`MaxAffectedRowsAllowedDelete`

This check triggers when the number of rows a SQL statement deletes exceeds the value of MaxAffectedRowsAllowed. The SQL statement is executed against the database and then rolled back.

About `MaxAffectedRowsAllowedDelete`
Liquibase version required	4.28.0+
Scope (`--checks-scope`)	`changelog`
Default status	`enabled`
Default severity (exit code)	`0` ("`INFO`")
Customizable settings	Yes (dynamic)

Uses

Use this check to prevent statements from being deleted from your database if more than a specified number of rows are affected by that statement.

Use `MaxAffectedRowsAllowedDelete`

Prerequisites

Ensure that you have correctly specified your Liquibase Pro license key.
Ensure that the --checks-scope parameter includes the scope of this check.

For example:

--license-key=<string>

--checks-scope=<string>

globalArgs: { license-key: "<string>" }
cmdArgs: { checks-scope: "<string>" }

liquibase.licenseKey: <string>
liquibase.command.checksScope: <string>

liquibase.licenseKey: <string>
liquibase.command.checks.run.checksScope: <string>

JAVA_OPTS=-Dliquibase.licenseKey=<string> -Dliquibase.command.checksScope=<string>

JAVA_OPTS=-Dliquibase.licenseKey=<string> -Dliquibase.command.checks.run.checksScope=<string>

LIQUIBASE_LICENSE_KEY=<string>
LIQUIBASE_COMMAND_CHECKS_SCOPE=<string>

LIQUIBASE_LICENSE_KEY=<string>
LIQUIBASE_COMMAND_CHECKS_RUN_CHECKS_SCOPE=<string>

Enable

This check is enabled by default. To verify that it is currently enabled, run the show command:

liquibase checks show --check-name=<string>

Customize

This check is dynamic, meaning you can customize its settings. See the table on this page for more information.

If you want to customize any default values of this check, run the customize command:

liquibase checks customize --check-name=<string>

When finished, verify that your configuration is correct by running the show command:

liquibase checks show --check-name=<string>

Run

To run the check, use the run command:

CLI example
Flow example

liquibase checks run --check-name=<string>

stages:
  Default:
    actions:
      - type: liquibase
        command: checks run
        cmdArgs: {check-name: <string>}

And then run the flow command on your flow file:

liquibase flow

liquibase checks enable --check-name=maxAffectedRowsAllowedDelete example output

Check 'maxAffectedRowsAllowedDelete' has been enabled.
+-------------------------------------+------------+----------+----------+--------------------------------+--------------------------------+ 
| MaxAffectedRowsAllowedDelete        | changelog  | enabled | 0        | MAX_ROWS = 50                  | This checks triggers when the  |
|                                     |            |          |          | MESSAGE = <AFFECTED_ROWS> rows | Max Affected Rows Allowed      |
|                                     |            |          |          | will be affected, which is     | value is exceeded by the       |
|                                     |            |          |          | more than the allowed          | number of rows DELETED by a    |
|                                     |            |          |          | '<THRESHOLD>' rows. The SQL    | SQL statement.  The SQL        |
|                                     |            |          |          | statement is '<STATEMENT>' in  | statement is executed against  |
|                                     |            |          |          | '<CHANGESET>'.                 | the database, and then rolled  |
|                                     |            |          |          |                                | back.|
+-------------------------------------+------------+----------+----------+--------------------------------+--------------------------------+
| MaxAffectedRowsAllowedInsert        | changelog  | disabled | 0        | MAX_ROWS = 50                  | This checks triggers when the  |
|                                     |            |          |          | MESSAGE = <AFFECTED_ROWS> rows | Max Affected Rows Allowed      |
|                                     |            |          |          | will be affected, which is     | value is exceeded by the       |
|                                     |            |          |          | more than the allowed          | number of rows INSERTED by a   |
|                                     |            |          |          | '<THRESHOLD>' rows. The SQL    | SQL statement.  The SQL        |
|                                     |            |          |          | statement is '<STATEMENT>' in  | statement is executed against  |
|                                     |            |          |          | '<CHANGESET>'.                 | the database, and then rolled  |
|                                     |            |          |          |                                | back.|
+-------------------------------------+------------+----------+----------+--------------------------------+--------------------------------+
| MaxAffectedRowsAllowedUpdate        | changelog  | disabled  | 0        | MAX_ROWS = 50                  | This checks triggers when the  |
|                                     |            |          |          | MESSAGE = <AFFECTED_ROWS> rows | Max Affected Rows Allowed      |
|                                     |            |          |          | will be affected, which is     | value is exceeded by the       |
|                                     |            |          |          | more than the allowed          | number of rows UPDATED by a    |
|                                     |            |          |          | '<THRESHOLD>' rows. The SQL    | SQL statement.  The SQL        |
|                                     |            |          |          | statement is '<STATEMENT>' in  | statement is executed against  |
|                                     |            |          |          | '<CHANGESET>'.                 | the database, and then rolled  |
|                                     |            |          |          |                                | back.|
+-------------------------------------+------------+----------+----------+--------------------------------+--------------------------------+
Liquibase command 'checks enable' was executed successfully.

MaxAffectedRowsAllowedDelete