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Presto 0.229 Documentation
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8.38. SHOW FUNCTIONS

 Github  来源:PrestoDB 浏览 354 扫码 分享 2019-11-30 14:22:43
  • 8.38. SHOW FUNCTIONS
    • Synopsis
    • Description

    8.38. SHOW FUNCTIONS

    Synopsis

    1. SHOW FUNCTIONS

    Description

    List all the functions available for use in queries.

    当前内容版权归 PrestoDB 或其关联方所有，如需对内容或内容相关联开源项目进行关注与资助，请访问 PrestoDB .
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    • Presto v0.289 Documentation
    • Presto v0.285 Documentation
    • Presto v0.280 Documentation
    • Presto 0.275 Documentation
    • Presto 0.272.1 Documentation
    • Presto 0.268 Documentation
    • Presto 0.257 Documentation
    • Presto 0.245.1 Documentation
    • Presto 0.242 Documentation
    • Presto 0.237 Documentation
    • Presto 0.236 Documentation
    • Presto 0.234 Documentation
    • Presto 0.229 Documentation
    • Presto 0.221 Documentation
    • Presto 0.220 Documentation
    • Presto 0.206 Documentation
    • 1. Overview
      • 1.1. Use Cases
      • 1.2. Presto Concepts
    • 2. Installation
      • 2.1. Deploying Presto
      • 2.2. Command Line Interface
      • 2.3. JDBC Driver
      • 2.4. Presto Verifier
      • 2.5. Benchmark Driver
      • 2.6. Web Connector for Tableau
    • 3. Security
      • 3.1. Coordinator Kerberos Authentication
      • 3.2. CLI Kerberos Authentication
      • 3.3. LDAP Authentication
      • 3.4. Java Keystores and Truststores
      • 3.5. Built-in System Access Control
      • 3.6. Secure Internal Communication
    • 4. Administration
      • 4.1. Web Interface
      • 4.2. Tuning Presto
      • 4.3. Properties Reference
      • 4.4. Spill to Disk
      • 4.5. Resource Groups
      • 4.6. Session Property Managers
      • 4.7. Distributed sort
    • 5. Connectors
      • 5.1. Accumulo Connector
      • 5.2. Black Hole Connector
      • 5.3. Cassandra Connector
      • 5.4. Elasticsearch Connector
      • 5.5. Hive Connector
      • 5.6. Hive Security Configuration
      • 5.7. JMX Connector
      • 5.8. Kafka Connector
      • 5.9. Kafka Connector Tutorial
      • 5.10. Kudu Connector
      • 5.11. Local File Connector
      • 5.12. Memory Connector
      • 5.13. MongoDB Connector
      • 5.14. MySQL Connector
      • 5.15. Pinot Connector
      • 5.16. PostgreSQL Connector
      • 5.17. Redis Connector
      • 5.18. Redshift Connector
      • 5.19. SQL Server Connector
      • 5.20. System Connector
      • 5.21. Thrift Connector
      • 5.22. TPCDS Connector
      • 5.23. TPCH Connector
    • 6. Functions and Operators
      • 6.1. Logical Operators
      • 6.2. Comparison Functions and Operators
      • 6.3. Conditional Expressions
      • 6.4. Lambda Expressions
      • 6.5. Conversion Functions
      • 6.6. Mathematical Functions and Operators
      • 6.7. Bitwise Functions
      • 6.8. Decimal Functions and Operators
      • 6.9. String Functions and Operators
      • 6.10. Regular Expression Functions
      • 6.11. Binary Functions and Operators
      • 6.12. JSON Functions and Operators
      • 6.13. Date and Time Functions and Operators
      • 6.14. Aggregate Functions
      • 6.15. Window Functions
      • 6.16. Array Functions and Operators
      • 6.17. Map Functions and Operators
      • 6.18. URL Functions
      • 6.19. IP Functions
      • 6.20. Geospatial Functions
      • 6.21. HyperLogLog Functions
      • 6.22. Quantile Digest Functions
      • 6.23. Color Functions
      • 6.24. Session Information
      • 6.25. Teradata Functions
    • 7. SQL Language
      • 7.1. Data Types
      • 7.2. Reserved Keywords
    • 8. SQL Statement Syntax
      • 8.1. ALTER SCHEMA
      • 8.2. ALTER TABLE
      • 8.3. ANALYZE
      • 8.4. CALL
      • 8.5. COMMIT
      • 8.6. CREATE ROLE
      • 8.7. CREATE SCHEMA
      • 8.8. CREATE TABLE
      • 8.9. CREATE TABLE AS
      • 8.10. CREATE VIEW
      • 8.11. DEALLOCATE PREPARE
      • 8.12. DELETE
      • 8.13. DESCRIBE
      • 8.14. DESCRIBE INPUT
      • 8.15. DESCRIBE OUTPUT
      • 8.16. DROP ROLE
      • 8.17. DROP SCHEMA
      • 8.18. DROP TABLE
      • 8.19. DROP VIEW
      • 8.20. EXECUTE
      • 8.21. EXPLAIN
      • 8.22. EXPLAIN ANALYZE
      • 8.23. GRANT
      • 8.24. GRANT ROLES
      • 8.25. INSERT
      • 8.26. PREPARE
      • 8.27. RESET SESSION
      • 8.28. REVOKE
      • 8.29. REVOKE ROLES
      • 8.30. ROLLBACK
      • 8.31. SELECT
      • 8.32. SET ROLE
      • 8.33. SET SESSION
      • 8.34. SHOW CATALOGS
      • 8.35. SHOW COLUMNS
      • 8.36. SHOW CREATE TABLE
      • 8.37. SHOW CREATE VIEW
      • 8.38. SHOW FUNCTIONS
      • 8.39. SHOW GRANTS
      • 8.40. SHOW ROLE GRANTS
      • 8.41. SHOW ROLES
      • 8.42. SHOW SCHEMAS
      • 8.43. SHOW SESSION
      • 8.44. SHOW STATS
      • 8.45. SHOW TABLES
      • 8.46. START TRANSACTION
      • 8.47. USE
      • 8.48. VALUES
    • 9. Migration
      • 9.1. Migrating From Hive
    • 10. Developer Guide
      • 10.1. SPI Overview
      • 10.2. Connectors
      • 10.3. Example HTTP Connector
      • 10.4. Types
      • 10.5. Functions
      • 10.6. System Access Control
      • 10.7. Password Authenticator
      • 10.8. Event Listener
    • 11. Release Notes
      • 11.1. Release 0.229
      • 11.2. Release 0.228
      • 11.3. Release 0.227
      • 11.4. Release 0.226
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