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mkdocs.yml
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site_name: The Internals of Spark SQL
site_url: https://books.japila.pl/spark-sql-internals
site_author: Jacek Laskowski
site_description: Demystifying inner-workings of Spark SQL
repo_name: spark-sql-internals
repo_url: https://github.com/japila-books/spark-sql-internals
edit_uri: edit/main/docs/
copyright: Copyright © 2024-2025 Jacek Laskowski
theme:
name: material
language: en
icon:
logo: material/book-open-page-variant
repo: fontawesome/brands/github
features:
# https://squidfunk.github.io/mkdocs-material/reference/code-blocks/#adding-annotations
- content.code.annotate
# https://squidfunk.github.io/mkdocs-material/upgrade/#contentcodecopy
- content.code.copy
- content.tooltips
- navigation.indexes
- navigation.instant
# https://squidfunk.github.io/mkdocs-material/setup/setting-up-navigation/#navigation-path
- navigation.path
- navigation.tabs
- navigation.tabs.sticky
- navigation.top
- navigation.tracking
- search.highlight
- search.share
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palette:
- scheme: default
primary: indigo
accent: indigo
toggle:
icon: material/toggle-switch-off-outline
name: Switch to dark mode
- scheme: slate
primary: blue
accent: blue
toggle:
icon: material/toggle-switch
name: Switch to light mode
markdown_extensions:
- admonition
- attr_list
- footnotes
- md_in_html
- toc:
permalink: true
- pymdownx.arithmatex
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smart_enable: all
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emoji_index: !!python/name:material.extensions.emoji.twemoji
emoji_generator: !!python/name:material.extensions.emoji.to_svg
- pymdownx.inlinehilite
- pymdownx.magiclink
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- pymdownx.superfences
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custom_checkbox: true
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alternate_style: true
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plugins:
# https://github.com/mkdocs/mkdocs-redirects
- redirects:
redirect_maps:
'datasources/index.md': 'connectors/index.md'
- search
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minify_html: true
- awesome-pages
- macros
# https://squidfunk.github.io/mkdocs-material/reference/#built-in-meta-plugin
- meta
# https://squidfunk.github.io/mkdocs-material/setup/setting-up-tags/
- tags:
enabled: !ENV [CI, false]
tags_extra_files:
developer-api.md:
- DeveloperApi
# https://squidfunk.github.io/mkdocs-material/reference/#built-in-typeset-plugin
- typeset
extra:
analytics:
provider: google
property: !ENV GOOGLE_ANALYTICS_KEY
book:
title: Spark SQL
delta: https://books.japila.pl/delta-lake-internals
kafka: https://books.japila.pl/kafka-internals
pyspark: https://books.japila.pl/pyspark-internals
spark_core: https://books.japila.pl/apache-spark-internals
structured_streaming: https://books.japila.pl/spark-structured-streaming-internals
hadoop:
version: 3.3.4
docs: https://hadoop.apache.org/docs/r3.3.4
api: https://hadoop.apache.org/docs/r3.3.4/api
hive:
version: 2.3.9
api: https://svn.apache.org/repos/infra/websites/production/hive/content/javadocs/r2.3.9/api
java:
version: 17
api: https://docs.oracle.com/en/java/javase/17/docs/api/java.base
spec: https://docs.oracle.com/javase/specs/jls/se17/html
kafka:
version: 3.4.1
api: https://kafka.apache.org/34/javadoc
scala:
version: 2.13.8
api: https://www.scala-lang.org/api/2.13.8
docs: https://docs.scala-lang.org/
spec: https://www.scala-lang.org/files/archive/spec/2.13
social:
- icon: fontawesome/brands/github
link: https://github.com/jaceklaskowski
- icon: fontawesome/brands/bluesky
link: https://bsky.app/profile/books.japila.pl
- icon: fontawesome/brands/linkedin
link: https://linkedin.com/in/jaceklaskowski
- icon: fontawesome/brands/medium
link: https://jaceklaskowski.medium.com
spark:
version: 3.5.4
github: https://github.com/apache/spark/tree/v3.5.4
jira: https://issues.apache.org/jira/browse
# https://squidfunk.github.io/mkdocs-material/reference/#setting-the-page-status
status:
# There seem to be no use of any other 'new' markers
# as many 'new's would make the newest less visible
new: New in 3.5
# https://squidfunk.github.io/mkdocs-material/setup/setting-up-tags/#tag-icons-and-identifiers
tags:
DeveloperApi: developerapi
# Sections with ... under awesome-pages plugin's control
# https://github.com/lukasgeiter/mkdocs-awesome-pages-plugin
# Review corresponding .pages for setup
nav:
- index.md
- Features:
- features/index.md
- ... | aggregations/**.md
- ... | adaptive-query-execution/**.md
- ... | bloom-filter-join/**.md
- ... | bucketing/**.md
- ... | cache-serialization/**.md
- Catalog Plugin API:
- connector/catalog/index.md
- CatalogExtension: connector/catalog/CatalogExtension.md
- CatalogHelper: connector/catalog/CatalogHelper.md
- CatalogManager: connector/catalog/CatalogManager.md
- CatalogPlugin: connector/catalog/CatalogPlugin.md
- Catalogs: connector/catalog/Catalogs.md
- CatalogV2Util: connector/catalog/CatalogV2Util.md
- Column: connector/catalog/Column.md
- DelegatingCatalogExtension: connector/catalog/DelegatingCatalogExtension.md
- FunctionCatalog: connector/catalog/FunctionCatalog.md
- MetadataColumn: connector/catalog/MetadataColumn.md
- StagingTableCatalog: connector/catalog/StagingTableCatalog.md
- SupportsNamespaces: connector/catalog/SupportsNamespaces.md
- SupportsCatalogOptions: connector/catalog/SupportsCatalogOptions.md
- TableCatalog: connector/catalog/TableCatalog.md
- TableCatalogCapability: connector/catalog/TableCatalogCapability.md
- TableChange: connector/catalog/TableChange.md
- V2TableWithV1Fallback: connector/catalog/V2TableWithV1Fallback.md
- Columnar Execution:
- columnar-execution/index.md
- ... | common-table-expressions/**.md
- Configuration Properties: configuration-properties.md
# FIXME No idea how to include a subdirectory (connector/expressions)
# to be under Connector API using awesome-pages
- Connector Expressions:
- connector/expressions/index.md
- Aggregation: connector/expressions/Aggregation.md
- SortOrder: connector/expressions/SortOrder.md
- Cost-Based Optimization:
- cost-based-optimization/index.md
- BasicStatsPlanVisitor: cost-based-optimization/BasicStatsPlanVisitor.md
- CatalogColumnStat: cost-based-optimization/CatalogColumnStat.md
- ColumnStat: cost-based-optimization/ColumnStat.md
- CommandUtils: CommandUtils.md
- EstimationUtils: cost-based-optimization/EstimationUtils.md
- JoinEstimation: cost-based-optimization/JoinEstimation.md
- LogicalPlanStats: cost-based-optimization/LogicalPlanStats.md
- LogicalPlanVisitor: cost-based-optimization/LogicalPlanVisitor.md
- SizeInBytesOnlyStatsPlanVisitor: cost-based-optimization/SizeInBytesOnlyStatsPlanVisitor.md
- Statistics: cost-based-optimization/Statistics.md
- ... | default-columns/**.md
- ... | direct-queries-on-files/**.md
- Dynamic Partition Pruning:
- dynamic-partition-pruning/index.md
- File-Based Data Scanning:
- file-based-data-scanning/index.md
- ... | generated-columns/**.md
- ... | hidden-file-metadata/**.md
- ... | hints/**.md
- Join Queries:
- Joins: joins.md
- Broadcast Joins: spark-sql-joins-broadcast.md
- Logging: spark-logging.md
- ... | metadata-columns/**.md
- named-function-arguments.md
- ... | parameterized-queries/**.md
- Partition File Metadata Caching:
- partition-file-metadata-caching/index.md
- ... | runtime-filtering/**.md
- spark-connect.md
- ... | thrift-server/**.md
- new-and-noteworthy/statistics.md
- ... | storage-partitioned-joins/**.md
- ... | subexpression-elimination/**.md
- ... | subqueries/**.md
- ... | table-valued-functions/**.md
- ... | time-travel/**.md
- ... | transactional-writes/**.md
- ... | user-defined-functions/**.md
- Vectorized Decoding:
- vectorized-decoding/index.md
- ColumnVector: vectorized-decoding/ColumnVector.md
- OffHeapColumnVector: vectorized-decoding/OffHeapColumnVector.md
- OnHeapColumnVector: vectorized-decoding/OnHeapColumnVector.md
- WritableColumnVector: vectorized-decoding/WritableColumnVector.md
- ANSI Intervals: new-and-noteworthy/intervals.md
- Catalog Plugin API and Multi-Catalog Support: new-and-noteworthy/catalog-plugin-api-and-multi-catalog-support.md
- Explaining Query Plans Improved: new-and-noteworthy/explain-command-improved.md
- Observable Metrics: new-and-noteworthy/observable-metrics.md
- Hive Integration: hive-integration.md
- Dynamic Partition Inserts: dynamic-partition-inserts.md
- Vectorized Query Execution:
- vectorized-query-execution/index.md
- ColumnarBatch: vectorized-query-execution/ColumnarBatch.md
- ... | whole-stage-code-generation/**.md
- Catalyst DSL:
- catalyst-dsl/index.md
- DslLogicalPlan: catalyst-dsl/DslLogicalPlan.md
- Variable Substitution: variable-substitution.md
- Query Execution:
- query-execution/index.md
- ... | catalyst/**.md
- Catalyst Expressions:
- expressions/index.md
- AggregateExpression: expressions/AggregateExpression.md
- AggregateFunction: expressions/AggregateFunction.md
- AggregateWindowFunction: expressions/AggregateWindowFunction.md
- Aggregator: expressions/Aggregator.md
- ArrayFilter: expressions/ArrayFilter.md
- AttributeSeq: expressions/AttributeSeq.md
- Attribute: expressions/Attribute.md
- BasePredicate: expressions/BasePredicate.md
- BinaryComparison: expressions/BinaryComparison.md
- BinaryOperator: expressions/BinaryOperator.md
- BloomFilterAggregate: expressions/BloomFilterAggregate.md
- BloomFilterMightContain: expressions/BloomFilterMightContain.md
- BoundReference: expressions/BoundReference.md
- CallMethodViaReflection: expressions/CallMethodViaReflection.md
- CodeGeneratorWithInterpretedFallback: expressions/CodeGeneratorWithInterpretedFallback.md
- CodegenFallback: expressions/CodegenFallback.md
- Collect: expressions/Collect.md
- CollectSet: expressions/CollectSet.md
- Count: expressions/Count.md
- CreateNamedStruct: expressions/CreateNamedStruct.md
- CreateStruct: expressions/CreateStruct.md
- CumeDist: expressions/CumeDist.md
- DeclarativeAggregate: expressions/DeclarativeAggregate.md
- DecodeUsingSerializer: expressions/DecodeUsingSerializer.md
- DynamicPruningExpression: expressions/DynamicPruningExpression.md
- DynamicPruningSubquery: expressions/DynamicPruningSubquery.md
- EncodeUsingSerializer: expressions/EncodeUsingSerializer.md
- EqualNullSafe: expressions/EqualNullSafe.md
- EqualTo: expressions/EqualTo.md
- ExecSubqueryExpression: expressions/ExecSubqueryExpression.md
- Exists: expressions/Exists.md
- ExpectsInputTypes: expressions/ExpectsInputTypes.md
- ExplodeBase: expressions/ExplodeBase.md
- Expression: expressions/Expression.md
- First: expressions/First.md
- Generator: expressions/Generator.md
- HashExpression: expressions/HashExpression.md
- HashPartitioning: expressions/HashPartitioning.md
- Higher-Order Functions:
- HigherOrderFunction: expressions/HigherOrderFunction.md
- ArrayBasedSimpleHigherOrderFunction: expressions/ArrayBasedSimpleHigherOrderFunction.md
- MapBasedSimpleHigherOrderFunction: expressions/MapBasedSimpleHigherOrderFunction.md
- SimpleHigherOrderFunction: expressions/SimpleHigherOrderFunction.md
- ImperativeAggregate: expressions/ImperativeAggregate.md
- In: expressions/In.md
- Inline: expressions/Inline.md
- InSet: expressions/InSet.md
- InSubquery: expressions/InSubquery.md
- InSubqueryExec: expressions/InSubqueryExec.md
- InterpretedProjection: expressions/InterpretedProjection.md
- JsonToStructs: expressions/JsonToStructs.md
- LessThanOrEqual: expressions/LessThanOrEqual.md
- ListQuery: expressions/ListQuery.md
- Literal: expressions/Literal.md
- MonotonicallyIncreasingID: expressions/MonotonicallyIncreasingID.md
- MaxBy: expressions/MaxBy.md
- Murmur3Hash: expressions/Murmur3Hash.md
- MutableProjection: expressions/MutableProjection.md
- NamedExpression: expressions/NamedExpression.md
- Nondeterministic: expressions/Nondeterministic.md
- OffsetWindowFunction: expressions/OffsetWindowFunction.md
- ParseToDate: expressions/ParseToDate.md
- ParseToTimestamp: expressions/ParseToTimestamp.md
- PlanExpression: expressions/PlanExpression.md
- Predicate: expressions/Predicate.md
- Projection: expressions/Projection.md
- expressions/PythonUDF.md
- RowNumber: expressions/RowNumber.md
- RowNumberLike: expressions/RowNumberLike.md
- RowOrdering: expressions/RowOrdering.md
- RuntimeReplaceable: expressions/RuntimeReplaceable.md
- ScalaAggregator: expressions/ScalaAggregator.md
- ScalarSubquery: expressions/ScalarSubquery.md
- ScalarSubquery (ExecSubqueryExpression): expressions/ExecSubqueryExpression-ScalarSubquery.md
- ScalaUDAF: expressions/ScalaUDAF.md
- ScalaUDF: expressions/ScalaUDF.md
- SimpleTypedAggregateExpression: expressions/SimpleTypedAggregateExpression.md
- SortOrder: expressions/SortOrder.md
- SparkUserDefinedFunction: expressions/SparkUserDefinedFunction.md
- Stateful: expressions/Stateful.md
- StaticInvoke: expressions/StaticInvoke.md
- SubqueryExpression: expressions/SubqueryExpression.md
- TimeWindow: expressions/TimeWindow.md
- TypedImperativeAggregate: expressions/TypedImperativeAggregate.md
- UnaryExpression: expressions/UnaryExpression.md
- Unevaluable: expressions/Unevaluable.md
- UnixTimestamp: expressions/UnixTimestamp.md
- UnresolvedAttribute: expressions/UnresolvedAttribute.md
- UnresolvedFunction: expressions/UnresolvedFunction.md
- UnresolvedGenerator: expressions/UnresolvedGenerator.md
- UnresolvedOrdinal: expressions/UnresolvedOrdinal.md
- UnresolvedStar: expressions/UnresolvedStar.md
- UnsafeProjection: expressions/UnsafeProjection.md
- UserDefinedAggregator: expressions/UserDefinedAggregator.md
- User-Defined Functions:
- spark-sql-udfs.md
- UserDefinedExpression: expressions/UserDefinedExpression.md
- UserDefinedFunction: expressions/UserDefinedFunction.md
- UDFs are Blackbox: spark-sql-udfs-blackbox.md
- UserDefinedAggregateFunction: expressions/UserDefinedAggregateFunction.md
- WindowExpression: expressions/WindowExpression.md
- WindowFunction: expressions/WindowFunction.md
- WindowSpecDefinition: expressions/WindowSpecDefinition.md
- ... | execution-planning-strategies/**.md
- Logical Analyzer: Analyzer.md
- ... | logical-analysis-rules/**.md
- ... | logical-operators/**.md
- ... | logical-optimizations/**.md
- Physical Operators:
- physical-operators/index.md
- AdaptiveSparkPlanExec: physical-operators/AdaptiveSparkPlanExec.md
- AggregateCodegenSupport: physical-operators/AggregateCodegenSupport.md
- AliasAwareOutputExpression: physical-operators/AliasAwareOutputExpression.md
- AliasAwareQueryOutputOrdering: physical-operators/AliasAwareQueryOutputOrdering.md
- AlterTableExec: physical-operators/AlterTableExec.md
- AQEShuffleReadExec: physical-operators/AQEShuffleReadExec.md
- AtomicTableWriteExec: physical-operators/AtomicTableWriteExec.md
- BaseAggregateExec: physical-operators/BaseAggregateExec.md
- BaseCacheTableExec: physical-operators/BaseCacheTableExec.md
- BaseJoinExec: physical-operators/BaseJoinExec.md
- BaseSubqueryExec: physical-operators/BaseSubqueryExec.md
- BatchWriteHelper: physical-operators/BatchWriteHelper.md
- BatchScanExec: physical-operators/BatchScanExec.md
- BroadcastExchangeExec: physical-operators/BroadcastExchangeExec.md
- BroadcastExchangeLike: physical-operators/BroadcastExchangeLike.md
- BroadcastHashJoinExec: physical-operators/BroadcastHashJoinExec.md
- BroadcastNestedLoopJoinExec: physical-operators/BroadcastNestedLoopJoinExec.md
- BroadcastQueryStageExec: physical-operators/BroadcastQueryStageExec.md
- physical-operators/CacheTableAsSelectExec.md
- physical-operators/CacheTableExec.md
- CoalesceExec: physical-operators/CoalesceExec.md
- CollectLimitExec: physical-operators/CollectLimitExec.md
- CollectMetricsExec: physical-operators/CollectMetricsExec.md
- ColumnarToRowExec: physical-operators/ColumnarToRowExec.md
- ColumnarToRowTransition: physical-operators/ColumnarToRowTransition.md
- CreateTableAsSelectExec: physical-operators/CreateTableAsSelectExec.md
- CodegenSupport: physical-operators/CodegenSupport.md
- DataSourceScanExec: physical-operators/DataSourceScanExec.md
- DataSourceV2ScanExecBase: physical-operators/DataSourceV2ScanExecBase.md
- DataWritingCommandExec: physical-operators/DataWritingCommandExec.md
- DebugExec: physical-operators/DebugExec.md
- DeleteFromTableExec: physical-operators/DeleteFromTableExec.md
- DescribeTableExec: physical-operators/DescribeTableExec.md
- DeserializeToObjectExec: physical-operators/DeserializeToObjectExec.md
- DropNamespaceExec: physical-operators/DropNamespaceExec.md
- EvalPythonExec: physical-operators/EvalPythonExec.md
- Exchange: physical-operators/Exchange.md
- ExecutedCommandExec: physical-operators/ExecutedCommandExec.md
- ExpandExec: physical-operators/ExpandExec.md
- ExternalRDDScanExec: physical-operators/ExternalRDDScanExec.md
- FileSourceScanExec: physical-operators/FileSourceScanExec.md
- FilterExec: physical-operators/FilterExec.md
- GenerateExec: physical-operators/GenerateExec.md
- HashAggregateExec: physical-operators/HashAggregateExec.md
- HashedRelation: physical-operators/HashedRelation.md
- HashJoin: physical-operators/HashJoin.md
- InMemoryTableScanExec: physical-operators/InMemoryTableScanExec.md
- InputAdapter: physical-operators/InputAdapter.md
- JoinCodegenSupport: physical-operators/JoinCodegenSupport.md
- LocalTableScanExec: physical-operators/LocalTableScanExec.md
- LongHashedRelation: physical-operators/LongHashedRelation.md
- ObjectConsumerExec: physical-operators/ObjectConsumerExec.md
- ObjectHashAggregateExec: physical-operators/ObjectHashAggregateExec.md
- ObjectProducerExec: physical-operators/ObjectProducerExec.md
- OrderPreservingUnaryExecNode: physical-operators/OrderPreservingUnaryExecNode.md
- OverwriteByExpressionExec: physical-operators/OverwriteByExpressionExec.md
- PartitioningPreservingUnaryExecNode: physical-operators/PartitioningPreservingUnaryExecNode.md
- ProjectExec: physical-operators/ProjectExec.md
- QueryStageExec: physical-operators/QueryStageExec.md
- RangeExec: physical-operators/RangeExec.md
- ReusedExchangeExec: physical-operators/ReusedExchangeExec.md
- ReusedSubqueryExec: physical-operators/ReusedSubqueryExec.md
- RowDataSourceScanExec: physical-operators/RowDataSourceScanExec.md
- RowToColumnarExec: physical-operators/RowToColumnarExec.md
- SerializeFromObjectExec: physical-operators/SerializeFromObjectExec.md
- SetCatalogAndNamespaceExec: physical-operators/SetCatalogAndNamespaceExec.md
- ShowCreateTableExec: physical-operators/ShowCreateTableExec.md
- ShowTablesExec: physical-operators/ShowTablesExec.md
- ShowTablePropertiesExec: physical-operators/ShowTablePropertiesExec.md
- ShuffleExchangeExec: physical-operators/ShuffleExchangeExec.md
- ShuffleExchangeLike: physical-operators/ShuffleExchangeLike.md
- ShuffledHashJoinExec: physical-operators/ShuffledHashJoinExec.md
- ShuffledJoin: physical-operators/ShuffledJoin.md
- ShuffleOrigin: physical-operators/ShuffleOrigin.md
- ShuffleQueryStageExec: physical-operators/ShuffleQueryStageExec.md
- SortAggregateExec: physical-operators/SortAggregateExec.md
- SortMergeJoinExec:
- SortMergeJoinExec: physical-operators/SortMergeJoinExec.md
- SortMergeJoinScanner: physical-operators/SortMergeJoinScanner.md
- SortExec: physical-operators/SortExec.md
- SparkPlan: physical-operators/SparkPlan.md
- SubqueryExec: physical-operators/SubqueryExec.md
- TableWriteExecHelper: physical-operators/TableWriteExecHelper.md
- physical-operators/TruncateTableExec.md
- UnaryExecNode: physical-operators/UnaryExecNode.md
- V2CommandExec: physical-operators/V2CommandExec.md
- V2ExistingTableWriteExec: physical-operators/V2ExistingTableWriteExec.md
- V2TableWriteExec: physical-operators/V2TableWriteExec.md
- WholeStageCodegenExec: physical-operators/WholeStageCodegenExec.md
- WindowExec: physical-operators/WindowExec.md
- WindowExecBase: physical-operators/WindowExecBase.md
- WriteDeltaExec: physical-operators/WriteDeltaExec.md
- WriteFilesExec: physical-operators/WriteFilesExec.md
- Distribution and Partitioning:
- Distribution: physical-operators/Distribution.md
- Partitioning: physical-operators/Partitioning.md
- Distribution Specifications:
- AllTuples: physical-operators/AllTuples.md
- BroadcastDistribution: physical-operators/BroadcastDistribution.md
- ClusteredDistribution: physical-operators/ClusteredDistribution.md
- HashClusteredDistribution: physical-operators/HashClusteredDistribution.md
- OrderedDistribution: physical-operators/OrderedDistribution.md
- UnspecifiedDistribution: physical-operators/UnspecifiedDistribution.md
- Broadcast Modes:
- BroadcastMode: physical-operators/BroadcastMode.md
- HashedRelationBroadcastMode: physical-operators/HashedRelationBroadcastMode.md
- ShuffleSpec: physical-operators/ShuffleSpec.md
- ... | physical-optimizations/**.md
- QueryExecution: QueryExecution.md
- QueryPlanningTracker: QueryPlanningTracker.md
- SparkOptimizer: SparkOptimizer.md
- SparkPlanner: SparkPlanner.md
- Internals:
- Overview: overview.md
- DataSource: DataSource.md
- developer-api.md
- ExecutionListenerBus: ExecutionListenerBus.md
- ExecutionListenerManager: ExecutionListenerManager.md
- SharedState: SharedState.md
- SQLConf: SQLConf.md
- SQLConfHelper: SQLConfHelper.md
- StaticSQLConf: StaticSQLConf.md
- SparkSession Registries:
- Catalog:
- Catalog: Catalog.md
- CatalogImpl: CatalogImpl.md
- CatalogStatistics: CatalogStatistics.md
- CatalogUtils: CatalogUtils.md
- ExperimentalMethods: ExperimentalMethods.md
- ExternalCatalog:
- ExternalCatalog: ExternalCatalog.md
- InMemoryCatalog: InMemoryCatalog.md
- ExternalCatalogWithListener.md
- FunctionRegistry:
- FunctionRegistry: FunctionRegistry.md
- FunctionRegistryBase: FunctionRegistryBase.md
- SimpleFunctionRegistry: SimpleFunctionRegistry.md
- SimpleFunctionRegistryBase: SimpleFunctionRegistryBase.md
- SimpleTableFunctionRegistry: SimpleTableFunctionRegistry.md
- TableFunctionRegistry: TableFunctionRegistry.md
- GlobalTempViewManager: GlobalTempViewManager.md
- SessionCatalog:
- SessionCatalog: SessionCatalog.md
- CatalogStorageFormat: CatalogStorageFormat.md
- CatalogTable: CatalogTable.md
- CatalogTablePartition: CatalogTablePartition.md
- V2SessionCatalog: V2SessionCatalog.md
- SessionState:
- SessionState: SessionState.md
- BaseSessionStateBuilder: BaseSessionStateBuilder.md
- SessionStateBuilder: SessionStateBuilder.md
- CacheManager:
- CacheManager: CacheManager.md
- RuntimeConfig: RuntimeConfig.md
- Encoder:
- Encoder: Encoder.md
- ExpressionEncoder: ExpressionEncoder.md
- RowEncoder: RowEncoder.md
- ScalaReflection: ScalaReflection.md
- SQLExecution: SQLExecution.md
- SQLMetric: SQLMetric.md
- Tungsten Execution Backend:
- tungsten/index.md
- CatalystSerde: CatalystSerde.md
- ExternalAppendOnlyUnsafeRowArray: ExternalAppendOnlyUnsafeRowArray.md
- HashMapGenerator: HashMapGenerator.md
- InternalRow: InternalRow.md
- UnsafeHashedRelation: UnsafeHashedRelation.md
- UnsafeRow: UnsafeRow.md
- UnsafeRowSerializerInstance: tungsten/UnsafeRowSerializerInstance.md
- RDDs:
- DataSourceRDD: DataSourceRDD.md
- DataSourceRDDPartition: DataSourceRDDPartition.md
- FileScanRDD: rdds/FileScanRDD.md
- ShuffledRowRDD: ShuffledRowRDD.md
- SQLExecutionRDD: SQLExecutionRDD.md
- SQL:
- sql/index.md
- AbstractSqlParser: sql/AbstractSqlParser.md
- AstBuilder: sql/AstBuilder.md
- CatalystSqlParser: sql/CatalystSqlParser.md
- ParserInterface: sql/ParserInterface.md
- SparkSqlParser: sql/SparkSqlParser.md
- SparkSqlAstBuilder: sql/SparkSqlAstBuilder.md
- VariableSubstitution: sql/VariableSubstitution.md
- Connectors:
- connectors/index.md
- Avro:
- avro/index.md
- AvroOptions: avro/AvroOptions.md
- AvroFileFormat: avro/AvroFileFormat.md
- CatalystDataToAvro: avro/CatalystDataToAvro.md
- AvroDataToCatalyst: avro/AvroDataToCatalyst.md
- Files:
- files/index.md
- AggregatePushDownUtils: files/AggregatePushDownUtils.md
- BaseDynamicPartitionDataWriter: files/BaseDynamicPartitionDataWriter.md
- BasicWriteJobStatsTracker: files/BasicWriteJobStatsTracker.md
- BasicWriteTaskStats: files/BasicWriteTaskStats.md
- BasicWriteTaskStatsTracker: files/BasicWriteTaskStatsTracker.md
- CompressionCodecs: files/CompressionCodecs.md
- DynamicPartitionDataSingleWriter: files/DynamicPartitionDataSingleWriter.md
- DynamicPartitionDataConcurrentWriter: files/DynamicPartitionDataConcurrentWriter.md
- FileBatchWrite: files/FileBatchWrite.md
- FileDataSourceV2: files/FileDataSourceV2.md
- FileFormat: files/FileFormat.md
- FileFormatDataWriter: files/FileFormatDataWriter.md
- FileFormatWriter: files/FileFormatWriter.md
- FileIndex:
- files/FileIndex.md
- files/CatalogFileIndex.md
- files/InMemoryFileIndex.md
- files/PartitioningAwareFileIndex.md
- files/PrunedInMemoryFileIndex.md
- FilePartition: files/FilePartition.md
- FilePartitionReaderFactory: files/FilePartitionReaderFactory.md
- FileScan: files/FileScan.md
- FileScanBuilder: files/FileScanBuilder.md
- FileStatusCache: files/FileStatusCache.md
- FileTable: files/FileTable.md
- FileWrite: files/FileWrite.md
- FileWriterFactory: files/FileWriterFactory.md
- HadoopFileLinesReader: files/HadoopFileLinesReader.md
- HadoopFsRelation: files/HadoopFsRelation.md
- PartitionedFile: files/PartitionedFile.md
- PartitionedFileUtil: files/PartitionedFileUtil.md
- RecordReaderIterator: files/RecordReaderIterator.md
- SharedInMemoryCache: files/SharedInMemoryCache.md
- SchemaMergeUtils: files/SchemaMergeUtils.md
- SingleDirectoryDataWriter: files/SingleDirectoryDataWriter.md
- WriteJobStatsTracker: files/WriteJobStatsTracker.md
- WriteTaskStats: files/WriteTaskStats.md
- WriteTaskStatsTracker: files/WriteTaskStatsTracker.md
- Hive:
- hive/index.md
- Configuration Properties: hive/configuration-properties.md
- Hive Metastore: hive/spark-sql-hive-metastore.md
- DataSinks: hive/DataSinks.md
- HiveClient: hive/HiveClient.md
- HiveClientImpl: hive/HiveClientImpl.md
- HiveFileFormat: hive/HiveFileFormat.md
- HiveUtils: hive/HiveUtils.md
- IsolatedClientLoader: hive/IsolatedClientLoader.md
- HiveTableRelation: hive/HiveTableRelation.md
- CreateHiveTableAsSelectCommand: hive/CreateHiveTableAsSelectCommand.md
- SaveAsHiveFile: hive/SaveAsHiveFile.md
- InsertIntoHiveDirCommand: hive/InsertIntoHiveDirCommand.md
- InsertIntoHiveTable: hive/InsertIntoHiveTable.md
- HiveTableScans: hive/HiveTableScans.md
- HiveTableScanExec: hive/HiveTableScanExec.md
- TableReader: hive/TableReader.md
- HadoopTableReader: hive/HadoopTableReader.md
- HiveSessionStateBuilder: hive/HiveSessionStateBuilder.md
- HiveExternalCatalog: hive/HiveExternalCatalog.md
- HiveSessionCatalog: hive/HiveSessionCatalog.md
- HiveMetastoreCatalog: hive/HiveMetastoreCatalog.md
- RelationConversions: hive/RelationConversions.md
- ResolveHiveSerdeTable: hive/ResolveHiveSerdeTable.md
- DetermineTableStats: hive/DetermineTableStats.md
- HiveAnalysis: hive/HiveAnalysis.md
- ... | jdbc/**.md
- Kafka:
- kafka/index.md
- Configuration Properties: kafka/configuration-properties.md
- KafkaBatch: kafka/KafkaBatch.md
- KafkaBatchWrite: kafka/KafkaBatchWrite.md
- KafkaBatchWriterFactory: kafka/KafkaBatchWriterFactory.md
- KafkaDataConsumer: kafka/KafkaDataConsumer.md
- KafkaDataWriter: kafka/KafkaDataWriter.md
- KafkaOffsetRangeLimit: kafka/KafkaOffsetRangeLimit.md
- KafkaOffsetReader: kafka/KafkaOffsetReader.md
- KafkaRelation: kafka/KafkaRelation.md
- KafkaScan: kafka/KafkaScan.md
- KafkaSourceProvider: kafka/KafkaSourceProvider.md
- KafkaSourceRDD: kafka/KafkaSourceRDD.md
- KafkaSourceRDDPartition: kafka/KafkaSourceRDDPartition.md
- KafkaTable: kafka/KafkaTable.md
- KafkaWrite: kafka/KafkaWrite.md
- KafkaWriter: kafka/KafkaWriter.md
- KafkaWriteTask: kafka/KafkaWriteTask.md
- Misc:
- ConsumerStrategy: kafka/ConsumerStrategy.md
- InternalKafkaConsumer: kafka/InternalKafkaConsumer.md
- InternalKafkaProducerPool: kafka/InternalKafkaProducerPool.md
- JsonUtils: kafka/JsonUtils.md
- KafkaRowWriter: kafka/KafkaRowWriter.md
- KafkaRecordToRowConverter: kafka/KafkaRecordToRowConverter.md
- Options: kafka/options.md
- Noop:
- noop/index.md
- NoopDataSource: noop/NoopDataSource.md
- NoopTable: noop/NoopTable.md
- NoopWriteBuilder: noop/NoopWriteBuilder.md
- NoopBatchWrite: noop/NoopBatchWrite.md
- NoopStreamingWrite: noop/NoopStreamingWrite.md
- ... | parquet/**.md
- DataWritingSparkTask: connectors/DataWritingSparkTask.md
- DataSourceV2Utils: connectors/DataSourceV2Utils.md
- OutputWriter: connectors/OutputWriter.md
- High-Level APIs:
- Column: Column.md
- ColumnarRule: ColumnarRule.md
- ... | connector/**.md
- ... | types/**.md
- DataFrame: DataFrame.md
- DataFrameNaFunctions.md
- DataFrameReader.md
- DataFrameStatFunctions.md
- DataFrameWriter.md
- DataFrameWriterV2.md
- Dataset.md
- ... | dataset/**.md
- DataSource V1 API:
- DataSourceRegister: DataSourceRegister.md
- CreatableRelationProvider: CreatableRelationProvider.md
- RelationProvider: RelationProvider.md
- SchemaRelationProvider: SchemaRelationProvider.md
- BaseRelation: BaseRelation.md
- FileRelation: FileRelation.md
- InsertableRelation: InsertableRelation.md
- PrunedFilteredScan: PrunedFilteredScan.md
- PrunedScan: PrunedScan.md
- TableScan: TableScan.md
- Filter: Filter.md
- Encoders: Encoders.md
- KeyValueGroupedDataset: KeyValueGroupedDataset.md
- Observation: Observation.md
- QueryExecutionListener: QueryExecutionListener.md
- RelationalGroupedDataset: RelationalGroupedDataset.md
- SparkSession: SparkSession.md
- SparkSession.Builder: SparkSession-Builder.md
- SparkSessionExtensions: SparkSessionExtensions.md
- ... | standard-functions/**.md
- TypedColumn: TypedColumn.md
- ... | window-functions/**.md
- ... | ui/**.md
# Demo section uses awesome-pages plugin
# https://github.com/lukasgeiter/mkdocs-awesome-pages-plugin
# Review demo/.pages for setup
- ... | demo/**.md
- Misc:
- AggregatingAccumulator: AggregatingAccumulator.md
- DistinctKeyVisitor: DistinctKeyVisitor.md
- FilterEvaluatorFactory: FilterEvaluatorFactory.md
- JoinSelectionHelper.md
- PushDownUtils: PushDownUtils.md
- UnsafeExternalRowSorter: UnsafeExternalRowSorter.md
- BindReferences: BindReferences.md
- IntervalUtils: IntervalUtils.md
- ExplainUtils: ExplainUtils.md
- SerializerBuildHelper: SerializerBuildHelper.md
- Dataset, DataFrame and RDD: spark-sql-dataset-rdd.md
- Dataset and SQL: spark-sql-dataset-vs-sql.md
- DDLUtils: connectors/DDLUtils.md
- Implicits: implicits.md
- Row: Row.md
- Data Source API:
- CreateTableWriter: CreateTableWriter.md
- WriteConfigMethods: WriteConfigMethods.md
- Column Operators: spark-sql-column-operators.md
- Caching and Persistence:
- Caching and Persistence: caching-and-persistence.md
- User-Friendly Names of Cached Queries in web UI: caching-webui-storage.md
- Checkpointing: checkpointing.md
- Performance Tuning and Debugging:
- Debugging Query Execution: debugging-query-execution.md
- Performance Tuning: spark-sql-performance-tuning.md
- Case Study: spark-sql-performance-tuning-groupBy-aggregation.md
- CheckAnalysis: CheckAnalysis.md
- CatalystTypeConverters: CatalystTypeConverters.md
- SubExprUtils: SubExprUtils.md
- PredicateHelper: PredicateHelper.md
- ExtractEquiJoinKeys: ExtractEquiJoinKeys.md
- ExtractSingleColumnNullAwareAntiJoin: ExtractSingleColumnNullAwareAntiJoin.md
- ExtractJoinWithBuckets: ExtractJoinWithBuckets.md
- PhysicalOperation: PhysicalOperation.md
- KnownSizeEstimation: KnownSizeEstimation.md