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MongoDB.NextChange

Iterates the underlying change stream, returning the next document.

Component Version macOS Windows Linux Server iOS SDK
MongoDB 13.0 ✅ Yes ✅ Yes ✅ Yes ✅ Yes ✅ Yes
MBS( "MongoDB.NextChange"; MongoDBRef )   More

Parameters

Parameter Description Example
MongoDBRef The reference number for the mongo connection. $MongoDB

Result

Returns JSON or error.

Description

Iterates the underlying change stream, returning the next document.
This function returns a valid JSON document was read from the stream. Otherwise, if there was an error it returns an error or empty if no document was available.

Examples

Query the next change in the queue to check:

Set Variable [ $$json ; Value: MBS( "MongoDB.NextChange"; $$MongoDB ) ]
If [ not IsEmpty ( $$json ) ]
    Show Custom Dialog [ "Change" ; $$json ]
End If

Release notes

Blog Entries

This function checks for a paid license.

Created 18th November 2022, last changed 30th January 2023


MongoDB.NewCursorFromCommandReply - MongoDB.OpenCollection

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