rollbackDatabase Ant Task
Rolls back database changes. See rollback page for more information.
Parameters
| Attribute | Description | Required |
|---|---|---|
| changeLogFile | The change log file to rollback. | Yes |
| contexts | A comma separated list of contexts to execute. If not specified, all contexts are run. | No |
| outputFile | If specified, Liquibase will save the rollback SQL statements to the specified file rather than executing them in the database. | No |
| outputEncoding | The character encoding to use when writing SQL statements to output file. | No; defaults to system encoding. |
| promptOnNonLocalDatabase | If set to true a dialog box with warn you if you attempt to run the Liquibase against a database that is not on localhost | No; default is false. |
| classpathref | A reference to the classpath used to run the task with. | No |
| databaseref | A reference to the database that Liquibase will connect to. | Yes, unless a nested <database> element is present. |
| rollbackTag | Tag to roll back to. | Exactly one of these attributes must be provided. |
| rollbackDate | Date to roll back to. | |
| rollbackCount | Number of changeSets to roll back. | |
| driver | Deprecated: Name of the database driver to connect with. | No |
| url | Deprecated: Use <database>'s url attribute instead. The database URL |
No |
| username | Deprecated:The database username to connect with | No |
| password | Deprecated:The password to use when connecting to the database | No |
| defaultSchemaName | Deprecated:Schema to use by default for managed database objects and Liquibase control tables | No |
| currentDateTimeFunction | Deprecated: Overrides current date time function used in SQL. Useful for unsupported databases | No |
| databaseChangeLogTableName | Deprecated: Overrides the name of the databasechangelog table to use | No |
| databaseChangeLogLockTableName | Deprecated: Overrides the name of the databasechangeloglock table to use | No |
| logLevel | Deprecated: Specifies one of the following logging levels: debug, info, warning, severe, off. The default level is info. | No |
Parameters Specified as Nested Elements
classpath
The classpath used to run the task with. Optional.
database
Required unless a databaseref attribute is given. See database data type.
changelogparameters
Optional. See change log parameters
Examples
<liquibase:rollbackDatabase rollbackCount="2" changelogfile="/path/to/changelog.xml">
<liquibase:database driver="${db.driver}" url="${db.url}" user="${db.user}" password="${db.password}"/>
</liquibase:rollbackDatabase>Rollback the last 2 change sets in the given change log file.
<liquibase:rollbackDatabase rollbacktag="my-db-tag" changelogfile="/path/to/changelog.xml">
<liquibase:database driver="${db.driver}" url="${db.url}" user="${db.user}" password="${db.password}"/>
</liquibase:rollbackDatabase>Rollback change sets to the given tag.
<liquibase:rollbackDatabase rollbackDate="2014-05-28" changelogfile="/path/to/changelog.xml">
<liquibase:database driver="${db.driver}" url="${db.url}" user="${db.user}" password="${db.password}"/>
</liquibase:rollbackDatabase>Rollback change sets to the given date/time.