From 2bdb574b4bd85257dc6dc7ab20ade581d1c991fc Mon Sep 17 00:00:00 2001
From: David Li <li.davidm96@gmail.com>
Date: Wed, 21 Oct 2026 12:16:18 +0900
Subject: [PATCH 1/4] chore(dev/release): fix verification issues

---
 ci/conda_env_python.txt                 | 1 +
 dev/release/verify-release-candidate.sh | 1 +
 2 files changed, 2 insertions(+)

diff --git a/ci/conda_env_python.txt b/ci/conda_env_python.txt
index 122f159ab9..787ef1b5ac 100644
--- a/ci/conda_env_python.txt
+++ b/ci/conda_env_python.txt
@@ -16,6 +16,7 @@
 # under the License.
 
 cython
+libpython
 # nodejs is required by pyright
 nodejs >=13.0.0
 pandas
diff --git a/dev/release/verify-release-candidate.sh b/dev/release/verify-release-candidate.sh
index d08a1f1014..14b64cc7e9 100755
--- a/dev/release/verify-release-candidate.sh
+++ b/dev/release/verify-release-candidate.sh
@@ -838,6 +838,7 @@ test_unix_wheels() {
         adbc_*-cp${pyver/.}-cp${python/.}-${platform}*${arch}*.whl \
         adbc_*-py3-none-${platform}*${arch}*.whl
     ${ADBC_DIR}/ci/scripts/python_wheel_unix_test.sh ${ADBC_DIR}
+    unset PYTHON_GIL
   done
 }
 

From 4187128bfa213f50b76d8a8408cd23352e73eafa Mon Sep 17 00:00:00 2001
From: David Li <li.davidm96@gmail.com>
Date: Wed, 21 Oct 2026 12:36:05 +0900
Subject: [PATCH 2/4] fix

---
 dev/release/verify-release-candidate.sh | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/dev/release/verify-release-candidate.sh b/dev/release/verify-release-candidate.sh
index 14b64cc7e9..f75d98a7a9 100755
--- a/dev/release/verify-release-candidate.sh
+++ b/dev/release/verify-release-candidate.sh
@@ -953,7 +953,14 @@ print(version.text)
         "-Djavadoc=${javadoc_path}"
   done
 
+  local test_arguments=()
+  if [[ "$(uname)" == "Darwin" && "$(uname -m)" == "x86_64" ]]; then
+    show_info "Skipping testDriverJni: JNI binaries are not available for macOS/x86_64"
+    test_arguments+=('-Dtest=!VerifyReleaseCandidateTest#testDriverJni')
+  fi
+
   mvn -B test \
+      "${test_arguments[@]}" \
       "${maven_repository_argument}" \
       "-Dadbc.version=${java_version}" \
       -f "${SOURCE_DIR}/verify/java/pom.xml"

From 97957b942fa28c50f1b7ed13221332ca6f0bdbd9 Mon Sep 17 00:00:00 2001
From: David Li <li.davidm96@gmail.com>
Date: Wed, 21 Oct 2026 14:14:14 +0900
Subject: [PATCH 3/4] get maven to retry

---
 dev/release/verify-release-candidate.sh | 20 +++++++++++++-------
 1 file changed, 13 insertions(+), 7 deletions(-)

diff --git a/dev/release/verify-release-candidate.sh b/dev/release/verify-release-candidate.sh
index f75d98a7a9..1737ce8726 100755
--- a/dev/release/verify-release-candidate.sh
+++ b/dev/release/verify-release-candidate.sh
@@ -914,11 +914,19 @@ print(version.text)
   show_info "ADBC Java version: ${java_version}"
 
   local -r maven_repository="${ARROW_TMPDIR}/maven-repository"
-  local -r maven_repository_argument="-Dmaven.repo.local=${maven_repository}"
+  local -r maven_arguments=(
+    -B
+    -e
+    "-Dmaven.repo.local=${maven_repository}"
+    # Retry transient download failures in Maven's native HTTP transport.
+    -Dmaven.resolver.transport=native
+    -Daether.connector.http.retryHandler.count=5
+    -Daether.connector.http.retryHandler.interval=5000
+    -Daether.connector.http.retryHandler.serviceUnavailable=429,500,502,503,504
+  )
   mkdir -p "${maven_repository}"
 
-  mvn -B install:install-file \
-      "${maven_repository_argument}" \
+  mvn "${maven_arguments[@]}" install:install-file \
       "-Dfile=${root_pom}" \
       "-DpomFile=${root_pom}" \
       -Dpackaging=pom
@@ -945,8 +953,7 @@ print(version.text)
       fi
     done
 
-    mvn -B install:install-file \
-        "${maven_repository_argument}" \
+    mvn "${maven_arguments[@]}" install:install-file \
         "-Dfile=${jar_path}" \
         "-DpomFile=${pom_path}" \
         "-Dsources=${sources_path}" \
@@ -959,9 +966,8 @@ print(version.text)
     test_arguments+=('-Dtest=!VerifyReleaseCandidateTest#testDriverJni')
   fi
 
-  mvn -B test \
+  mvn "${maven_arguments[@]}" test \
       "${test_arguments[@]}" \
-      "${maven_repository_argument}" \
       "-Dadbc.version=${java_version}" \
       -f "${SOURCE_DIR}/verify/java/pom.xml"
 }

From 64469c5cdcbcc54254b5b6b935624a3f69ff25ad Mon Sep 17 00:00:00 2001
From: David Li <li.davidm96@gmail.com>
Date: Wed, 21 Oct 2026 15:02:15 +0900
Subject: [PATCH 4/4] more retry

---
 dev/release/verify-release-candidate.sh | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/dev/release/verify-release-candidate.sh b/dev/release/verify-release-candidate.sh
index 1737ce8726..3c8e123f28 100755
--- a/dev/release/verify-release-candidate.sh
+++ b/dev/release/verify-release-candidate.sh
@@ -888,7 +888,7 @@ test_wheels() {
 
 test_jars() {
   show_header "Testing Java jars"
-  maybe_setup_conda maven python || exit 1
+  maybe_setup_conda maven openjdk=17 python || exit 1
 
   local root_poms=()
   shopt -s nullglob
@@ -917,12 +917,18 @@ print(version.text)
   local -r maven_arguments=(
     -B
     -e
+    # Recheck missing artifacts instead of reusing cached resolution failures.
+    -U
     "-Dmaven.repo.local=${maven_repository}"
     # Retry transient download failures in Maven's native HTTP transport.
     -Dmaven.resolver.transport=native
     -Daether.connector.http.retryHandler.count=5
     -Daether.connector.http.retryHandler.interval=5000
     -Daether.connector.http.retryHandler.serviceUnavailable=429,500,502,503,504
+    # Maven 3.10+ uses Resolver 2, which renamed the HTTP transport properties.
+    -Daether.transport.http.retryHandler.count=5
+    -Daether.transport.http.retryHandler.interval=5000
+    -Daether.transport.http.retryHandler.serviceUnavailable=429,500,502,503,504
   )
   mkdir -p "${maven_repository}"