delete

Deletes data from an existing table.

Run delete

To run this Change Type, follow these steps:

  1. Add the Change Type to your changeset, as shown in the examples on this page.
  2. Specify any required attributes. Use the table on this page to see which ones your database requires.
  3. Deploy your changeset by running the update command:
    4. liquibase update

Available attributes

Name Description Required for Supports Since
catalogName

Name of the catalog

 all 3.0
schemaName

Name of the schema

 all
tableName

Name of the table

 all all

Nested tags

Name Description Required for Supports Multiple allowed
where

Defines the WHERE condition string

 all no
whereParams

Parameters for the WHERE condition. The parameters are inserted in the order they are defined in place of the :name and :value placeholders. See the generated SQL sample below.

 all no

Nested property attributes

Name Name of the attribute
value A value of the attribute.

Note: If it is not set, then the first valueXXX defined is used in the order they appear.
valueNumeric The integer value of the attribute.
valueBoolean The boolean value of the attribute.
valueDate The date and/or time value to set the attribute. The value should be specified in one of the following forms: YYYY-MM-DD, hh:mm:ss, or YYYY-MM-DDThh:mm:ss.
valueComputed The value that is returned from a function or procedure call. Contains the function or column name to call. Differs from value by returning the value of the function or column you specify instead of the name of the function/column as a string. Can also perform operations on the returned value.
valueSequenceNext The name of the sequence in which the next value is used.
valueSequenceCurrent The name of the sequence in which the current value is used.

Examples

--liquibase formatted sql

--changeset liquibase-docs:delete-example
DELETE  FROM  cat.person  WHERE  name='Bob';
databaseChangeLog:
-  changeSet:
    id:  delete-example
    author:  liquibase-docs
    changes:
    -  delete:
        catalogName:  cat
        schemaName:  public
        tableName:  person
        where:  name='Bob'
{
    "databaseChangeLog": [
        {
            "changeSet": {
                "id": "delete-example",
                "author": "liquibase-docs",
                "changes": [
                    {
                        "delete": {
                            "catalogName": "cat",
                            "schemaName": "public",
                            "tableName": "person",
                            "where": "name='Bob' and :name=:value or id=:value",
                            "whereParams": [
                                {
                                    "param": {
                                        "name": "id",
                                        "value": "str"
                                    }
                                },
                                {
                                    "param": {
                                        "valueNumeric": 123
                                    }
                                }
                            ]
                        }
                    }
                ]
            }
        }
    ]
}
<databaseChangeLog
    xmlns="http://www.liquibase.org/xml/ns/dbchangelog"
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
    xmlns:ext="http://www.liquibase.org/xml/ns/dbchangelog-ext"
    xmlns:pro="http://www.liquibase.org/xml/ns/pro"
    xsi:schemaLocation="http://www.liquibase.org/xml/ns/dbchangelog
        http://www.liquibase.org/xml/ns/dbchangelog/dbchangelog-latest.xsd
        http://www.liquibase.org/xml/ns/dbchangelog-ext
        http://www.liquibase.org/xml/ns/dbchangelog/dbchangelog-ext.xsd
        http://www.liquibase.org/xml/ns/pro
        http://www.liquibase.org/xml/ns/pro/liquibase-pro-latest.xsd">

    <changeSet  author="liquibase-docs"  id="delete-example">
        <delete  catalogName="cat"
                    schemaName="public"
                    tableName="person">
            <where>name='Bob'</where>
        </delete>
    </changeSet>

</databaseChangeLog>

Database support

Database Notes Auto Rollback
DB2/LUW Supported No
DB2/z Supported No
Derby Supported No
Firebird Supported No
Google BigQuery Supported No
H2 Supported No
HyperSQL Supported No
INGRES Supported No
Informix Supported No
MariaDB Supported No
MySQL Supported No
Oracle Supported No
PostgreSQL Supported No
Snowflake Supported No
SQL Server Supported No
SQLite Supported No
Sybase Supported No
Sybase Anywhere Supported No