Managing and Updating Temporal Documents
08 February 2015 05:24 PM
Here we discuss management of temporal documents.
In MarkLogic, a temporal document is managed as a series of versioned documents in a protected collection. The ‘original’ document inserted into the database is kept and never changes. Updates to the document are inserted as new documents with different valid and system times. A delete of the document is also inserted as a new document.
In this way, a temporal document always retains knowledge of when the information was known in the real world and when it was recorded in the database.
By default the normal
The temporal module (
All temporal updates and deletes create new documents and in normal operations this is exactly what will be desired.
See also the documentation: Managing Temporal Documents.
Updates and deletes outside the temporal functions
Note: normal use of the temporal feature will not require this sort of operation.
For example, if you need to do a corb or other administrative transform, but do not want to update the system dates on the documents; say, you want to change the values M/F to Male/Female.