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Database Lab Engine components

Control instance#

Name#

Defined by user.

Container labels#

  • dblab_control

Responsibility#

  • Manages Database Lab Engine and clone instances
  • Runs retrieval
  • Provides HTTP API to manage snapshots and clones
  • Generates an internal Database Lab RuntimeID on each start to mark related components

How to manage#

Runs as a Docker container. Check out the guide to learn how to manage Database Lab.

Clone instance#

Name#

Starts with the prefix dblab_clone_.

The container clone names will correspond to ports. For example, dblab_clone_6000 for the clone running on port 6000.

Container labels#

  • dblab_clone

Responsibility

  • Provides thin clones of your data

How to manage

Sync instance#

Name#

Starts with the prefix dblab_sync_.

The container names will contain a Database Lab RuntimeID. For example, dblab_sync_bt48bvi9c0h0.

Container labels#

  • dblab_control

Responsibility#

  • sets up a replica fetching WAL archives to provide continuously update of physically-restored data

How to manage#

Starts and stops automatically.

To activate a sync instance, use the syncInstance option for a physical restore job in the Database Lab configuration file.

Physical restore instance#

Name#

Starts with the prefix dblab_phr_.

The container names will contain a Database Lab RuntimeID. For example, dblab_phr_bt48bvi9c0h0.

Container labels#

  • dblab_control

Responsibility#

  • restores a physical copy of an initial database

How to manage#

Starts and stops automatically.

Executed by a physical restore job.

Promote instance#

Name#

Starts with the prefix dblab_sync_.

The container names will contain a Database Lab RuntimeID. For example, dblab_sync_bt48bvi9c0h0.

Container labels#

  • dblab_control

Responsibility#

  • promotes a database after fetching of physically-restored data

How to manage#

Starts and stops automatically.

To activate data promotion, use the promotion.enabled option for a physical snapshot job in the Database Lab configuration file.

Logical dump instance#

Name#

Starts with the prefix dblab_ld_.

The container names will contain a Database Lab RuntimeID. For example, dblab_ld_bt48bvi9c0h0.

Container labels#

  • dblab_control

Responsibility#

  • makes a logical copy of an initial database

How to manage#

Starts and stops automatically.

Executed by a logical dump job.

Logical restore instance#

Name#

Starts with the prefix dblab_lr_.

The container names will contain a Database Lab RuntimeID. For example, dblab_lr_bt48bvi9c0h0.

Container labels#

  • dblab_control

Responsibility#

  • restores a logical copy of an initial database

How to manage#

Starts and stops automatically.

Executed by a logical restore job.