- text: Getting Started
  url: sql-getting-started.html
  subitems:
    - text: "Starting Point: SparkSession"
      url: sql-getting-started.html#starting-point-sparksession
    - text: Creating DataFrames
      url: sql-getting-started.html#creating-dataframes
    - text: Untyped Dataset Operations (DataFrame operations)
      url: sql-getting-started.html#untyped-dataset-operations-aka-dataframe-operations
    - text: Running SQL Queries Programmatically
      url: sql-getting-started.html#running-sql-queries-programmatically
    - text: Global Temporary View
      url: sql-getting-started.html#global-temporary-view
    - text: Creating Datasets
      url: sql-getting-started.html#creating-datasets
    - text: Interoperating with RDDs
      url: sql-getting-started.html#interoperating-with-rdds
    - text: Scalar Functions
      url: sql-getting-started.html#scalar-functions
    - text: Aggregations
      url: sql-getting-started.html#aggregations
- text: Data Sources
  url: sql-data-sources.html
  subitems:
    - text: "Generic Load/Save Functions"
      url: sql-data-sources-load-save-functions.html
    - text: Parquet Files
      url: sql-data-sources-parquet.html
    - text: ORC Files
      url: sql-data-sources-orc.html
    - text: JSON Files
      url: sql-data-sources-json.html
    - text: Hive Tables
      url: sql-data-sources-hive-tables.html
    - text: JDBC To Other Databases
      url: sql-data-sources-jdbc.html
    - text: Avro Files
      url: sql-data-sources-avro.html
    - text: Whole Binary Files
      url: sql-data-sources-binaryFile.html
    - text: Troubleshooting
      url: sql-data-sources-troubleshooting.html
- text: Performance Tuning
  url: sql-performance-tuning.html
  subitems:
    - text: Caching Data In Memory
      url: sql-performance-tuning.html#caching-data-in-memory
    - text: Other Configuration Options
      url: sql-performance-tuning.html#other-configuration-options
    - text: Join Strategy Hints for SQL Queries
      url: sql-performance-tuning.html#join-strategy-hints-for-sql-queries
- text: Distributed SQL Engine
  url: sql-distributed-sql-engine.html
  subitems:
    - text: "Running the Thrift JDBC/ODBC server"
      url: sql-distributed-sql-engine.html#running-the-thrift-jdbcodbc-server
    - text: Running the Spark SQL CLI
      url: sql-distributed-sql-engine.html#running-the-spark-sql-cli
- text: PySpark Usage Guide for Pandas with Apache Arrow
  url: sql-pyspark-pandas-with-arrow.html
  subitems:
    - text: Apache Arrow in Spark
      url: sql-pyspark-pandas-with-arrow.html#apache-arrow-in-spark
    - text: "Enabling for Conversion to/from Pandas"
      url: sql-pyspark-pandas-with-arrow.html#enabling-for-conversion-tofrom-pandas
    - text: "Pandas UDFs (a.k.a. Vectorized UDFs)"
      url: sql-pyspark-pandas-with-arrow.html#pandas-udfs-aka-vectorized-udfs
    - text: Usage Notes
      url: sql-pyspark-pandas-with-arrow.html#usage-notes
- text: Migration Guide
  url: sql-migration-old.html
- text: SQL Reference
  url: sql-ref.html
  subitems:
    - text: Data Types
      url: sql-ref-datatypes.html
    - text: Null Semantics
      url: sql-ref-null-semantics.html
    - text: NaN Semantics
      url: sql-ref-nan-semantics.html
    - text: SQL Syntax
      url: sql-ref-syntax.html
      subitems:
        - text: Data Definition Statements
          url: sql-ref-syntax-ddl.html
          subitems:
            - text: ALTER DATABASE
              url: sql-ref-syntax-ddl-alter-database.html
            - text: ALTER TABLE
              url: sql-ref-syntax-ddl-alter-table.html
            - text: ALTER VIEW
              url: sql-ref-syntax-ddl-alter-view.html
            - text: CREATE DATABASE
              url: sql-ref-syntax-ddl-create-database.html
            - text: CREATE FUNCTION
              url: sql-ref-syntax-ddl-create-function.html
            - text: CREATE TABLE
              url: sql-ref-syntax-ddl-create-table.html
            - text: CREATE VIEW
              url: sql-ref-syntax-ddl-create-view.html
            - text: DROP DATABASE
              url: sql-ref-syntax-ddl-drop-database.html
            - text: DROP FUNCTION
              url: sql-ref-syntax-ddl-drop-function.html
            - text: DROP TABLE
              url: sql-ref-syntax-ddl-drop-table.html
            - text: DROP VIEW
              url: sql-ref-syntax-ddl-drop-view.html
            - text: TRUNCATE TABLE
              url: sql-ref-syntax-ddl-truncate-table.html
            - text: REPAIR TABLE
              url: sql-ref-syntax-ddl-repair-table.html
        - text: Data Manipulation Statements
          url: sql-ref-syntax-dml.html
          subitems:
            - text: INSERT
              url: sql-ref-syntax-dml-insert.html
            - text: LOAD
              url: sql-ref-syntax-dml-load.html
        - text: Data Retrieval(Queries)
          url: sql-ref-syntax-qry.html
          subitems:
            - text: SELECT 
              url: sql-ref-syntax-qry-select.html 
              subitems:
                - text: DISTINCT Clause
                  url: sql-ref-syntax-qry-select-distinct.html
                - text: Joins
                  url: sql-ref-syntax-qry-select-join.html
                - text: ORDER BY Clause 
                  url: sql-ref-syntax-qry-select-orderby.html
                - text: GROUP BY Clause 
                  url: sql-ref-syntax-qry-select-groupby.html
                - text: HAVING Clause 
                  url: sql-ref-syntax-qry-select-having.html
                - text: LIMIT Clause 
                  url: sql-ref-syntax-qry-select-limit.html
                - text: Set operations
                  url: sql-ref-syntax-qry-select-setops.html
                - text: USE database
                  url: sql-ref-syntax-qry-select-usedb.html
                - text: Common Table Expression(CTE)
                  url: sql-ref-syntax-qry-select-cte.html
                - text: Subqueries
                  url: sql-ref-syntax-qry-select-subqueries.html
                - text: Query hints
                  url: sql-ref-syntax-qry-select-hints.html
            - text: SAMPLING
              url: sql-ref-syntax-qry-sampling.html
            - text: WINDOWING ANALYTIC FUNCTIONS 
              url: sql-ref-syntax-qry-window.html
            - text: AGGREGATION (CUBE/ROLLUP/GROUPING)
              url: sql-ref-syntax-qry-aggregation.html
            - text: EXPLAIN
              url: sql-ref-syntax-qry-explain.html
        - text: Auxilarry Statements
          url: sql-ref-syntax-aux.html
          subitems:
            - text: Analyze statement
              url: sql-ref-syntax-aux-analyze.html
              subitems: 
                - text: ANALYZE TABLE
                  url: sql-ref-syntax-aux-analyze-table.html
            - text: Caching statements 
              url: sql-ref-syntax-aux-cache.html
              subitems:
                - text: CACHE TABLE
                  url: sql-ref-syntax-aux-cache-cache-table.html
                - text: UNCACHE TABLE
                  url: sql-ref-syntax-aux-cache-uncache-table.html
                - text: CLEAR CACHE
                  url: sql-ref-syntax-aux-cache-clear-cache.html
                - text: REFRESH TABLE
                  url: sql-ref-syntax-aux-refresh-table.html
                - text: REFRESH
                  url: sql-ref-syntax-aux-cache-refresh.md
            - text: Describe Commands
              url: sql-ref-syntax-aux-describe.html
              subitems:
                - text: DESCRIBE DATABASE
                  url: sql-ref-syntax-aux-describe-database.html
                - text: DESCRIBE TABLE
                  url: sql-ref-syntax-aux-describe-table.html
                - text: DESCRIBE FUNCTION
                  url: sql-ref-syntax-aux-describe-function.html
                - text: DESCRIBE QUERY
                  url: sql-ref-syntax-aux-describe-query.html
            - text: Show commands
              url: sql-ref-syntax-aux-show.html
              subitems:
                - text: SHOW COLUMNS 
                  url: sql-ref-syntax-aux-show-columns.html
                - text: SHOW DATABASES
                  url: sql-ref-syntax-aux-show-databases.html
                - text: SHOW FUNCTIONS
                  url: sql-ref-syntax-aux-show-functions.html
                - text: SHOW TABLE
                  url: sql-ref-syntax-aux-show-table.html
                - text: SHOW TABLES
                  url: sql-ref-syntax-aux-show-tables.html
                - text: SHOW TBLPROPERTIES
                  url: sql-ref-syntax-aux-show-tblproperties.html
                - text: SHOW PARTITIONS 
                  url: sql-ref-syntax-aux-show-partitions.html
                - text: SHOW CREATE TABLE
                  url: sql-ref-syntax-aux-show-create-table.html
            - text: Configuration Management Commands
              url: sql-ref-syntax-aux-conf-mgmt.html
              subitems:
                - text: SET 
                  url: sql-ref-syntax-aux-conf-mgmt-set.html
                - text: RESET
                  url: sql-ref-syntax-aux-conf-mgmt-reset.html
            - text: Resource Management Commands
              url: sql-ref-syntax-aux-resource-mgmt.html
              subitems:
                - text: ADD FILE
                  url: sql-ref-syntax-aux-resource-mgmt-add-file.html
                - text: ADD JAR
                  url: sql-ref-syntax-aux-resource-mgmt-add-jar.html
                - text: LIST FILE
                  url: sql-ref-syntax-aux-resource-mgmt-list-file.html
                - text: LIST JAR
                  url: sql-ref-syntax-aux-resource-mgmt-list-jar.html
    - text: Functions
      url: sql-ref-functions.html
      subitems:
        - text: Builtin Functions
          url: sql-ref-functions-builtin.html
          subitems:
            - text: Scalar functions
              url: sql-ref-functions-builtin-scalar.html
            - text: Aggregate functions
              url: sql-ref-functions-builtin-aggregate.html
        - text: User defined Functions
          url: sql-ref-functions-udf.html
          subitems:
            - text: Scalar functions
              url: sql-ref-functions-udf-scalar.html
            - text: Aggregate functions
              url: sql-ref-functions-udf-aggregate.html
    - text: Arithmetic operations
      url: sql-ref-arithmetic-ops.html