X-Git-Url: https://git.openstreetmap.org./rails.git/blobdiff_plain/fcaeaf8c44456657043686d01f2913d600ef13ce..544113affae90f5ca661021a980ab0a9c2c2b2d1:/lib/migrate.rb diff --git a/lib/migrate.rb b/lib/migrate.rb index 3d9970d8c..baa7faecd 100644 --- a/lib/migrate.rb +++ b/lib/migrate.rb @@ -17,8 +17,8 @@ module ActiveRecord def add_foreign_key(table_name, column_name, reftbl, refcol = nil) execute "ALTER TABLE #{table_name} ADD " + - "FOREIGN KEY (#{quote_column_names(column_name)}) " + - "REFERENCES #{reftbl} (#{quote_column_names(refcol || column_name)})" + "FOREIGN KEY (#{quote_column_names(column_name)}) " + + "REFERENCES #{reftbl} (#{quote_column_names(refcol || column_name)})" end def remove_foreign_key(table_name, column_name, reftbl, refcol = nil) @@ -42,84 +42,6 @@ module ActiveRecord end end - class MysqlAdapter - alias_method :old_native_database_types, :native_database_types - - def native_database_types - types = old_native_database_types - types[:bigint] = { :name => "bigint", :limit => 20 } - types[:double] = { :name => "double" } - types[:integer_pk] = { :name => "integer DEFAULT NULL auto_increment PRIMARY KEY" } - types[:bigint_pk] = { :name => "bigint(20) DEFAULT NULL auto_increment PRIMARY KEY" } - types[:bigint_pk_64] = { :name => "bigint(64) DEFAULT NULL auto_increment PRIMARY KEY" } - types[:bigint_auto_64] = { :name => "bigint(64) DEFAULT NULL auto_increment" } - types[:bigint_auto_11] = { :name => "bigint(11) DEFAULT NULL auto_increment" } - types[:bigint_auto_20] = { :name => "bigint(20) DEFAULT NULL auto_increment" } - types[:four_byte_unsigned] = { :name=> "integer unsigned" } - types[:inet] = { :name=> "integer unsigned" } - - enumerations.each do |e,v| - types[e.to_sym]= { :name => "enum('#{v.join '\',\''}')" } - end - - types - end - - def change_column(table_name, column_name, type, options = {}) - unless options_include_default?(options) - options[:default] = select_one("SHOW COLUMNS FROM #{table_name} LIKE '#{column_name}'")["Default"] - - unless type == :string or type == :text - options.delete(:default) if options[:default] = ""; - end - end - - change_column_sql = "ALTER TABLE #{table_name} CHANGE #{column_name} #{column_name} #{type_to_sql(type, options[:limit], options[:precision], options[:scale])}" - add_column_options!(change_column_sql, options) - execute(change_column_sql) - end - - def myisam_table - return { :id => false, :force => true, :options => "ENGINE=MyIsam" } - end - - def innodb_table - return { :id => false, :force => true, :options => "ENGINE=InnoDB" } - end - - def innodb_option - return "ENGINE=InnoDB" - end - - def change_engine (table_name, engine) - execute "ALTER TABLE #{table_name} ENGINE = #{engine}" - end - - def add_fulltext_index (table_name, column) - execute "CREATE FULLTEXT INDEX `#{table_name}_#{column}_idx` ON `#{table_name}` (`#{column}`)" - end - - def enumerations - @enumerations ||= Hash.new - end - - def create_enumeration (enumeration_name, values) - enumerations[enumeration_name] = values - end - - def drop_enumeration (enumeration_name) - enumerations.delete(enumeration_name) - end - - def alter_primary_key(table_name, new_columns) - execute("alter table #{table_name} drop primary key, add primary key (#{new_columns.join(',')})") - end - - def interval_constant(interval) - "'#{interval}'" - end - end - class PostgreSQLAdapter alias_method :old_native_database_types, :native_database_types @@ -153,7 +75,7 @@ module ActiveRecord def innodb_option return "" end - + def change_engine (table_name, engine) end @@ -165,18 +87,23 @@ module ActiveRecord @enumerations ||= Hash.new end - def create_enumeration (enumeration_name, values) + def create_enumeration(enumeration_name, values) enumerations[enumeration_name] = values - execute "create type #{enumeration_name} as enum ('#{values.join '\',\''}')" + execute "CREATE TYPE #{enumeration_name} AS ENUM ('#{values.join '\',\''}')" end - def drop_enumeration (enumeration_name) - execute "drop type #{enumeration_name}" + def drop_enumeration(enumeration_name) + execute "DROP TYPE #{enumeration_name}" enumerations.delete(enumeration_name) end + def rename_enumeration(old_name, new_name) + execute "ALTER TYPE #{quote_table_name(old_name)} RENAME TO #{quote_table_name(new_name)}" + end + def alter_primary_key(table_name, new_columns) - execute "alter table #{table_name} drop constraint #{table_name}_pkey; alter table #{table_name} add primary key (#{new_columns.join(',')})" + execute "ALTER TABLE #{table_name} DROP CONSTRAINT #{table_name}_pkey" + execute "ALTER TABLE #{table_name} ADD PRIMARY KEY (#{new_columns.join(',')})" end def interval_constant(interval) @@ -203,6 +130,10 @@ module ActiveRecord execute "CREATE #{index_type} INDEX #{quote_column_name(index_name)} ON #{quote_table_name(table_name)} USING #{index_method} (#{quoted_column_names})" end + + def rename_index(table_name, old_name, new_name) + execute "ALTER INDEX #{quote_table_name(old_name)} RENAME TO #{quote_table_name(new_name)}" + end end end end