addCheckConstraint

Note: This is a Liquibase Pro Change Type, so you need a Liquibase Pro License Key to use it.

Adds a check constraint to an existing column or set of columns in a table.

Run addCheckConstraint

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:

liquibase update

Available attributes

Examples

--liquibase formatted sql

--changeset liquibase-docs:addCheckConstraint-example
ALTER  TABLE  cat.[public].person  ADD  CONSTRAINT  const_name  CHECK  (A  String);
ALTER  TABLE  cat.[public].person  NOCHECK  CONSTRAINT  const_name;

databaseChangeLog:
-  changeSet:
    id:  addCheckConstraint-example
    author:  liquibase-docs
    changes:
    -  addCheckConstraint:
        catalogName:  cat
        constraintBody:  A String
        constraintName:  const_name
        disabled:  true
        schemaName:  public
        tableName:  person
        validate:  true

{
    "databaseChangeLog": [
        {
            "changeSet": {
                "id": "addCheckConstraint-example",
                "author": "liquibase-docs",
                "changes": [
                    {
                        "addCheckConstraint": {
                            "catalogName": "cat",
                            "constraintBody": "A String",
                            "constraintName": "const_name",
                            "disabled": true,
                            "schemaName": "public",
                            "tableName": "person",
                            "validate": true
                        }
                    }
                ]
            }
        }
    ]
}

<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="addCheckConstraint-example">
        <pro:addCheckConstraint  catalogName="cat"
            constraintName="const_name"
            disabled="true"
            schemaName="public"
            tableName="person"
            validate="true">A String</pro:addCheckConstraint>
    </changeSet>

</databaseChangeLog>

Database support