Couchbase
Docs
Couchbase Documentation Overview
  • Server
  • N1QL
  • Full Text Search
  • Analytics
  • Eventing
  • Autonomous Operator
  • Mobile
  • Lite
  • Sync Gateway
  • SDKs
  • C
  • .NET
  • Go
  • Java
  • Node.js
  • PHP
  • Python
  • Scala
  • Connectors
  • Elasticsearch
  • Hadoop
  • Kafka
  • Spark
  • Talend
  • ODBC/JDBC
Couchbase Server 6.0
  • Couchbase Server 6.5 BETA
  • Couchbase Server 5.5
  • Couchbase Server 5.1
  • Couchbase Server 5.0
  • Couchbase Server 4.6
  • Couchbase Server 4.5
  • Couchbase Server 4.1
  • Couchbase Server 4.0
Downloads
  • Welcome!
    • Why Couchbase?
    • What’s New?
    • Couchbase Server Editions
    • Contact Couchbase
  • Get Started
    • Start Here!
    • Do a Quick Install
    • Explore the Server Configuration
    • Run Your First N1QL Query
    • Choose Your Next Steps
  • Learn
    • Overview
      • Glossary
      • List of Architecture Diagrams
    • Data
      • Data Model
      • N1QL versus SQL
      • Extended Attributes
    • Buckets, Memory, and Storage
      • Buckets
        • vBuckets
        • Compression
        • Expiration
      • Memory and Storage
        • Memory
        • Storage
    • Services and Indexes
      • Services
        • Data Service
        • Query Service
        • Index Service
        • Search Service
        • Analytics Service
        • Eventing Service
      • Indexes
        • Global Secondary Indexes
          • Availability and Performance
          • Indexing
          • Scans
          • Pushdowns
          • Storage Settings
        • Views
          • View Concepts
            • Stream-based Views
            • View Operations
            • Views and Stored Data
            • Development Views
            • Production Views
          • MapReduce Views
            • Writing MapReduce Views
              • Views Best Practices
              • Map Function
              • Reduce Function
              • Built-in Utility Functions
              • Built-in _count Function
              • Built-in _sum Function
              • Built-in _stats Function
              • Re-writing Built-in Reduce Functions
              • Custom Reduce Functions
              • Re-reduce Argument
              • Views for Non-JSON Objects
              • Translating SQL to MapReduce
              • Views in a Schema-less Database
            • Querying MapReduce Views
              • View and Query Examples
          • View Indexes for N1QL
    • Clusters and Availability
      • Cluster Manager
      • Connectivity
      • Size Limitations
      • Nodes
        • Failover
          • Graceful
          • Hard
          • Automatic
        • Rebalance
        • Recovery
      • Availability
        • Intra-Cluster Replication
        • Cross Data Center Replication (XDCR)
          • XDCR Advanced Settings
          • XDCR Conflict Resolution
          • XDCR Filtering
          • XDCR Cloud Deployment
        • Server Group Awareness
    • Security
      • Authentication
        • Usernames and Passwords
        • Certificates
      • Authorization
        • Roles
        • Resources Under Access Control
        • Upgrading to RBAC
      • Auditing
      • Encryption
  • Manage
    • Overview
      • Management Tools
    • Manage Nodes and Clusters
      • Initialize a Node
      • Create a Cluster
      • Add a Node and Rebalance
      • Join a Cluster and Rebalance
      • List Cluster Nodes
      • Remove a Node and Rebalance
      • Fail a Node Over and Rebalance
        • Graceful
        • Hard
      • Recover a Node and Rebalance
    • Manage Buckets
      • Create a Bucket
      • Edit a Bucket
      • Flush a Bucket
      • Delete a Bucket
    • Manage Logging
    • Manage Settings
      • Cluster
      • Software Updates
      • Node Availability
      • Email Alerts
      • Auto Compaction
      • Sample Buckets
    • Manage Groups
    • Manage XDCR
      • Prepare for XDCR
      • Create a Reference
      • Create a Replication
      • Pause a Replication
      • Resume a Replication
      • Delete a Replication
      • Delete a Reference
      • Secure a Replication
        • Half-Secure
        • Fully Secure
      • Recover Data with XDCR
      • Monitor a Replication
    • Manage Security
      • Manage Security Settings
      • Manage Users and Roles
      • Manage Authentication
        • Configure saslauthd
        • Configure PAM
        • Manage Certificates
          • Configure Server Certificates
          • Configure Client Certificates
          • Enable Client-Certificate Handling
          • Rotate Server Certificates
          • Handle Certificate Errors
      • Manage Auditing
      • Manage Sessions
      • Manage Console Access
      • Manage System Secrets
      • Manage Connections and Disks
    • Manage Backup and Restore
      • Backup
        • Strategies
        • Tutorial
        • Archive Layout
      • Incremental Backup and Restore
    • Monitor
      • Manage Monitoring Options
      • Monitor with REST
      • Monitor with cbstats
      • Monitor Statistics
      • Monitor XDCR Timestamp-based Conflict Resolution
      • Monitor Queries
    • Troubleshoot
      • Common Errors
      • Core Files
  • Develop
    • Developer’s Intro
    • SDKs
      • C
      • .NET
      • Go
      • Java
      • Node.js
      • PHP
      • Python
    • Starter Kits
    • Query
      • N1QL Language Reference
      • N1QL Error Codes
      • N1QL Queries and Results
      • N1QL Application Continuity
      • Group By and Aggregate Performance
      • Query Settings
      • Getting System Information
      • Running N1QL Queries from a Command Line
      • Conventions
      • Reserved Words
      • Data Types
      • Literals
      • Identifiers
      • N1QL Auditing
      • Backfill Support for N1QL
      • Operators
        • Operators Overview
        • Arithmetic Operators
        • Collection Operators
        • Comparison Operators
        • Conditional Operators
        • Construction Operators
        • Logical Operators
        • Nested Operators and Expressions
        • String Operators
      • Functions
        • Functions Overview
        • Aggregate Functions
        • Array Functions
        • Bitwise Functions
        • Comparison Functions
        • Conditional Functions for Unknowns
        • Conditional Functions for Numbers
        • Date Functions
        • JSON Functions
        • Miscellaneous Utility Functions
          • CURL Function
        • Number Functions
        • Object Functions
        • Pattern-matching Functions
        • String Functions
        • Token Functions
        • Type Functions
      • Subqueries
        • Correlated Subqueries
        • Examples
      • Boolean Logic
      • Statements
        • ALTER INDEX
        • BUILD INDEX
        • CREATE INDEX
          • Array Indexing
          • Covering Indexes
          • Adaptive Index
          • Indexing Metadata Information
          • Index Partitioning
        • CREATE PRIMARY INDEX
        • DELETE
        • DROP INDEX
        • DROP PRIMARY INDEX
        • EXECUTE
        • EXPLAIN
        • GRANT
        • INFER
        • INSERT
        • MERGE
        • PREPARE
        • REVOKE
        • SELECT
          • Overview
          • SELECT Syntax
          • SELECT Clause
          • FROM clause
          • USE clause
          • JOIN clause
          • NEST clause
          • UNNEST clause
          • LET clause
          • WHERE clause
          • GROUP BY clause
          • UNION, INTERSECT, and EXCEPT
          • ORDER BY clause
          • LIMIT clause
          • OFFSET clause
        • UPDATE
        • UPSERT
    • Search
      • Performing Searches
        • Searching from the UI
        • Searching with the REST API
        • Demonstration Indexes
      • Creating Indexes
      • Understanding Analyzers
      • Understanding Queries
        • Query Types
          • Query String Queries
          • Geospatial Queries
        • Sorting Query Results
        • Handling Response Objects
      • Troubleshooting and FAQs
    • Eventing Service
      • Terminology
      • Language Constructs
        • Timers
      • Adding a Couchbase Function
      • Examples: Using the Eventing Service
        • Data Enrichment
        • Risk Assessment
        • Cascade Delete
        • Document Expiry and Archival
      • Debugging and Diagnosability
      • Statistics
      • Troubleshooting and Best Practices
      • Frequently Asked Questions
    • Analytics
      • Introduction
      • Using Analytics
        • Running Queries
        • Analytics REST API
        • Configuration Parameters
        • Query Parameters
        • Query Responses
        • Error Codes
      • Tutorial
      • N1QL for Analytics Language Reference
        • What’s N1QL for Analytics?
        • Expressions
        • Queries
        • Errors
        • Data Definition Language (DDL)
        • N1QL for Analytics vs. N1QL for Query
        • Using Indexes
        • Builtin Functions
        • Data Types
        • Appendix 1: Reserved Keywords
        • Appendix 2: Performance Tuning
        • Appendix 3: Variable Bindings and Name Resolution
  • Install & Upgrade
    • Couchbase Server Deployment Options
    • System Requirements
      • Supported Operating Systems
      • System Resource Requirements
      • Additional Requirements
      • Supported Web Browsers
      • Network and Firewall Requirements
        • Using IPv6 With Couchbase
    • Deployment Guidelines
      • Sizing Guidelines
        • Multidimensional Scaling (MDS)
      • Clock Sync with NTP
      • Disabling Transparent Huge Pages (THP)
      • Swap Space and Kernel Swappiness
      • Couchbase Client Deployment Strategies
      • Security Considerations
      • Couchbase Server Processes
      • Deployment Considerations for Virtual Machines and Containers
      • About Deploying Clusters With Less Than Three Nodes
    • Installing the Couchbase Server Cluster
      • Installing on Linux
        • Red Hat and CentOS Installation
        • Ubuntu/Debian Installation
        • SUSE Enterprise Linux Installation
        • Oracle Enterprise Linux Installation
        • Amazon Linux 2 Installation
        • Installing Multiple Instances on Linux Platforms
      • Installing on Windows
      • Installing on Mac OS X
      • Verifying the Couchbase Server Installation
      • Initializing the Cluster
      • Couchbase Server Startup and Shutdown
      • Uninstalling Couchbase Server
    • Deploying Couchbase Server in Containers
      • Running Couchbase Server Using Docker
    • Deploying Couchbase in the Cloud
      • Amazon Web Services and Couchbase
        • Best Practices on AWS
        • Deploying with the AWS Marketplace
        • Deploying with Terraform on AWS
      • Microsoft Azure and Couchbase
        • Best Practices on Azure
        • Deploying with the Azure Marketplace
      • Google Cloud Platform and Couchbase
        • Best Practices on GCP
        • Deploying with the Google Cloud Launcher
    • Upgrading Couchbase Server
      • Upgrade Options
      • Performing the Rolling Online Upgrade
      • Performing the Offline Upgrade
      • Performing the Single Node Upgrade
      • Upgrading to Couchbase Server 6.0
    • Migrating
      • Enabling Timestamp-based Conflict Resolution for Migrated Data
      • Migrating from Apache CouchDB
      • Migrating from Relational Databases
  • Integrate
    • Connector Guides
    • Elasticsearch Plug-in
    • Hadoop Connector
    • Kafka Connector
    • Spark Connector
    • Talend Connector
    • Couchbase ODBC and JDBC Drivers
  • Reference
    • CLI Reference
      • cbbackupmgr
        • cbbackupmgr backup
        • cbbackupmgr collect-logs
        • cbbackupmgr compact
        • cbbackupmgr config
        • cbbackupmgr help
        • cbbackupmgr list
        • cbbackupmgr merge
        • cbbackupmgr remove
        • cbbackupmgr restore
      • couchbase-cli
        • admin-role-manage
        • bucket-compact
        • bucket-create
        • bucket-delete
        • bucket-edit
        • bucket-flush
        • bucket-list
        • cluster-edit
        • cluster-init
        • collect-logs-start
        • collect-logs-status
        • collect-logs-stop
        • eventing-function-setup
        • failover
        • group-manage
        • host-list
        • node-init
        • rebalance
        • rebalance-status
        • rebalance-stop
        • recovery
        • reset-admin-password
        • server-add
        • server-info
        • server-list
        • server-readd
        • setting-alert
        • setting-audit
        • setting-autofailover
        • setting-autoreprovision
        • setting-cluster
        • setting-compaction
        • setting-index
        • setting-ldap
        • setting-notification
        • setting-password-policy
        • setting-security
        • setting-xdcr
        • ssl-manage
        • user-manage
        • xdcr-replicate
        • xdcr-setup
      • cbanalyze-core
      • cbbackup
        • Backing up with cbbackup
      • cbbackupwrapper and cbrestorewrapper
      • cbcollect_info
      • cbdocloader
      • cbepctl
        • set checkpoint_param
        • set flush_param
        • set tap_param
      • cbft-bleve-dump
      • cbft-bleve-query
      • cblogredaction
      • cbq
      • cbrecovery
      • cbrestore
        • Restoring with cbrestore
        • rehash=1
      • cbstats
        • all
        • allocator
        • checkpoint
        • config
        • dcp
        • dcpagg
        • dcp-vbtakeover
        • diskinfo
        • dispatcher
        • failovers
        • hash
        • items
        • key
        • kvstore
        • kvtimings
        • memory
        • prev-vbucket
        • raw
        • reset
        • responses
        • runtimes
        • scheduler
        • slabs
        • tap-vbtakeover
        • tasks
        • timings
        • uuid
        • vbucket
        • vbucket-details
        • vbucket-seqno
        • vkey
        • warmup
        • workload
      • cbtransfer
      • cbworkloadgen
      • mctimings
    • REST API reference
      • REST API endpoint list
        • Cluster API
          • Creating a new cluster
          • Retrieving Cluster Information
          • Viewing Cluster Details
          • Adding Nodes to Clusters
          • Joining Nodes into Clusters
          • Removing Nodes from Clusters
          • Rebalancing Nodes
          • Getting Rebalance Progress
          • Viewing Internal Settings
          • Getting Cluster Tasks
          • Managing Auto-Failover
            • Retrieving Auto-Failover Settings
            • Enabling and Disabling Auto-Failover
            • Resetting Auto-Failover
          • Disabling Consistent View Query Results on Rebalance
          • Setting Email Notifications
        • Server Nodes API
          • Getting Server Node Information
          • Enabling Couchbase Server Services
          • Failing over Nodes
          • Setting Recovery Type
          • Setting Graceful Failover
          • Setting Hostnames
          • Setting Usernames and Passwords
          • Setting Memory Quota
          • Setting Storage Paths
          • Retrieving Statistics
        • Server Groups API
          • Getting Server Group Information
          • Creating Server Groups
          • Adding Servers to Server Groups
          • Renaming Server Groups
          • Updating Server Group Memberships
          • Deleting Server Groups
        • Buckets API
          • Getting all Bucket Information
          • Getting Single Bucket Information
          • Getting Bucket Statistics
          • Getting Bucket Streaming URI
          • Creating and Editing Buckets
          • Setting Disk I/O Priority
          • Setting Metadata Ejection
          • Changing Bucket Parameters
          • Changing Bucket Memory Quota
          • Deleting Buckets
          • Flushing Buckets
        • Compaction API
          • Compacting Buckets
          • Getting Auto-Compaction Settings
        • Index Service API
          • Retrieve GSI Settings
          • Set GSI Settings
          • Retrieve GSI Status
          • Retrieve a GSI Statement
        • N1QL REST API
          • Examples
            • Successful request
            • Request with positional parameters
            • Request with Named Parameters
            • Request Timeout
            • Request error
            • Service error
            • N1QL error
            • Unsupported HTTP method
            • Request with authentication - HTTP header
            • Request with authentication - request parameter
          • Admin REST API
        • Full Text Search API
          • Node Configuration
          • Indexes
          • Advanced
        • Functions REST API
        • Views API
          • Getting Design Doc Information
          • Creating Design Documents
          • Deleting Design Documents
          • Getting Views Information
          • Limiting Views Requests
        • XDCR API
          • Creating XDCR Replications
          • Getting a Destination Cluster Reference
          • Setting Destination Cluster References
          • Deleting a Destination Cluster Reference
          • Managing XDCR Data Encryption
          • Deleting XDCR Replications
          • Managing Advanced XDCR Settings
          • Pausing XDCR Replication Streams
          • Getting XDCR Stats
        • Logs API
          • Retrieving Log Information
          • Creating Client Logs
        • Security API
          • Auditing API
          • Authorization API
            • Role Based Admin Access (RBAC)
            • Create a Read-Only Administrator
            • Retrieve the Read-Only Administrator’s Name
            • Change the Read-Only Administrator’s Password
            • Delete the Read-Only Administrator
          • Using REST for Encrypted Access
          • Encryption On-the-Wire API
          • Secret Management API
      • Admin API Explorer
    • Couchbase Server Tools
      • Query Tools
        • cbq: The Command Line Shell for N1QL
        • Query Workbench
        • Query Monitoring
      • Data Import/Export Tools
        • cbimport
          • cbimport csv
          • cbimport json
        • cbexport
          • cbexport json
  • Release Notes & Licenses
    • Release Notes
    • Licenses for Third-Party Components
  • Contribute
    • Contribute to the Documentation
  • Couchbase Server
  • Develop
  • Eventing Service
  • Examples: Using the Eventing Service
  • Edit

Examples: Using the Eventing Service

This page contains examples of how to use the Eventing Service, using the Couchbase Web Console.

  1. Data Enrichment

  2. Risk Assessment

  3. Cascade Delete

  4. Document Expiry and Archival

Couchbase

3250 Olcott Street Santa Clara, CA 95054 United States

Contact Us 1-650-417-7500
  • Company
  • About
  • Leadership
  • News & Press
  • Careers
  • Events
  • Contact Us
  • Pricing
  • Support
  • Developer Portal
  • Documentation
  • Forums
  • Professional Services
  • Support Login
  • Training
  • Quicklinks
  • Blog
  • Downloads
  • Get Started
  • Online Training
  • Resources
  • Why NoSQL
  • Security
  • GDPR
2019 COUCHBASE All rights reserved. Privacy Policy Terms of Use Cookie Policy Marketing Preference Center