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Session: How to Check if a Document Exists

In order to check if a document with specific ID exists in the database, use the exists method from the advanced session operations.

Syntax

boolean exists(String id)

Parameters
id	String	ID of the document to check the existence of.

Return Value
boolean	Indicates if a document with the given ID exists.

Example

boolean exists = session.advanced().exists("employees/1-A");
if (exists) {
    // do something ...
}