class Book {
String title
Date releaseDate
String author
static constraints = {
releaseDate nullable: true
}
}findWhere
Purpose
Uses named arguments corresponding to domain class property names to execute a query returning the first matching result.
Examples
Given the domain class:
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) != nullDescription
Parameters:
-
queryParams- AMapof key/value pairs to be used in the query