fix: update backend order in vector scripts for consistency

Author: tae898

bindings/python/examples/scripts/_matrix_helpers.sh

@@ -83,8 +83,7 @@ PY
         uv pip install --python "$(command -v python3)" --user --force-reinstall "$wheel_path"
     fi
 
-    matrix_log "Removing local wheel artifact after install: $wheel_name"
-    rm -f "$wheel_path"
+    matrix_log "Keeping local wheel artifact for Docker-wrapped example runs: $wheel_name"
 
     local arcadedb_tag
     arcadedb_tag="$(python3 "$py_bindings_dir/extract_version.py" --format=docker)"
@@ -103,7 +102,7 @@ print(getattr(arcadedb_embedded, '__version__', 'unknown'))
 PY
     )"
 
-    export MATRIX_WHEEL_PATH=""
+    export MATRIX_WHEEL_PATH="$wheel_path"
     export MATRIX_WHEEL_FILE="$wheel_name"
     export MATRIX_WHEEL_VERSION="$wheel_version"
     export MATRIX_ARCADEDB_DOCKER_TAG="$arcadedb_tag"

bindings/python/examples/scripts/run_11_vector_index_build_matrix.sh

@@ -49,7 +49,7 @@ MILVUS_PORT=19530
 MILVUS_COMPOSE_VERSION="v2.6.10"
 MILVUS_COLLECTION="vectordata"
 
-BACKENDS_RAW="faiss,lancedb,arcadedb,pgvector,qdrant,milvus"
+BACKENDS_RAW="arcadedb,faiss,lancedb,pgvector,qdrant,milvus"
 LABEL_PREFIX="sweep11"
 
 if [[ $# -gt 0 ]]; then

bindings/python/examples/scripts/run_12_vector_search_matrix.sh

@@ -49,7 +49,7 @@ MILVUS_PORT=19530
 MILVUS_COMPOSE_VERSION="v2.6.10"
 MILVUS_COLLECTION="vectordata"
 
-BACKENDS_RAW="bruteforce,milvus,faiss,lancedb,arcadedb,pgvector,qdrant"
+BACKENDS_RAW="arcadedb,faiss,lancedb,pgvector,,qdrant,milvus,bruteforce"
 BUILD_LABEL_PREFIX="sweep11"
 SEARCH_LABEL_PREFIX="sweep12"