命令行工具
grails
create-app
create-domain-class
creat-tag-lib
generate-views
generate-all
install-templates
war
test-app
run-app
配置
国际化
grails-app/i18n/messages.properties
数据库
grails-app/conf/DataSource.groovy
enviroments {
development : ...
test : ...
product : ...
}
Controller
render, redirect
def list, save, index, scfffold
Model
hadMany
belongTo
constraints
blank, maxsize, url, unique, ...
mapping
table, columns
View
g: each, link, if
createLinkTo, encodeAsHTML