LogoLogo
Start Trial
  • Overview
    • What is DeltaStream?
    • Core Concepts
      • Access Control
      • Region
      • SQL
      • Store
      • Database
      • Query
      • Visualizing Data Lineage
      • Function
  • Getting Started
    • Free Trial Quick Start
    • Starting with the Web App
    • Starting with the CLI
  • Tutorials
    • Managing Users and User Roles
      • Inviting Users to an Organization
      • Administering Users in your Organization
      • Using the CLI to Manage User Roles
      • Example: Setting Up Custom Roles for Production and Stage
    • Creating Stores for Streaming Data
    • Using Multiple Stores in Queries
    • Creating Relations to Structure Raw Data
    • Namespacing with Database and Schema
    • Creating and Querying Materialized Views
    • Creating a Function
    • Securing Your Connections to Data Stores
      • Introducing DeltaStream Private Links
      • Creating an AWS Private Link from DeltaStream to your Confluent Kafka Dedicated Cluster
      • Enabling Private Link Connectivity to Confluent Enterprise Cluster and Schema Registry
      • Creating a Private Link from DeltaStream to Amazon MSK
      • Creating a Private Link for RDS Databases
      • Deleting a Private Link
    • Integrations
      • Connecting to Confluent Cloud
      • Databricks
      • PostgreSQL
      • Snowflake
      • WarpStream
    • Serialization
      • Working with ProtoBuf Serialized Data and DeltaStream Descriptors
      • Working with Avro Serialized Data and Schema Registries
      • Configuring Deserialization Error Handling
  • Reference
    • Enterprise Security Integrations
      • Okta SAML Integration
      • Okta SCIM Integration
    • Metrics
      • Prometheus Integration
      • Built-In Metrics
      • Custom Metrics in Functions
    • SQL Syntax
      • Data Formats (Serialization)
        • Serializing with JSON
        • Serializing with Primitive Data Types
        • Serializing with Protobuf
      • Data Types
      • Identifiers and Keywords
      • Command
        • ACCEPT INVITATION
        • CAN I
        • COPY DESCRIPTOR_SOURCE
        • COPY FUNCTION_SOURCE
        • DESCRIBE ENTITY
        • DESCRIBE QUERY
        • DESCRIBE QUERY METRICS
        • DESCRIBE QUERY EVENTS
        • DESCRIBE QUERY STATE
        • DESCRIBE RELATION
        • DESCRIBE RELATION COLUMNS
        • DESCRIBE ROLE
        • DESCRIBE SECURITY INTEGRATION
        • DESCRIBE <statement>
        • DESCRIBE STORE
        • DESCRIBE USER
        • GENERATE COLUMNS
        • GENERATE TEMPLATE
        • GRANT OWNERSHIP
        • GRANT PRIVILEGES
        • GRANT ROLE
        • INVITE USER
        • LIST API_TOKENS
        • LIST DATABASES
        • LIST DESCRIPTORS
        • LIST DESCRIPTOR_SOURCES
        • LIST ENTITIES
        • LIST FUNCTIONS
        • LIST FUNCTION_SOURCES
        • LIST INVITATIONS
        • LIST METRICS INTEGRATIONS
        • LIST ORGANIZATIONS
        • LIST QUERIES
        • LIST REGIONS
        • LIST RELATIONS
        • LIST ROLES
        • LIST SCHEMAS
        • LIST SCHEMA_REGISTRIES
        • LIST SECRETS
        • LIST SECURITY INTEGRATIONS
        • LIST STORES
        • LIST USERS
        • PRINT ENTITY
        • REJECT INVITATION
        • REVOKE INVITATION
        • REVOKE PRIVILEGES
        • REVOKE ROLE
        • SET DEFAULT
        • USE
      • DDL
        • ALTER API_TOKEN
        • ALTER SECURITY INTEGRATION
        • CREATE API_TOKEN
        • CREATE CHANGELOG
        • CREATE DATABASE
        • CREATE DESCRIPTOR_SOURCE
        • CREATE ENTITY
        • CREATE FUNCTION_SOURCE
        • CREATE FUNCTION
        • CREATE INDEX
        • CREATE METRICS INTEGRATION
        • CREATE ORGANIZATION
        • CREATE ROLE
        • CREATE SCHEMA_REGISTRY
        • CREATE SCHEMA
        • CREATE SECRET
        • CREATE SECURITY INTEGRATION
        • CREATE STORE
        • CREATE STREAM
        • CREATE TABLE
        • DROP API_TOKEN
        • DROP CHANGELOG
        • DROP DATABASE
        • DROP DESCRIPTOR_SOURCE
        • DROP ENTITY
        • DROP FUNCTION_SOURCE
        • DROP FUNCTION
        • DROP METRICS INTEGRATION
        • DROP RELATION
        • DROP ROLE
        • DROP SCHEMA
        • DROP SCHEMA_REGISTRY
        • DROP SECRET
        • DROP SECURITY INTEGRATION
        • DROP STORE
        • DROP STREAM
        • DROP USER
        • UPDATE ENTITY
        • UPDATE SCHEMA_REGISTRY
        • UPDATE SECRET
        • UPDATE STORE
      • Query
        • APPLICATION
        • Change Data Capture (CDC)
        • CREATE CHANGELOG AS SELECT
        • CREATE STREAM AS SELECT
        • CREATE TABLE AS SELECT
        • Function
          • Built-in Functions
          • Row Metadata Functions
        • INSERT INTO
        • Materialized View
          • CREATE MATERIALIZED VIEW AS
          • SELECT (FROM MATERIALIZED VIEW)
        • Query Name and Version
        • Resume Query
        • RESTART QUERY
        • SELECT
          • FROM
          • JOIN
          • MATCH_RECOGNIZE
          • WITH (Common Table Expression)
        • TERMINATE QUERY
      • Sandbox
        • START SANDBOX
        • DESCRIBE SANDBOX
        • STOP SANDBOX
      • Row Key Definition
    • Rest API
Powered by GitBook
On this page
  • Synopsis
  • Description
  • Arguments
  • Example
  1. Reference
  2. SQL Syntax
  3. DDL

DROP CHANGELOG

PreviousDROP API_TOKENNextDROP DATABASE

Last updated 5 months ago

Synopsis

DROP CHANGELOG changelog_name;

Description

Drops an existing . Only the changelog owner can execute it.

Notes

  • Deleting the changelog does not delete the entity underlying the changelog.

  • You cannot drop a changelog if there exist any references to that changelog

Important DROP CHANGELOG cannot be undone. Use it with care!

Arguments

changelog_name

The name of the changelog to drop. If the name is case sensitive you must wrap it in double quotes; otherwise the system uses the lower case name.

Example

Drop a Changelog using default database and schema

The following shows how to drop the changelog named users_log:

demodb.public/demostore# LIST CHANGELOGS;
+------------+------------+------------+------------+------------------------------------------+-------------------------------+-------------------------------+
|  Name      |  Type      |  Owner     |  State     |  Properties                              |  Created At                   |  Updated At                   |
+============+============+============+============+==========================================+===============================+===============================+
| users      | changelog  | sysadmin   | created    | { "value.format": "json", "topic":       | 2024-07-02 21:42:03 +0000 UTC | 2024-07-02 21:42:05 +0000 UTC |
|            |            |            |            | "users", "store": "demostore",           |                               |                               |
|            |            |            |            | "primary.key": "userid" }                |                               |                               |
+------------+------------+------------+------------+------------------------------------------+-------------------------------+-------------------------------+

demodb.public/demostore# DROP CHANGELOG "users";
+------------+---------------------+------------+------------------------------------------+
|  Type      |  Name               |  Command   |  Summary                                 |
+============+=====================+============+==========================================+
| query      | demodb.public.users | DROP       | relation demodb.public.users was dropped |
+------------+---------------------+------------+------------------------------------------+
demodb.public/demostore# LIST CHANGELOGS;
+------------+------------+------------+------------+-------------+-------------+-------------+
|  Name      |  Type      |  Owner     |  State     |  Properties |  Created At |  Updated At |
+============+============+============+============+=============+=============+=============+
+------------+------------+------------+------------+-------------+-------------+-------------+

Drop a changelog using fully-qualified name

The following shows how to drop the changelog named UsersLog in the database otherdb and schema S1:

demodb.public/demostore# LIST CHANGELOGS IN SCHEMA otherdb."S1";
+------------+------------+------------+------------+------------------------------------------+-------------------------------+-------------------------------+
|  Name      |  Type      |  Owner     |  State     |  Properties                              |  Created At                   |  Updated At                   |
+============+============+============+============+==========================================+===============================+===============================+
| UsersLog   | changelog  | sysadmin   | created    | { "value.format": "json", "topic":       | 2024-07-02 21:46:40 +0000 UTC | 2024-07-02 21:46:41 +0000 UTC |
|            |            |            |            | "users", "store": "demostore",           |                               |                               |
|            |            |            |            | "primary.key": "userid" }                |                               |                               |
+------------+------------+------------+------------+------------------------------------------+-------------------------------+-------------------------------+
demodb.public/demostore# DROP CHANGELOG otherdb."S1"."UsersLog";
+------------+---------------------+------------+------------------------------------------+
|  Type      |  Name               |  Command   |  Summary                                 |
+============+=====================+============+==========================================+
| query      | otherdb.S1.UsersLog | DROP       | relation otherdb.S1.UsersLog was dropped |
+------------+---------------------+------------+------------------------------------------+
demodb.public/demostore# LIST CHANGELOGS IN SCHEMA otherdb."S1";
+------------+------------+------------+------------+-------------+-------------+-------------+
|  Name      |  Type      |  Owner     |  State     |  Properties |  Created At |  Updated At |
+============+============+============+============+=============+=============+=============+
+------------+------------+------------+------------+-------------+-------------+-------------+
changelog