diff options
Diffstat (limited to 'activerecord/lib/active_record/schema_dumper.rb')
| -rw-r--r-- | activerecord/lib/active_record/schema_dumper.rb | 27 |
1 files changed, 15 insertions, 12 deletions
diff --git a/activerecord/lib/active_record/schema_dumper.rb b/activerecord/lib/active_record/schema_dumper.rb index cd54653581..a4757773d8 100644 --- a/activerecord/lib/active_record/schema_dumper.rb +++ b/activerecord/lib/active_record/schema_dumper.rb @@ -2,6 +2,8 @@ require 'stringio' require 'active_support/core_ext/big_decimal' module ActiveRecord + # = Active Record Schema Dumper + # # This class is used to dump the database schema for some connection to some # output format (i.e., ActiveRecord::Schema). class SchemaDumper #:nodoc: @@ -39,13 +41,14 @@ module ActiveRecord define_params = @version ? ":version => #{@version}" : "" stream.puts <<HEADER -# This file is auto-generated from the current state of the database. Instead of editing this file, -# please use the migrations feature of Active Record to incrementally modify your database, and -# then regenerate this schema definition. +# This file is auto-generated from the current state of the database. Instead +# of editing this file, please use the migrations feature of Active Record to +# incrementally modify your database, and then regenerate this schema definition. # -# Note that this schema.rb definition is the authoritative source for your database schema. If you need -# to create the application database on another system, you should be using db:schema:load, not running -# all the migrations from scratch. The latter is a flawed and unsustainable approach (the more migrations +# Note that this schema.rb definition is the authoritative source for your +# database schema. If you need to create the application database on another +# system, you should be using db:schema:load, not running all the migrations +# from scratch. The latter is a flawed and unsustainable approach (the more migrations # you'll amass, the slower it'll run and the greater likelihood for issues). # # It's strongly recommended to check this file into your version control system. @@ -173,15 +176,15 @@ HEADER def indexes(table, stream) if (indexes = @connection.indexes(table)).any? add_index_statements = indexes.map do |index| - statment_parts = [ ('add_index ' + index.table.inspect) ] - statment_parts << index.columns.inspect - statment_parts << (':name => ' + index.name.inspect) - statment_parts << ':unique => true' if index.unique + statement_parts = [ ('add_index ' + index.table.inspect) ] + statement_parts << index.columns.inspect + statement_parts << (':name => ' + index.name.inspect) + statement_parts << ':unique => true' if index.unique index_lengths = index.lengths.compact if index.lengths.is_a?(Array) - statment_parts << (':length => ' + Hash[*index.columns.zip(index.lengths).flatten].inspect) if index_lengths.present? + statement_parts << (':length => ' + Hash[*index.columns.zip(index.lengths).flatten].inspect) if index_lengths.present? - ' ' + statment_parts.join(', ') + ' ' + statement_parts.join(', ') end stream.puts add_index_statements.sort.join("\n") |