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Contents
module Neo4j
class << self
extend Forwardable
##
# Returns the current version of the database.
# This version has been set by running one or more migrations.
# The version is stored on the reference node, with property 'db_version'
# (It Delegates to the Reference Node)
#
# ==== See Also
# Neo4j::Migrations::RefNodeWrapper#db_version
#
# :singleton-method: db_version
##
# Force Neo4j.rb to perform migrations
#
# ==== See Also
#
# Neo4j::Migrations::RefNodeWrapper#migrate!
#
# :singleton-method: migrate!
##
# Specifies a single migration.
# The up and down methods are automatically wrapped in a transaction.
#
# === Example
#
# Neo4j.migration 1, :create_articles do
# up do
# Neo4j.ref_node.rels.outgoing(:colours) << Neo4j.Node.new(:colour => 'red') << Neo4j.Node.new(:colour => 'blue')
# end
# down do
# Neo4j.ref_node.rels.outgoing(:colours).each {|n| n.del }
# end
# end
#
# ==== See Also
# Neo4j::Migrations::ClassMethods#migration
#
# :singleton-method: migration
##
# Returns all migrations that has been defined.
#
# ==== See Also
# Neo4j::Migrations::ClassMethods#migrations
#
# :singleton-method: migrations
def_delegators :'Neo4j::Migrations::RefNodeWrapper', :db_version, :migrate!, :migrations, :migration
end
end
Version data entries
26 entries across 26 versions & 1 rubygems