(Quick Reference)

count

Purpose

Counts the number of instances in the database and returns the result

Examples

def noOfBooks = Book.count()
Quick Reference (hide)

Command Line

Usage
add-proxy
bootstrap
bug-report
clean
clear-proxy
compile
console
create-app
create-controller
create-domain-class
create-filters
create-hibernate-cfg-xml
create-integration-test
create-plugin
create-script
create-service
create-tag-lib
create-unit-test
dependency-report
doc
generate-all
generate-controller
generate-views
help
init
install-dependency
install-plugin
install-templates
integrate-with
interactive
list-plugin-updates
list-plugins
package-plugin
package
plugin-info
release-plugin
remove-proxy
run-app
run-script
run-war
schema-export
set-proxy
set-version
shell
stats
test-app
uninstall-plugin
upgrade
war

Constraints

Usage
attributes
blank
creditCard
email
inList
matches
max
maxSize
min
minSize
notEqual
nullable
range
scale
size
unique
url
validator
widget

Controllers

Usage
actionName
afterInterceptor
allowedMethods
beforeInterceptor
bindData
chain
controllerName
defaultAction
flash
forward
grailsApplication
params
redirect
render
request
response
servletContext
session
withForm
withFormat

Database Mapping

Usage
autoImport
autoTimestamp
batchSize
cache
cascade
column
discriminator
dynamicInsert
dynamicUpdate
fetch
id
ignoreNotFound
indexColumn
insertable
joinTable
lazy
order
sort
table
type
updateable
version

Domain Classes

Usage
addTo
attach
belongsTo
clearErrors
constraints
count
countBy
createCriteria
delete
discard
embedded
errors
executeQuery
executeUpdate
exists
fetchMode
find
findAll
findAllBy
findAllWhere
findBy
findWhere
get
getAll
getDirtyPropertyNames
getPersistentValue
hasErrors
hasMany
hasOne
ident
instanceOf
isAttached
isDirty
list
listOrderBy
load
lock
mappedBy
mapping
merge
namedQueries
properties
read
refresh
removeFrom
save
transients
validate
withCriteria
withNewSession
withSession
withTransaction

Plug-ins

Usage
URL mappings
codecs
controllers
core
dataSource
domainClasses
filters
hibernate
i18n
logging
scaffolding
services
servlets
web flow

Services

Usage
scope
transactional

Servlet API

request
response
servletContext
session

Tag Libraries

Usage
actionName
controllerName
flash
pageScope
params
request
response
servletContext
session

Tags

actionSubmit
actionSubmitImage
applyLayout
checkBox
collect
cookie
country
countrySelect
createLink
createLinkTo
currencySelect
datePicker
each
eachError
else
elseif
fieldValue
findAll
form
formRemote
formatBoolean
formatDate
formatNumber
grep
hasErrors
header
hiddenField
if
include
javascript
join
layoutBody
layoutHead
layoutTitle
link
localeSelect
message
meta
pageProperty
paginate
passwordField
radio
radioGroup
remoteField
remoteFunction
remoteLink
render
renderErrors
resource
select
set
sortableColumn
submitButton
submitToRemote
textArea
textField
timeZoneSelect
unless
uploadForm
while