v0.4.0

Notable Changes

• Core: Fix DistributedEngineSpec#is_distributed
• Core: Support parse ColumnExprPrecedence
• Core: Replace Using by tryWithResource
• Spark: Support ignore unsupported transform
• Spark: Support constructing InputPartition by virtual col _partition_id
• Spark: Improve writer's memory usage efficiency
• Spark: Improve writer's log format
• Spark: Reorganize test suites
• Spark 3.2: Bump Spark 3.2.2 (#158)
• Spark 3.2: Support GZIP, LZ4 in write
• Spark 3.3: Support GZIP, LZ4, ZSTD in write
• Spark 3.3: Support writing format ArrowStream
• Spark 3.3: Cast non-nullable if the table column is not null
• Spark 3.3: ArrowStream should close out in each batch
• Spark 3.3: Fix ArrowStream writer summary
• Spark 3.3: Fix ArrowStream writer memory leak and add metrics
• Spark 3.3: Count serialize time of writeRow
• Spark 3.3: Remove spark.clickhouse.write.batchSize upper bound limitation
• Build: Bump gRPC 1.47.0 (#150)
• Build: Switch default Maven Central mirror to Apache
• Build: Daily SonarQube report
• Build: Shade Jackson to avoid class conflict (#153)
• Build: Bump Gradle 7.5
• Test: Aglin isTesting w/ Spark
• Test: Bump clickhouse-jdbc 0.3.2-patch10 (#151)
• Test: Remove obsolete settings (#156)
• Test: Bump testcontainers-scala 0.40.8
• Docs: Document Spark versions support policy
• Docs: Add overview image
• Docs: Update developers docs
• Docs: Basic internal docs
• Playground: Expose ports of clickhouse-s1r1
• Playground: Add back iceberg
• Playground: Bump Iceberg 0.14.0
• Playground: Upgrade Kyuubi TPC-DS/TPC-H connector version