(Quick Reference)

findWhere

Purpose

Uses named arguments that match the property names of the domain class to produce a query that returns the first result.

Examples

Given the domain class:

class Book {
   String title
   Date releaseDate
   String author

static constraints = { releaseDate nullable: true } }

You can query in the form:

def book = Book.findWhere(author:"Stephen King", title:"The Stand")

boolean isReleased = Book.findWhere(author:"Stephen King", title:"The Stand", releaseDate: null) != null

Description

Parameters:

  • queryParams - A map of key value pairs to be used in the query