addCheckConstraint

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

Available attributes

Name	Description	Required for	Supports	Since
`catalogName`	Name of the catalog		all	3.0
`constraintBody`		all	all
`constraintName`	Name of the check constraint	all	all
`disabled`			all
`schemaName`	Name of the schema		all
`tableName`	Name of the table to create the check constraint on	all	all
`validate`	This is true if the check constraint has 'ENABLE VALIDATE' set, or false if the check constraint has 'ENABLE NOVALIDATE' set.		all

XML example

<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>

YAML example

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

JSON example

{
  "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
      }
    }]
  }
}

SQL example

ALTER  TABLE  cat.[public].person  ADD  CONSTRAINT  const_name  CHECK  (A  String);  

ALTER  TABLE  cat.[public].person  NOCHECK  CONSTRAINT  const_name;

Database support

Database	Notes	Auto rollback
DB2/LUW	Supported	Yes
DB2/z	Supported	Yes
Derby	Not Supported	No
Firebird	Not Supported	No
H2	Not Supported	No
HyperSQL	Not Supported	No
INGRES	Not Supported	No
Informix	Not Supported	No
MariaDB	Not Supported	No
MySQL	Not Supported	No
Oracle	Supported	Yes
PostgreSQL	Supported	Yes
Snowflake	Not Supported	No
SQL Server	Supported	Yes
SQLite	Not Supported	No
Sybase	Not Supported	No
Sybase Anywhere	Not Supported	No