigned int feature) {
-  unsigned int exx[4] = {0, 0, 0, 0};
-
-#if defined(HAVE__GET_CPUID)
-  __get_cpuid(1, &exx[0], &exx[1], &exx[2], &exx[3]);
-#elif defined(HAVE__CPUID)
-  __cpuid(exx, 1);
-#endif
-
-  return (exx[2] & feature) == feature;
-}
-#endif
-
-void HalfvecInit(void) {
-  /*
-   * Could skip pointer when single function, but no difference in
-   * performance
-   */
-  HalfvecL2SquaredDistance = HalfvecL2SquaredDistanceDefault;
-  HalfvecInnerProduct = HalfvecInnerProductDefault;
-  HalfvecCosineSimilarity = HalfvecCosineSimilarityDefault;
-
-#ifdef HALFVEC_DISPATCH
-  if (SupportsCpuFeature(CPU_FEATURE_FMA | CPU_FEATURE_F16C)) {
-    HalfvecL2SquaredDistance = HalfvecL2SquaredDistanceF16cFma;
-    HalfvecInnerProduct = HalfvecInnerProductF16cFma;
-    HalfvecCosineSimilarity = HalfvecCosineSimilarityF16cFma;
-  }
-#endif
-}
-
-}  // namespace Vector
-}  // namespace ShannonBase
\ No newline at end of file
diff --git a/sql/vector/halfutils.h b/sql/vector/halfutils.h
deleted file mode 100644
index 8e5f30aaf..000000000
--- a/sql/vector/halfutils.h
+++ /dev/null
@@ -1,238 +0,0 @@
-/* Copyright (c) 2018, 2023, Oracle and/or its affiliates.
-
-   This program is free software; you can redistribute it and/or modify
-   it under the terms of the GNU General Public License, version 2.0,
-   as published by the Free Software Foundation.
-
-   This program is also distributed with certain software (including
-   but not limited to OpenSSL) that is licensed under separate terms,
-   as designated in a particular file or component or in included license
-   documentation.  The authors of MySQL hereby grant you an additional
-   permission to link the program and your derivative works with the
-   separately licensed software that they have included with MySQL.
-
-   This program is distributed in the hope that it will be useful,
-   but WITHOUT ANY WARRANTY; without even the implied warranty of
-   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-   GNU General Public License, version 2.0, for more details.
-
-   You should have received a copy of the GNU General Public License
-   along with this program; if not, write to the Free Software
-   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
-
-   pg_vector
-   Copyright (c) 2023, Shannon Data AI and/or its affiliates.
-*/
-#ifndef __SHANNONBASE_HALFUTILS_H_
-#define __SHANNONBASE_HALFUTILS_H_
-
-#include <cmath>
-#ifdef F16C_SUPPORT
-#include <immintrin.h>
-#endif
-
-#include "halfvec.h"
-#include "include/my_compiler.h"
-#include "vector_comm.h"
-
-namespace ShannonBase {
-namespace Vector {
-
-extern float (*HalfvecL2SquaredDistance)(int dim, half *ax, half *bx);
-extern float (*HalfvecInnerProduct)(int dim, half *ax, half *bx);
-extern double (*HalfvecCosineSimilarity)(int dim, half *ax, half *bx);
-
-class HalfUtils {
- public:
-  static void HalfvecInit(void);
-  /*  * Check if half is NaN  */
-  static inline bool HalfIsNan(half num) {
-#ifdef FLT16_SUPPORT
-    return isnan(num);
-#else
-    return (num & 0x7C00) == 0x7C00 && (num & 0x7FFF) != 0x7C00;
-#endif
-  }
-  /* * Check if half is infinite */
-  static inline bool HalfIsInf(half num) {
-#ifdef FLT16_SUPPORT
-    return isinf(num);
-#else
-    return (num & 0x7FFF) == 0x7C00;
-#endif
-  }
-  /* * Check if half is zero */
-  static inline bool HalfIsZero(half num) {
-#ifdef FLT16_SUPPORT
-    return num == 0;
-#else
-    return (num & 0x7FFF) == 0x0000;
-#endif
-  }
-  /*  * Convert a half to a float4  */
-  static inline float HalfToFloat4(half num) {
-#if defined(F16C_SUPPORT)
-    return _cvtsh_ss(num);
-#elif defined(FLT16_SUPPORT)
-    return (float)num;
-#else
-    /* TODO Improve performance */
-    /* Assumes same endianness for floats and integers */
-    union {
-      float f;
-      uint32 i;
-    } swapfloat;
-    union {
-      half h;
-      uint16 i;
-    } swaphalf;
-
-    uint16 bin;
-    uint32 exponent;
-    uint32 mantissa;
-    uint32 result;
-
-    swaphalf.h = num;
-    bin = swaphalf.i;
-    exponent = (bin & 0x7C00) >> 10;
-    mantissa = bin & 0x03FF;
-
-    /* Sign */
-    result = (bin & 0x8000) << 16;
-
-    if (unlikely(exponent == 31)) {
-      if (mantissa == 0) {
-        /* Infinite */
-        result |= 0x7F800000;
-      } else {
-        /* NaN */
-        result |= 0x7FC00000;
-      }
-    } else if (unlikely(exponent == 0)) {
-      /* Subnormal */
-      if (mantissa != 0) {
-        exponent = -14;
-
-        for (int i = 0; i < 10; i++) {
-          mantissa <<= 1;
-          exponent -= 1;
-
-          if ((mantissa >> 10) % 2 == 1) {
-            mantissa &= 0x03ff;
-            break;
-          }
-        }
-
-        result |= (exponent + 127) << 23;
-      }
-    } else {
-      /* Normal */
-      result |= (exponent - 15 + 127) << 23;
-    }
-
-    result |= mantissa << 13;
-    swapfloat.i = result;
-    return swapfloat.f;
-#endif
-  }
-
-  /*
-   * Convert a float4 to a half
-   */
-  static inline half Float4ToHalfUnchecked(float num) {
-#if defined(F16C_SUPPORT)
-    return _cvtss_sh(num, 0);
-#elif defined(FLT16_SUPPORT)
-    return (_Float16)num;
-#else
-    /* TODO Improve performance */
-
-    /* Assumes same endianness for floats and integers */
-    union {
-      float f;
-      uint32 i;
-    } swapfloat;
-
-    union {
-      half h;
-      uint16 i;
-    } swaphalf;
-
-    uint32 bin;
-    int exponent;
-    int mantissa;
-    uint16 result;
-
-    swapfloat.f = num;
-    bin = swapfloat.i;
-    exponent = (bin & 0x7F800000) >> 23;
-    mantissa = bin & 0x007FFFFF;
-
-    /* Sign */
-    result = (bin & 0x80000000) >> 16;
-
-    if (std::isinf(num)) {
-      /* Infinite */
-      result |= 0x7C00;
-    } else if (std::isnan(num)) {
-      /* NaN */
-      result |= 0x7E00;
-      result |= mantissa >> 13;
-    } else if (exponent > 98) {
-      int m;
-      int gr;
-      int s;
-
-      exponent -= 127;
-      s = mantissa & 0x00000FFF;
-
-      /* Subnormal */
-      if (exponent < -14) {
-        int diff = -exponent - 14;
-
-        mantissa >>= diff;
-        mantissa += 1 << (23 - diff);
-        s |= mantissa & 0x00000FFF;
-      }
-
-      m = mantissa >> 13;
-
-      /* Round */
-      gr = (mantissa >> 12) % 4;
-      if (gr == 3 || (gr == 1 && s != 0)) m += 1;
-
-      if (m == 1024) {
-        m = 0;
-        exponent += 1;
-      }
-
-      if (exponent > 15) {
-        /* Infinite */
-        result |= 0x7C00;
-      } else {
-        if (exponent >= -14) result |= (exponent + 15) << 10;
-
-        result |= m;
-      }
-    }
-
-    swaphalf.i = result;
-    return swaphalf.h;
-#endif
-  }
-
-  /*    * Convert a float4 to a half    */
-  inline half Float4ToHalf(float num) {
-    half result = Float4ToHalfUnchecked(num);
-
-    if (unlikely(HalfIsInf(result)) && !std::isinf(num)) {  // error
-      return 0.0f;
-    }
-
-    return result;
-  }
-};
-
-}  // namespace Vector
-}  // namespace ShannonBase
-#endif  //__SHANNONBASE_HALFUTILS_H_
diff --git a/sql/vector/halfvec.cpp b/sql/vector/halfvec.cpp
deleted file mode 100644
index e69de29bb..000000000
diff --git a/sql/vector/halfvec.h b/sql/vector/halfvec.h
deleted file mode 100644
index 9412ad5aa..000000000
--- a/sql/vector/halfvec.h
+++ /dev/null
@@ -1,54 +0,0 @@
-/* Copyright (c) 2018, 2023, Oracle and/or its affiliates.
-
-   This program is free software; you can redistribute it and/or modify
-   it under the terms of the GNU General Public License, version 2.0,
-   as published by the Free Software Foundation.
-
-   This program is also distributed with certain software (including
-   but not limited to OpenSSL) that is licensed under separate terms,
-   as designated in a particular file or component or in included license
-   documentation.  The authors of MySQL hereby grant you an additional
-   permission to link the program and your derivative works with the
-   separately licensed software that they have included with MySQL.
-
-   This program is distributed in the hope that it will be useful,
-   but WITHOUT ANY WARRANTY; without even the implied warranty of
-   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-   GNU General Public License, version 2.0, for more details.
-
-   You should have received a copy of the GNU General Public License
-   along with this program; if not, write to the Free Software
-   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
-
-   pg_vector
-   Copyright (c) 2023, Shannon Data AI and/or its affiliates.
-*/
-#ifndef __SHANNONBASE_HALFVECTOR_H_
-#define __SHANNONBASE_HALFVECTOR_H_
-
-#include "vector_comm.h"
-
-#if defined(__x86_64__) || defined(_M_AMD64)
-//#define HALFVEC_DISPATCH
-#endif
-/* F16C has better performance than _Float16 (on x86-64) */
-#if defined(__F16C__)
-#define F16C_SUPPORT
-#elif defined(__FLT16_MAX__) && !defined(HALFVEC_DISPATCH)
-#define FLT16_SUPPORT
-#endif
-
-#ifdef FLT16_SUPPORT
-#define half _Float16
-#define HALF_MAX FLT16_MAX
-#else
-#define half uint16
-#define HALF_MAX 65504
-#endif
-
-#define HALFVEC_MAX_DIM VECTOR_MAX_DIM
-
-namespace ShannonBase {
-namespace Vector {}  // namespace Vector
-}  // namespace ShannonBase
-#endif  //__SHANNONBASE_HALFVECTOR_H_
\ No newline at end of file
diff --git a/sql/vector/vector.cpp b/sql/vector/vector.cpp
deleted file mode 100644
index 978be9369..000000000
--- a/sql/vector/vector.cpp
+++ /dev/null
@@ -1,207 +0,0 @@
-/* Copyright (c) 2018, 2023, Oracle and/or its affiliates.
-
-   This program is free software; you can redistribute it and/or modify
-   it under the terms of the GNU General Public License, version 2.0,
-   as published by the Free Software Foundation.
-
-   This program is also distributed with certain software (including
-   but not limited to OpenSSL) that is licensed under separate terms,
-   as designated in a particular file or component or in included license
-   documentation.  The authors of MySQL hereby grant you an additional
-   permission to link the program and your derivative works with the
-   separately licensed software that they have included with MySQL.
-
-   This program is distributed in the hope that it will be useful,
-   but WITHOUT ANY WARRANTY; without even the implied warranty of
-   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-   GNU General Public License, version 2.0, for more details.
-
-   You should have received a copy of the GNU General Public License
-   along with this program; if not, write to the Free Software
-   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
-
-   pg_vector
-   Copyright (c) 2023, Shannon Data AI and/or its affiliates.
-*/
-
-#include "vector.h"
-
-#include <cfloat>
-#include <cmath>
-
-#include "include/my_sys.h"
-#include "mysqld_error.h"
-
-namespace ShannonBase {
-namespace Vector {
-
-static inline void CheckDims(Vector a, Vector b) {
-  if (a.size() == b.size())
-    my_error(ER_SECONDARY_ENGINE_PLUGIN, MYF(0), "different vector dimensions");
-}
-
-static inline void CheckExpectedDim(int32 typmod, int dim) {
-  if (typmod != -1 && typmod != dim)
-    my_error(ER_SECONDARY_ENGINE_PLUGIN, MYF(0),
-             "expected dimensions not matched");
-}
-
-static inline void CheckDim(int dim) {
-  if (dim < 1)
-    my_error(ER_SECONDARY_ENGINE_PLUGIN, MYF(0),
-             "vector must have at least 1 dimension");
-
-  if (dim > VECTOR_MAX_DIM)
-    my_error(ER_SECONDARY_ENGINE_PLUGIN, MYF(0),
-             "vector cannot have more than the max dims");
-}
-
-/*
- * Ensure finite element
- */
-static inline void CheckElement(float value) {
-  if (std::isnan(value))
-    my_error(ER_SECONDARY_ENGINE_PLUGIN, MYF(0), "NaN not allowed in vector");
-
-  if (std::isinf(value))
-    my_error(ER_SECONDARY_ENGINE_PLUGIN, MYF(0),
-             "infinite value not allowed in vector");
-}
-
-Vector InitVector(uint16 dim) {
-  Vector vcs;
-  vcs.reserve(dim);
-  return vcs;
-}
-
-static inline bool vector_isspace(char ch) {
-  if (ch == ' ' || ch == '\t' || ch == '\n' || ch == '\r' || ch == '\v' ||
-      ch == '\f')
-    return true;
-  return false;
-}
-
-Vector vector_in(uchar *values, int32 type_type) {
-  uchar *lit = values;
-  int32 typmod = type_type;
-  float x[VECTOR_MAX_DIM];
-  int dim = 0;
-  uchar *pt = lit;
-  Vector result;
-
-  while (vector_isspace(*pt)) pt++;
-
-  if (*pt != '[')
-    my_error(ER_SECONDARY_ENGINE_PLUGIN, MYF(0),
-             "invalid input syntax for type vector: Vector contents must start "
-             "with \"[\".");
-
-  pt++;
-
-  while (vector_isspace(*pt)) pt++;
-
-  if (*pt == ']')
-    my_error(ER_SECONDARY_ENGINE_PLUGIN, MYF(0),
-             "vector must have at least 1 dimension");
-
-  for (;;) {
-    float val;
-    uchar *stringEnd;
-
-    if (dim == VECTOR_MAX_DIM)
-      my_error(ER_SECONDARY_ENGINE_PLUGIN, MYF(0),
-               "vector cannot have more than the max dims size");
-
-    while (vector_isspace(*pt)) pt++;
-
-    /* Check for empty string like float4in */
-    if (*pt == '\0')
-      my_error(ER_SECONDARY_ENGINE_PLUGIN, MYF(0),
-               "invalid input syntax for type vector");
-
-    errno = 0;
-
-    /* Use strtof like float4in to avoid a double-rounding problem */
-    /* Postgres sets LC_NUMERIC to C on startup */
-    val = strtof((const char *)pt, (char **)&stringEnd);
-
-    if (stringEnd == pt)
-      my_error(ER_SECONDARY_ENGINE_PLUGIN, MYF(0),
-               "invalid input syntax for type vector");
-
-    /* Check for range error like float4in */
-    if (errno == ERANGE && std::isinf(val))
-      my_error(ER_SECONDARY_ENGINE_PLUGIN, MYF(0),
-               "is out of range for type vector");
-
-    CheckElement(val);
-    x[dim++] = val;
-
-    pt = stringEnd;
-
-    while (vector_isspace(*pt)) pt++;
-
-    if (*pt == ',')
-      pt++;
-    else if (*pt == ']') {
-      pt++;
-      break;
-    } else
-      my_error(ER_SECONDARY_ENGINE_PLUGIN, MYF(0),
-               "invalid input syntax for type vector.");
-  }
-
-  /* Only whitespace is allowed after the closing brace */
-  while (vector_isspace(*pt)) pt++;
-
-  if (*pt != '\0')
-    my_error(ER_SECONDARY_ENGINE_PLUGIN, MYF(0),
-             "invalid input syntax for type vector, Junk after closing right "
-             "brace.");
-
-  CheckDim(dim);
-  CheckExpectedDim(typmod, dim);
-
-  result = InitVector(dim);
-  for (int i = 0; i < dim; i++) result.push_back(x[i]);
-
-  return (result);
-}
-
-/* Convert internal representation to textual representation
- */
-uchar *vector_out(Vector &vect) {
-  int dim = vect.size();
-  uchar *buf;
-  uchar *ptr;
-
-  /*
-   * Need:
-   *
-   * dim * (FLOAT_SHORTEST_DECIMAL_LEN - 1) bytes for
-   * float_to_shortest_decimal_bufn
-   *
-   * dim - 1 bytes for separator
-   *
-   * 3 bytes for [, ], and \0
-   */
-  buf = (uchar *)malloc(FLOAT_SHORTEST_DECIMAL_LEN * dim + 2);
-  ptr = buf;
-
-  AppendChar(ptr, '[');
-
-  for (int i = 0; i < dim; i++) {
-    if (i > 0) AppendChar(ptr, ',');
-
-    char *chr_ptr = (char *)ptr;
-    AppendFloat(chr_ptr, vect[i]);
-  }
-
-  AppendChar(ptr, ']');
-  *ptr = '\0';
-
-  return (buf);
-}
-
-}  // namespace Vector
-}  // namespace ShannonBase
\ No newline at end of file
diff --git a/sql/vector/vector.h b/sql/vector/vector.h
deleted file mode 100644
index 05ca0172c..000000000
--- a/sql/vector/vector.h
+++ /dev/null
@@ -1,47 +0,0 @@
-/* Copyright (c) 2018, 2023, Oracle and/or its affiliates.
-
-   This program is free software; you can redistribute it and/or modify
-   it under the terms of the GNU General Public License, version 2.0,
-   as published by the Free Software Foundation.
-
-   This program is also distributed with certain software (including
-   but not limited to OpenSSL) that is licensed under separate terms,
-   as designated in a particular file or component or in included license
-   documentation.  The authors of MySQL hereby grant you an additional
-   permission to link the program and your derivative works with the
-   separately licensed software that they have included with MySQL.
-
-   This program is distributed in the hope that it will be useful,
-   but WITHOUT ANY WARRANTY; without even the implied warranty of
-   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-   GNU General Public License, version 2.0, for more details.
-
-   You should have received a copy of the GNU General Public License
-   along with this program; if not, write to the Free Software
-   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
-
-   pg_vector
-   Copyright (c) 2023, Shannon Data AI and/or its affiliates.
-*/
-#ifndef __SHANNONBASE_VECTOR_H__
-#define __SHANNONBASE_VECTOR_H__
-
-#include "vector_comm.h"
-
-#include <vector>
-
-namespace ShannonBase {
-namespace Vector {
-
-//#define VECTOR_SIZE(_dim)		(offsetof(Vector, x) +
-// sizeof(float)*(_dim)) #define DatumGetVector(x)		((Vector *)
-// PG_DETOAST_DATUM(x)) #define PG_GETARG_VECTOR_P(x)
-// DatumGetVector(PG_GETARG_DATUM(x)) #define PG_RETURN_VECTOR_P(x)
-// PG_RETURN_POINTER(x)
-
-Vector InitVector(uint16 dim);
-Vector vector_in(uchar *values, int32 type_type);
-
-}  // namespace Vector
-}  // namespace ShannonBase
-#endif  //__SHANNONBASE_VECTOR_H__
diff --git a/sql/vector/vector_comm.cpp b/sql/vector/vector_comm.cpp
deleted file mode 100644
index 037c84002..000000000
--- a/sql/vector/vector_comm.cpp
+++ /dev/null
@@ -1,75 +0,0 @@
-/* Copyright (c) 2018, 2023, Oracle and/or its affiliates.
-
-   This program is free software; you can redistribute it and/or modify
-   it under the terms of the GNU General Public License, version 2.0,
-   as published by the Free Software Foundation.
-
-   This program is also distributed with certain software (including
-   but not limited to OpenSSL) that is licensed under separate terms,
-   as designated in a particular file or component or in included license
-   documentation.  The authors of MySQL hereby grant you an additional
-   permission to link the program and your derivative works with the
-   separately licensed software that they have included with MySQL.
-
-   This program is distributed in the hope that it will be useful,
-   but WITHOUT ANY WARRANTY; without even the implied warranty of
-   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-   GNU General Public License, version 2.0, for more details.
-
-   You should have received a copy of the GNU General Public License
-   along with this program; if not, write to the Free Software
-   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
-
-   Copyright (c) 2023, Shannon Data AI and/or its affiliates.
-*/
-#include "vector_comm.h"
-
-namespace ShannonBase {
-namespace Vector {
-
-bool Utils::f2d_small_int(const uint32 ieeeMantissa, const uint32 ieeeExponent,
-                          floating_decimal_32 *v) {
-  const int32 e2 = (int32)ieeeExponent - FLOAT_BIAS - FLOAT_MANTISSA_BITS;
-
-  /*
-   * Avoid using multiple "return false;" here since it tends to provoke the
-   * compiler into inlining multiple copies of f2d, which is undesirable.
-   */
-
-  if (e2 >= -FLOAT_MANTISSA_BITS && e2 <= 0) {
-    /*----
-     * Since 2^23 <= m2 < 2^24 and 0 <= -e2 <= 23:
-     *   1 <= f = m2 / 2^-e2 < 2^24.
-     *
-     * Test if the lower -e2 bits of the significand are 0, i.e. whether
-     * the fraction is 0. We can use ieeeMantissa here, since the implied
-     * 1 bit can never be tested by this; the implied 1 can only be part
-     * of a fraction if e2 < -FLOAT_MANTISSA_BITS which we already
-     * checked. (e.g. 0.5 gives ieeeMantissa == 0 and e2 == -24)
-     */
-    const uint32 mask = (1U << -e2) - 1;
-    const uint32 fraction = ieeeMantissa & mask;
-
-    if (fraction == 0) {
-      /*----
-       * f is an integer in the range [1, 2^24).
-       * Note: mantissa might contain trailing (decimal) 0's.
-       * Note: since 2^24 < 10^9, there is no need to adjust
-       * decimalLength().
-       */
-      const uint32 m2 = (1U << FLOAT_MANTISSA_BITS) | ieeeMantissa;
-
-      v->mantissa = m2 >> -e2;
-      v->exponent = 0;
-      return true;
-    }
-  }
-  return false;
-}
-
-int Utils::float_to_shortest_decimal_bufn(float f[[maybe_unused]], char *result[[maybe_unused]]) {
-   return 0; 
-}
-
-}  // namespace Vector
-}  // namespace ShannonBase
\ No newline at end of file
diff --git a/sql/vector/vector_comm.h b/sql/vector/vector_comm.h
deleted file mode 100644
index 47352cc15..000000000
--- a/sql/vector/vector_comm.h
+++ /dev/null
@@ -1,129 +0,0 @@
-/* Copyright (c) 2018, 2023, Oracle and/or its affiliates.
-
-   This program is free software; you can redistribute it and/or modify
-   it under the terms of the GNU General Public License, version 2.0,
-   as published by the Free Software Foundation.
-
-   This program is also distributed with certain software (including
-   but not limited to OpenSSL) that is licensed under separate terms,
-   as designated in a particular file or component or in included license
-   documentation.  The authors of MySQL hereby grant you an additional
-   permission to link the program and your derivative works with the
-   separately licensed software that they have included with MySQL.
-
-   This program is distributed in the hope that it will be useful,
-   but WITHOUT ANY WARRANTY; without even the implied warranty of
-   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-   GNU General Public License, version 2.0, for more details.
-
-   You should have received a copy of the GNU General Public License
-   along with this program; if not, write to the Free Software
-   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
-
-   Copyright (c) 2023, Shannon Data AI and/or its affiliates.
-*/
-#ifndef __SHANNONBASE_VECTOR_COMMON_H__
-#define __SHANNONBASE_VECTOR_COMMON_H__
-
-#include "include/my_inttypes.h"
-
-#include <cstring>
-#include <memory>
-#include <vector>
-
-namespace ShannonBase {
-namespace Vector {
-
-#define VECTOR_MAX_DIM 16000
-#define FLEXIBLE_ARRAY_MEMBER /* empty */
-
-#define FLOAT_MANTISSA_BITS 23
-#define FLOAT_EXPONENT_BITS 8
-#define FLOAT_BIAS 127
-
-#define FLOAT_SHORTEST_DECIMAL_LEN 16
-
-/*
- * Array giving the number of 1-bits in each possible byte value.
- *
- * Note: we export this for use by functions in which explicit use
- * of the popcount functions seems unlikely to be a win.
- */
-const uint8 shannon_number_of_ones[256] = {
-    0, 1, 1, 2, 1, 2, 2, 3, 1, 2, 2, 3, 2, 3, 3, 4, 1, 2, 2, 3, 2, 3, 3, 4,
-    2, 3, 3, 4, 3, 4, 4, 5, 1, 2, 2, 3, 2, 3, 3, 4, 2, 3, 3, 4, 3, 4, 4, 5,
-    2, 3, 3, 4, 3, 4, 4, 5, 3, 4, 4, 5, 4, 5, 5, 6, 1, 2, 2, 3, 2, 3, 3, 4,
-    2, 3, 3, 4, 3, 4, 4, 5, 2, 3, 3, 4, 3, 4, 4, 5, 3, 4, 4, 5, 4, 5, 5, 6,
-    2, 3, 3, 4, 3, 4, 4, 5, 3, 4, 4, 5, 4, 5, 5, 6, 3, 4, 4, 5, 4, 5, 5, 6,
-    4, 5, 5, 6, 5, 6, 6, 7, 1, 2, 2, 3, 2, 3, 3, 4, 2, 3, 3, 4, 3, 4, 4, 5,
-    2, 3, 3, 4, 3, 4, 4, 5, 3, 4, 4, 5, 4, 5, 5, 6, 2, 3, 3, 4, 3, 4, 4, 5,
-    3, 4, 4, 5, 4, 5, 5, 6, 3, 4, 4, 5, 4, 5, 5, 6, 4, 5, 5, 6, 5, 6, 6, 7,
-    2, 3, 3, 4, 3, 4, 4, 5, 3, 4, 4, 5, 4, 5, 5, 6, 3, 4, 4, 5, 4, 5, 5, 6,
-    4, 5, 5, 6, 5, 6, 6, 7, 3, 4, 4, 5, 4, 5, 5, 6, 4, 5, 5, 6, 5, 6, 6, 7,
-    4, 5, 5, 6, 5, 6, 6, 7, 5, 6, 6, 7, 6, 7, 7, 8};
-
-using Vector = std::vector<float>;
-using VarBit = std::vector<uint8>;
-
-/*  A floating decimal representing m * 10^e. */
-typedef struct floating_decimal_32 {
-  uint32 mantissa;
-  int32 exponent;
-} floating_decimal_32;
-
-inline uint32 float_to_bits(const float f) {
-  uint32 bits = 0;
-  std::memcpy(&bits, &f, sizeof(float));
-  return bits;
-}
-
-class Utils {
- public:
-  static inline int copy_special_str(char *const result, const bool sign,
-                                     const bool exponent, const bool mantissa) {
-    if (mantissa) {
-      std::memcpy(result, "NaN", 3);
-      return 3;
-    }
-
-    if (sign) {
-      result[0] = '-';
-    }
-    if (exponent) {
-      std::memcpy(result + sign, "Infinity", 8);
-      return sign + 8;
-    }
-    result[sign] = '0';
-    return sign + 1;
-  }
-
-  static inline int calc_bits_count(const char *buf, int bytes) {
-    int count = 0;
-
-    // Iterate through each byte in the buffer
-    for (int i = 0; i < bytes; ++i) {
-      unsigned char byte = buf[i];  // Convert char to unsigned char
-
-      // Count the number of 1-bits in the current byte using bitwise AND
-      // operation
-      while (byte != 0) {
-        count +=
-            (byte & 1);  // Increment count if the least significant bit is 1
-        byte >>= 1;      // Shift byte to the right by 1 bit
-      }
-    }
-
-    return count;
-  }
-  static bool f2d_small_int(const uint32 ieeeMantissa,
-                            const uint32 ieeeExponent, floating_decimal_32 *v);
-  static int float_to_shortest_decimal_bufn(float f, char *result);
-};
-
-#define AppendChar(ptr, c) (*(ptr)++ = (c))
-#define AppendFloat(ptr, f) \
-  ((ptr) += Utils::float_to_shortest_decimal_bufn((f), (ptr)))
-
-}  // namespace Vector
-}  // namespace ShannonBase
-#endif  //__SHANNONBASE_VECTOR_COMMON_H__
diff --git a/storage/rapid_engine/compress/algorithms.h b/storage/rapid_engine/compress/algorithms.h
index ec2769975..3703b07c8 100644
--- a/storage/rapid_engine/compress/algorithms.h
+++ b/storage/rapid_engine/compress/algorithms.h
@@ -32,6 +32,7 @@
 #include <map>
 #include <memory>
 #include <mutex>
+#include <string>
 
 namespace ShannonBase {
 namespace Compress {
diff --git a/storage/rapid_engine/compress/dictionary/dictionary.cpp b/storage/rapid_engine/compress/dictionary/dictionary.cpp
index 8f2c9cd0e..2ef12a976 100644
--- a/storage/rapid_engine/compress/dictionary/dictionary.cpp
+++ b/storage/rapid_engine/compress/dictionary/dictionary.cpp
@@ -29,6 +29,7 @@
 #include <iostream>
 #include <sstream>
 
+#include "include/my_inttypes.h"
 #include "include/ut0dbg.h"
 
 #include "storage/rapid_engine/compress/algorithms.h"
diff --git a/storage/rapid_engine/handler/ha_shannon_rapid.cc b/storage/rapid_engine/handler/ha_shannon_rapid.cc
index fc3d5b4d9..3349609ea 100644
--- a/storage/rapid_engine/handler/ha_shannon_rapid.cc
+++ b/storage/rapid_engine/handler/ha_shannon_rapid.cc
@@ -701,21 +701,23 @@ int ha_rapid::load_table(const TABLE &table_arg) {
   context.m_current_table = table_arg.s->table_name.str;
   context.m_table = const_cast<TABLE *>(&table_arg);
 
-  /** Any keys exist, set the key info. if any key exists, we also build keys on imcs table. otherwise, dont*/
-  if (table_arg.key_info) {
-    auto key = table_arg.key_info;  // first key we care about.
-    for (uint keyid = 0; keyid < key->user_defined_key_parts; keyid++) {
-      if (key->key_part[keyid].field->is_flag_set(NOT_SECONDARY_FLAG)) {
-        my_error(ER_RAPID_DA_PRIMARY_KEY_CAN_NOT_HAVE_NOT_SECONDARY_FLAG, MYF(0), table_arg.s->db.str,
-                 table_arg.s->table_name.str);
-        return HA_ERR_GENERIC;
-      }
-    }
+  // check if primary key is missing. rapid engine must has at least one PK.
+  if (table_arg.s->is_missing_primary_key()) {
+    my_error(ER_REQUIRES_PRIMARY_KEY, MYF(0));
+    return HA_ERR_GENERIC;
+  }
 
-    context.m_extra_info.m_key_buff = std::make_unique<uchar[]>(key->key_length);
-    context.m_extra_info.m_key_len = key->key_length;
+  context.m_extra_info.m_keynr = 0;
+  auto key = (table_arg.key_info + 0);
+  for (uint keyid = 0; keyid < key->user_defined_key_parts; keyid++) {
+    if (key->key_part[keyid].field->is_flag_set(NOT_SECONDARY_FLAG)) {
+      my_error(ER_RAPID_DA_PRIMARY_KEY_CAN_NOT_HAVE_NOT_SECONDARY_FLAG, MYF(0), table_arg.s->db.str,
+               table_arg.s->table_name.str);
+      return HA_ERR_GENERIC;
+    }
   }
 
+  context.m_extra_info.m_key_buff = std::make_unique<uchar[]>(key->key_length);
   // Scan the primary table and read the records.
   if (table_arg.file->inited == NONE && table_arg.file->ha_rnd_init(true)) {
     my_error(ER_NO_SUCH_TABLE, MYF(0), table_arg.s->db.str, table_arg.s->table_name.str);
@@ -732,11 +734,11 @@ int ha_rapid::load_table(const TABLE &table_arg) {
     if (tmp == HA_ERR_KEY_NOT_FOUND) break;
 
     auto offset {0};
-    for (uint key_partid = 0; key_partid < table_arg.key_info->user_defined_key_parts; key_partid++) {
-      memcpy(context.m_extra_info.m_key_buff.get() + offset,
-             table_arg.key_info->key_part[key_partid].field->field_ptr(),
-             table_arg.key_info->key_part[key_partid].store_length);
-      offset += table_arg.key_info->key_part[key_partid].store_length;
+    memset(context.m_extra_info.m_key_buff.get(), 0x0, key->key_length);
+    for (uint key_partid = 0; key_partid < key->user_defined_key_parts; key_partid++) {
+      memcpy(context.m_extra_info.m_key_buff.get() + offset, key->key_part[key_partid].field->field_ptr(),
+             key->key_part[key_partid].store_length);
+      offset += key->key_part[key_partid].store_length;
     }
     context.m_extra_info.m_key_len = offset;