Class: CreateBatchyBatches

Inherits:
ActiveRecord::Migration
  • Object
show all
Defined in:
lib/generators/batchy/templates/migration.rb

Class Method Summary collapse

Class Method Details

.down ⇒ Object 



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# File 'lib/generators/batchy/templates/migration.rb', line 22

def self.down
  drop_table :batchy_batches
end

.up ⇒ Object 



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# File 'lib/generators/batchy/templates/migration.rb', line 2

def self.up
  create_table :batchy_batches, :force => true do |table|
    table.datetime  :started_at     # When the batch started
    table.datetime  :finished_at    # When the batch finished
    table.datetime  :expire_at      # When this batch should expire
    table.string    :state          # Current state of the batch
    table.text      :error          # Reason for failure (if there is one)
    table.string    :hostname       # Host the batch is running on
    table.integer   :pid            # Process ID of the current batch
    table.string    :name           # Name of the batch job
    table.string    :guid           # Field to be used for unique identification of the calling job
    table.integer   :parent_id      # Self-referential ID for identifying parent batches
    table.text      :backtrace      # Backtrace for an error, if there is one
    table.timestamps
  end

  add_index :batchy_batches, :guid
  add_index :batchy_batches, :state
end