MetaFunctions (Couchbase Java SDK)

java.lang.Object

com.couchbase.client.java.query.dsl.functions.MetaFunctions

@Experimental
@Public
public class MetaFunctions
extends Object

DSL for N1QL functions in the misc/meta category.

Since:: 2.2
Author:: Simon Baslé, Michael Nitschinger

Method Summary

Modifier and Type	Method	Description
`static Expression`	`base64(Expression expression)`
`static Expression`	`base64(String expression)`
`static Expression`	`meta(Expression expression)`
`static Expression`	`meta(String expression)`
`static Expression`	`uuid()`

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Details
- meta
  
  public static Expression meta(Expression expression)
  
  Returns:
  
  metadata for the document expression
- meta
  
  public static Expression meta(String expression)
  
  Returns:
  
  metadata for the document expression
- base64
  
  public static Expression base64(Expression expression)
  
  Returns:
  
  Base64 encoding of the expression, on the server side
- base64
  
  public static Expression base64(String expression)
  
  Returns:
  
  Base64 encoding of the expression, on the server side
- uuid
  
  public static Expression uuid()
  
  Returns:
  
  a version 4 Universally Unique Identifier(UUID), generated on the server side