[MINOR] Clean up Spark 3.2 build/config/docs leftovers

LICENSE

@@ -212,28 +212,13 @@
    ./backends-clickhouse/src/main/scala/org/apache/spark/sql/execution/SparkWriteFilesCommitProtocol.scala
    ./cpp-ch/local-engine/Parser/aggregate_function_parser/BloomFilterAggParser.cpp
    ./gluten-substrait/src/main/scala/org/apache/spark/sql/execution/GlutenExplainUtils.scala
-   ./shims/spark32/src/main/scala/org/apache/spark/sql/execution/FileSourceScanExecShim.scala
-   ./shims/spark32/src/main/scala/org/apache/spark/sql/execution/datasources/FileFormatDataWriter.scala
-   ./shims/spark32/src/main/scala/org/apache/spark/sql/execution/datasources/FileFormatWriter.scala
-   ./shims/spark32/src/main/scala/org/apache/spark/sql/execution/datasources/WriteFiles.scala
-   ./shims/spark32/src/main/scala/org/apache/spark/sql/execution/datasources/orc/OrcFileFormat.scala
-   ./shims/spark32/src/main/scala/org/apache/spark/sql/execution/datasources/parquet/ParquetFileFormat.scala
-   ./shims/spark32/src/main/scala/org/apache/spark/sql/execution/datasources/v2/BatchScanExec.scala.deprecated
-   ./shims/spark32/src/main/scala/org/apache/spark/sql/execution/stat/StatFunctions.scala
-   ./shims/spark32/src/main/scala/org/apache/spark/sql/hive/execution/HiveFileFormat.scala
    ./shims/spark33/src/main/scala/org/apache/spark/sql/execution/FileSourceScanExecShim.scala
    ./shims/spark33/src/main/scala/org/apache/spark/sql/execution/datasources/WriteFiles.scala
    ./shims/spark33/src/main/scala/org/apache/spark/sql/execution/datasources/orc/OrcFileFormat.scala
    ./shims/spark33/src/main/scala/org/apache/spark/sql/execution/stat/StatFunctions.scala
    ./tools/gluten-it/common/src/main/scala/org/apache/spark/sql/TestUtils.scala
 
    Delta Lake(https://github.com/delta-io/delta)
-   ./backends-clickhouse/src-delta-20/main/scala/org/apache/spark/sql/delta/DeltaLog.scala
-   ./backends-clickhouse/src-delta-20/main/scala/org/apache/spark/sql/delta/Snapshot.scala
-   ./backends-clickhouse/src-delta-20/main/scala/org/apache/spark/sql/delta/commands/DeleteCommand.scala
-   ./backends-clickhouse/src-delta-20/main/scala/org/apache/spark/sql/delta/commands/MergeIntoCommand.scala
-   ./backends-clickhouse/src-delta-20/main/scala/org/apache/spark/sql/delta/commands/OptimizeTableCommand.scala
-   ./backends-clickhouse/src-delta-20/main/scala/org/apache/spark/sql/delta/commands/UpdateCommand.scala
    ./backends-clickhouse/src-delta-23/main/scala/org/apache/spark/sql/delta/DeltaLog.scala
    ./backends-clickhouse/src-delta-23/main/scala/org/apache/spark/sql/delta/Snapshot.scala
    ./backends-clickhouse/src-delta-23/main/scala/org/apache/spark/sql/delta/commands/DeleteCommand.scala

dev/bloop-test.sh

@@ -77,7 +77,6 @@ declare -A MODULE_MAP=(
 
   # Shims modules
   ["shims/common"]="spark-sql-columnar-shims-common"
-  ["shims/spark32"]="spark-sql-columnar-shims-spark32"
   ["shims/spark33"]="spark-sql-columnar-shims-spark33"
   ["shims/spark34"]="spark-sql-columnar-shims-spark34"
   ["shims/spark35"]="spark-sql-columnar-shims-spark35"
@@ -87,7 +86,6 @@ declare -A MODULE_MAP=(
   # Unit test modules
   ["gluten-ut/common"]="gluten-ut-common"
   ["gluten-ut/test"]="gluten-ut-test"
-  ["gluten-ut/spark32"]="gluten-ut-spark32"
   ["gluten-ut/spark33"]="gluten-ut-spark33"
   ["gluten-ut/spark34"]="gluten-ut-spark34"
   ["gluten-ut/spark35"]="gluten-ut-spark35"

dev/run-scala-test.sh

@@ -164,7 +164,6 @@ declare -A MODULE_MAP=(
 
   # Shims modules (Java only, no scala subdirectory)
   ["spark-sql-columnar-shims-common"]="shims/common:java"
-  ["spark-sql-columnar-shims-spark32"]="shims/spark32:java"
   ["spark-sql-columnar-shims-spark33"]="shims/spark33:java"
   ["spark-sql-columnar-shims-spark34"]="shims/spark34:java"
   ["spark-sql-columnar-shims-spark35"]="shims/spark35:java"
@@ -174,7 +173,6 @@ declare -A MODULE_MAP=(
   # Unit test modules
   ["gluten-ut-common"]="gluten-ut/common:scala"
   ["gluten-ut-test"]="gluten-ut/test:scala"
-  ["gluten-ut-spark32"]="gluten-ut/spark32:scala"
   ["gluten-ut-spark33"]="gluten-ut/spark33:scala"
   ["gluten-ut-spark34"]="gluten-ut/spark34:scala"
   ["gluten-ut-spark35"]="gluten-ut/spark35:scala"

docs/developers/NewToGluten.md

@@ -428,7 +428,7 @@ The following failure may occur in GitHub CI or local tests:
 ```log
 - TPC-H q5 *** FAILED ***
   Mismatch for query 5
-  Actual Plan path: /tmp/tpch-approved-plan/v2-bhj/spark322/5.txt
-  Golden Plan path: /opt/gluten/backends-velox/target/scala-2.12/test-classes/tpch-approved-plan/v2-bhj/spark322/5.txt (VeloxTPCHSuite.scala:101)
+  Actual Plan path: /tmp/tpch-approved-plan/v1-bhj/spark35/5.txt
+  Golden Plan path: /opt/gluten/backends-velox/target/scala-2.12/test-classes/tpch-approved-plan/v1-bhj/spark35/5.txt (VeloxTPCHSuite.scala)
 ```
 To update the golden files, find the actual Gluten plans in GitHub CI Artifacts or the local `/tmp/` directory, then update the corresponding golden files in the `tpch-approved-plan/` directory.

ep/build-clickhouse/src/resources/bin/gluten.sh

@@ -36,9 +36,7 @@ function start() {
   DRIVER_OPTIONS="${DRIVER_OPTIONS} $(cat ${GLUTEN_HOME}/conf/gluten.properties | grep "^spark.driver.extraJavaOptions" | cut -d "=" -f 2)"
 
   GLUTEN_JARS=
-  if [ "${SPARK_MAJOR_MINOR_VERSION}" == "3.2" ]; then
-      GLUTEN_JARS=${GLUTEN_HOME}/jars/spark32/*
-  elif [ "${SPARK_MAJOR_MINOR_VERSION}" == "3.3" ]; then
+  if [ "${SPARK_MAJOR_MINOR_VERSION}" == "3.3" ]; then
       GLUTEN_JARS=${GLUTEN_HOME}/jars/spark33/*
   else
       echo "Unsupported spark version: ${SPARK_MAJOR_MINOR_VERSION}"

package/pom.xml

@@ -205,7 +205,6 @@
             <fileset>
               <directory>target</directory>
               <excludes>
-                <exclude>*spark3.2*</exclude>
                 <exclude>*spark3.3*</exclude>
                 <exclude>*spark3.4*</exclude>
                 <exclude>*spark3.5*</exclude>