Module: Og

Defined in:
lib/og.rb,
lib/og/store.rb,
lib/og/types.rb,
lib/og/entity.rb,
lib/og/errors.rb,
lib/og/manager.rb,
lib/og/markers.rb,
lib/og/relation.rb,
lib/og/evolution.rb,
lib/og/store/sql.rb,
lib/og/collection.rb,
lib/og/store/kirby.rb,
lib/og/relation/has_one.rb,
lib/og/relation/has_many.rb,
lib/og/relation/refers_to.rb,
lib/og/store/alpha/memory.rb,
lib/og/relation/belongs_to.rb,
lib/og/relation/joins_many.rb,
lib/og/store/alpha/filesys.rb,
lib/og/relation/many_to_many.rb,
lib/og/store/alpha/sqlserver.rb,
lib/og/store/sqlite2.rb,
lib/og/store/sqlite.rb,
lib/og/store/mysql.rb

Overview

class Sqlserver::Result

def blank?
  0 == num_rows
end

alias_method :next, :fetch_row  

def each_row
  each do |row|
    yield(row, 0)
  end
end

def first_value
  val = fetch_row[0]
  free
  return val
end

alias_method :close, :free

end

Defined Under Namespace

Modules: EntityMixin, MemoryUtils, MysqlUtils, RelationDSL, SchemaInheritanceBase, SqlUtils, SqlserverUtils, Unmanageable Classes: BelongsTo, Blob, Collection, Entity, FilesysStore, HasMany, HasManyCollection, HasOne, JoinsMany, JoinsManyCollection, KirbyStore, Manager, ManyToMany, MemoryStore, MysqlStore, RefersTo, Relation, SqlStore, Sqlite2Store, SqliteStore, SqlserverStore, Store, StoreException

Constant Summary collapse

Version =

The version.

'0.30.0'
LibPath =

Library path.

File.dirname(__FILE__)
NotNull = 
{ :sql => 'NOT NULL' }.freeze
Null = 
{ :sql => 'NULL' }.freeze

Class Method Summary collapse

Class Method Details

.escape(str) ⇒ Object

Helper method.



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# File 'lib/og.rb', line 166

def escape(str)
  @@manager.store.escape(str)
end

.quote(str) ⇒ Object

Quote the string.



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# File 'lib/og.rb', line 172

def quote(str)
  @@manager.store.quote(str)
end

.setup(options = {:store => :sqlite}) ⇒ Object Also known as: connect, options=, setup=, start

Helper method, useful to initialize Og. If no options are passed, sqlite is selected as the default store.



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# File 'lib/og.rb', line 128

def setup(options = {:store => :sqlite})
  begin
    # This is a flag a store or manager can use to determine
    # if it was being called by Og.setup to provide
    # additional, faster or enhanced functionality.

    options[:called_by_og_setup] = true if options[:called_by_og_setup].nil?

    @@thread_safe = true

    m = @@manager = Manager.new(options)        
    m.manage_classes

    # Allows functionality that requires a store is 
    # finalized to be implemented. A vastly superior 
    # method of constructing foreign key constraints is an 
    # example of functionality this provides. Currently 
    # only used by the PostgreSQL store.
    
    m.post_setup if options[:called_by_og_setup]
  rescue Exception => ex 
    Logger.error "Og.setup had problems: #{ex.class} => #{ex.message}"
    if $DBG
      Logger.error ex.inspect 
      Logger.error ex.backtrace.join("\n")          
      exit 
    end
  end

  return m
end

.thread_safe=(bool) ⇒ Object

Change thread_safe mode.



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# File 'lib/og.rb', line 178

def thread_safe=(bool)
  @@thread_safe = bool
#      @@manager and @@manager.class.managers.each { |m| m.initialize_store }
  @@thread_safe
end

.VarChar(size) ⇒ Object

Some useful type macros to help when defining properties. You can easily code your own type macros. Just return the array that should be passed to the property macro.

Example

property :name, VarChar(30)



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# File 'lib/og/types.rb', line 11

def self.VarChar(size)
  return String, :sql => "VARCHAR(#{size})"
end