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Databases

Manage Caché database files programmatically (disable and enable journaling, copy, configure, and so on).

Background Information

Caché stores data and code in database files. For an introduction, see “Namespaces and Databases” in the Caché Programming Orientation Guide.

Typically you create and configure databases via the Management Portal. See “Configuring Databases” in the chapter “Configuring Caché” in the Caché System Administration Guide.

Available Tools

Represents Caché database files, as configured in Caché. Properties of an instance indicate configuration details for that database as well as current read-only details such as size and last expansion time.

Methods in this class enable you to work with database files. These methods include:

  • Copy()

  • DisableJournaling()

  • EnableJournaling()

  • GetDatabaseFreeSpace()

  • And others

This class also provides queries that provide information about databases. These queries include:

  • FreeSpace()

  • List()

  • RemoteDatabaseList()

  • And others

Availability: %SYS namespace.

Enables you to modify and obtain information about the [Databases] section of the CPF file. (Note that you usually perform this configuration via the Management Portal, as noted above.)

The class also provides the List() and MirrorDatabaseList() class queries.

The class documentation includes examples and details.

Availability: %SYS namespace.

%Installer.Manifest class and other classes in the %Installer package

Enable you to define and use an installation manifest. Among other tasks, you can configure databases and namespaces.

Availability: All namespaces.

^DATABASE routine

This routine provides ways to manage databases; it is an alternative to using the Management Portal. For details, see the Caché Security Administration Guide.

Availability: %SYS namespace.

See Also