Module: ActiveRecord::ConnectionAdapters::OracleEnhanced::SchemaStatements
- Defined in:
- lib/active_record/connection_adapters/oracle_enhanced/schema_statements.rb
Instance Method Summary collapse
-
#add_column(table_name, column_name, type, options = {}) ⇒ Object
:nodoc:.
-
#add_comment(table_name, column_name, comment) ⇒ Object
:nodoc:.
- #add_foreign_key(from_table, to_table, options = {}) ⇒ Object
-
#add_index(table_name, column_name, options = {}) ⇒ Object
:nodoc:.
-
#add_index_options(table_name, column_name, options = {}) ⇒ Object
:nodoc:.
-
#add_table_comment(table_name, comment) ⇒ Object
:nodoc:.
- #aliased_types(name, fallback) ⇒ Object
-
#change_column(table_name, column_name, type, options = {}) ⇒ Object
:nodoc:.
-
#change_column_default(table_name, column_name, default) ⇒ Object
:nodoc:.
-
#change_column_null(table_name, column_name, null, default = nil) ⇒ Object
:nodoc:.
-
#column_comment(table_name, column_name) ⇒ Object
:nodoc:.
-
#create_table(table_name, options = {}) {|td| ... } ⇒ Object
Additional options for
create_table
method in migration files. - #create_table_definition(name, temporary, options) ⇒ Object
-
#disable_referential_integrity(&block) ⇒ Object
REFERENTIAL INTEGRITY ====================================.
-
#drop_table(table_name, options = {}) ⇒ Object
:nodoc:.
-
#dump_schema_information ⇒ Object
:nodoc:.
-
#extract_foreign_key_action(specifier) ⇒ Object
:nodoc:.
-
#foreign_keys(table_name) ⇒ Object
get table foreign keys for schema dump.
-
#index_name(table_name, options) ⇒ Object
returned shortened index name if default is too large.
-
#index_name_exists?(table_name, index_name, default) ⇒ Boolean
Verify the existence of an index with a given name.
- #initialize_schema_migrations_table ⇒ Object
-
#remove_column(table_name, column_name, type = nil, options = {}) ⇒ Object
:nodoc:.
- #remove_foreign_key(from_table, options_or_to_table = {}) ⇒ Object
-
#remove_index(table_name, options = {}) ⇒ Object
Remove the given index from the table.
-
#remove_index!(table_name, index_name) ⇒ Object
clear cached indexes when removing index.
-
#rename_column(table_name, column_name, new_column_name) ⇒ Object
:nodoc:.
-
#rename_index(table_name, old_name, new_name) ⇒ Object
:nodoc:.
-
#rename_table(table_name, new_name) ⇒ Object
:nodoc:.
-
#table_comment(table_name) ⇒ Object
:nodoc:.
- #tablespace(table_name) ⇒ Object
-
#type_to_sql(type, limit = nil, precision = nil, scale = nil) ⇒ Object
Maps logical Rails types to Oracle-specific data types.
-
#update_table_definition(table_name, base) ⇒ Object
:nodoc:.
Instance Method Details
#add_column(table_name, column_name, type, options = {}) ⇒ Object
:nodoc:
277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 |
# File 'lib/active_record/connection_adapters/oracle_enhanced/schema_statements.rb', line 277 def add_column(table_name, column_name, type, = {}) #:nodoc: if type.to_sym == :virtual type = [:type] end type = aliased_types(type.to_s, type) add_column_sql = "ALTER TABLE #{quote_table_name(table_name)} ADD #{quote_column_name(column_name)} " add_column_sql << type_to_sql(type, [:limit], [:precision], [:scale]) if type (add_column_sql, .merge(:type=>type, :column_name=>column_name, :table_name=>table_name)) add_column_sql << tablespace_for((type_to_sql(type).downcase.to_sym), nil, table_name, column_name) if type execute(add_column_sql) create_sequence_and_trigger(table_name, ) if type && type.to_sym == :primary_key ensure clear_table_columns_cache(table_name) end |
#add_comment(table_name, column_name, comment) ⇒ Object
:nodoc:
354 355 356 357 |
# File 'lib/active_record/connection_adapters/oracle_enhanced/schema_statements.rb', line 354 def add_comment(table_name, column_name, comment) #:nodoc: return if comment.blank? execute "COMMENT ON COLUMN #{quote_table_name(table_name)}.#{column_name} IS '#{comment}'" end |
#add_foreign_key(from_table, to_table, options = {}) ⇒ Object
399 400 401 402 403 404 405 406 407 408 409 410 |
# File 'lib/active_record/connection_adapters/oracle_enhanced/schema_statements.rb', line 399 def add_foreign_key(from_table, to_table, = {}) if [:dependent] ActiveSupport::Deprecation.warn "`:dependent` option will be deprecated. Please use `:on_delete` option" end case [:dependent] when :delete then [:on_delete] = :cascade when :nullify then [:on_delete] = :nullify else end super end |
#add_index(table_name, column_name, options = {}) ⇒ Object
:nodoc:
161 162 163 164 165 166 167 168 169 170 171 |
# File 'lib/active_record/connection_adapters/oracle_enhanced/schema_statements.rb', line 161 def add_index(table_name, column_name, = {}) #:nodoc: index_name, index_type, quoted_column_names, tablespace, = (table_name, column_name, ) execute "CREATE #{index_type} INDEX #{quote_column_name(index_name)} ON #{quote_table_name(table_name)} (#{quoted_column_names})#{tablespace} #{index_options}" if index_type == 'UNIQUE' unless quoted_column_names =~ /\(.*\)/ execute "ALTER TABLE #{quote_table_name(table_name)} ADD CONSTRAINT #{quote_column_name(index_name)} #{index_type} (#{quoted_column_names})" end end ensure self.all_schema_indexes = nil end |
#add_index_options(table_name, column_name, options = {}) ⇒ Object
:nodoc:
173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 |
# File 'lib/active_record/connection_adapters/oracle_enhanced/schema_statements.rb', line 173 def (table_name, column_name, = {}) #:nodoc: column_names = Array(column_name) index_name = index_name(table_name, column: column_names) .assert_valid_keys(:unique, :order, :name, :where, :length, :internal, :tablespace, :options, :using) index_type = [:unique] ? "UNIQUE" : "" index_name = [:name].to_s if .key?(:name) tablespace = tablespace_for(:index, [:tablespace]) max_index_length = .fetch(:internal, false) ? index_name_length : allowed_index_name_length #TODO: This option is used for NOLOGGING, needs better argumetn name = [:options] if index_name.to_s.length > max_index_length raise ArgumentError, "Index name '#{index_name}' on table '#{table_name}' is too long; the limit is #{max_index_length} characters" end if index_name_exists?(table_name, index_name, false) raise ArgumentError, "Index name '#{index_name}' on table '#{table_name}' already exists" end quoted_column_names = column_names.map { |e| quote_column_name_or_expression(e) }.join(", ") [index_name, index_type, quoted_column_names, tablespace, ] end |
#add_table_comment(table_name, comment) ⇒ Object
:nodoc:
359 360 361 362 |
# File 'lib/active_record/connection_adapters/oracle_enhanced/schema_statements.rb', line 359 def add_table_comment(table_name, comment) #:nodoc: return if comment.blank? execute "COMMENT ON TABLE #{quote_table_name(table_name)} IS '#{comment}'" end |
#aliased_types(name, fallback) ⇒ Object
296 297 298 |
# File 'lib/active_record/connection_adapters/oracle_enhanced/schema_statements.rb', line 296 def aliased_types(name, fallback) fallback end |
#change_column(table_name, column_name, type, options = {}) ⇒ Object
:nodoc:
316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 |
# File 'lib/active_record/connection_adapters/oracle_enhanced/schema_statements.rb', line 316 def change_column(table_name, column_name, type, = {}) #:nodoc: column = column_for(table_name, column_name) # remove :null option if its value is the same as current column definition # otherwise Oracle will raise error if .has_key?(:null) && [:null] == column.null [:null] = nil end if type.to_sym == :virtual type = [:type] end change_column_sql = "ALTER TABLE #{quote_table_name(table_name)} MODIFY #{quote_column_name(column_name)} " change_column_sql << "#{type_to_sql(type, options[:limit], options[:precision], options[:scale])}" if type (change_column_sql, .merge(:type=>type, :column_name=>column_name, :table_name=>table_name)) change_column_sql << tablespace_for((type_to_sql(type).downcase.to_sym), nil, [:table_name], [:column_name]) if type execute(change_column_sql) ensure clear_table_columns_cache(table_name) end |
#change_column_default(table_name, column_name, default) ⇒ Object
:nodoc:
300 301 302 303 304 |
# File 'lib/active_record/connection_adapters/oracle_enhanced/schema_statements.rb', line 300 def change_column_default(table_name, column_name, default) #:nodoc: execute "ALTER TABLE #{quote_table_name(table_name)} MODIFY #{quote_column_name(column_name)} DEFAULT #{quote(default)}" ensure clear_table_columns_cache(table_name) end |
#change_column_null(table_name, column_name, null, default = nil) ⇒ Object
:nodoc:
306 307 308 309 310 311 312 313 314 |
# File 'lib/active_record/connection_adapters/oracle_enhanced/schema_statements.rb', line 306 def change_column_null(table_name, column_name, null, default = nil) #:nodoc: column = column_for(table_name, column_name) unless null || default.nil? execute("UPDATE #{quote_table_name(table_name)} SET #{quote_column_name(column_name)}=#{quote(default)} WHERE #{quote_column_name(column_name)} IS NULL") end change_column table_name, column_name, column.sql_type, :null => null end |
#column_comment(table_name, column_name) ⇒ Object
:nodoc:
373 374 375 376 377 378 379 380 381 |
# File 'lib/active_record/connection_adapters/oracle_enhanced/schema_statements.rb', line 373 def column_comment(table_name, column_name) #:nodoc: (owner, table_name, db_link) = @connection.describe(table_name) select_value "SELECT comments FROM all_col_comments\#{db_link}\nWHERE owner = '\#{owner}'\nAND table_name = '\#{table_name}'\nAND column_name = '\#{column_name.upcase}'\n" end |
#create_table(table_name, options = {}) {|td| ... } ⇒ Object
Additional options for create_table
method in migration files.
You can specify individual starting value in table creation migration file, e.g.:
create_table :users, :sequence_start_value => 100 do |t|
# ...
end
You can also specify other sequence definition additional parameters, e.g.:
create_table :users, :sequence_start_value =>
Create primary key trigger (so that you can skip primary key value in INSERT statement). By default trigger name will be “table_name_pkt”, you can override the name with :trigger_name option (but it is not recommended to override it as then this trigger will not be detected by ActiveRecord model and it will still do prefetching of sequence value). Example:
create_table :users, :primary_key_trigger => true do |t|
# ...
end
It is possible to add table and column comments in table creation migration files:
create_table :employees, :comment =>
43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 |
# File 'lib/active_record/connection_adapters/oracle_enhanced/schema_statements.rb', line 43 def create_table(table_name, = {}) create_sequence = [:id] != false column_comments = {} temporary = .delete(:temporary) = td = create_table_definition table_name, temporary, td.primary_key([:primary_key] || Base.get_primary_key(table_name.to_s.singularize)) unless [:id] == false # store that primary key was defined in create_table block unless create_sequence class << td attr_accessor :create_sequence def primary_key(*args) self.create_sequence = true super(*args) end end end # store column comments class << td attr_accessor :column_comments def column(name, type, = {}) if [:comment] self.column_comments ||= {} self.column_comments[name] = [:comment] end super(name, type, ) end end yield td if block_given? create_sequence = create_sequence || td.create_sequence column_comments = td.column_comments if td.column_comments if [:force] && table_exists?(table_name) drop_table(table_name, ) end execute schema_creation.accept td create_sequence_and_trigger(table_name, ) if create_sequence add_table_comment table_name, [:comment] column_comments.each do |column_name, comment| add_comment table_name, column_name, comment end td.indexes.each_pair { |c,o| add_index table_name, c, o } td.foreign_keys.each_pair do |other_table_name, | add_foreign_key(table_name, other_table_name, ) end end |
#create_table_definition(name, temporary, options) ⇒ Object
97 98 99 |
# File 'lib/active_record/connection_adapters/oracle_enhanced/schema_statements.rb', line 97 def create_table_definition(name, temporary, ) ActiveRecord::ConnectionAdapters::OracleEnhanced::TableDefinition.new native_database_types, name, temporary, end |
#disable_referential_integrity(&block) ⇒ Object
REFERENTIAL INTEGRITY ====================================
461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 |
# File 'lib/active_record/connection_adapters/oracle_enhanced/schema_statements.rb', line 461 def disable_referential_integrity(&block) #:nodoc: sql_constraints = "SELECT constraint_name, owner, table_name\nFROM user_constraints\nWHERE constraint_type = 'R'\nAND status = 'ENABLED'\n" old_constraints = select_all(sql_constraints) begin old_constraints.each do |constraint| execute "ALTER TABLE #{constraint["table_name"]} DISABLE CONSTRAINT #{constraint["constraint_name"]}" end yield ensure old_constraints.each do |constraint| execute "ALTER TABLE #{constraint["table_name"]} ENABLE CONSTRAINT #{constraint["constraint_name"]}" end end end |
#drop_table(table_name, options = {}) ⇒ Object
:nodoc:
111 112 113 114 115 116 117 118 119 120 |
# File 'lib/active_record/connection_adapters/oracle_enhanced/schema_statements.rb', line 111 def drop_table(table_name, = {}) #:nodoc: execute "DROP TABLE #{quote_table_name(table_name)}#{' CASCADE CONSTRAINTS' if options[:force] == :cascade}" seq_name = [:sequence_name] || default_sequence_name(table_name) execute "DROP SEQUENCE #{quote_table_name(seq_name)}" rescue nil rescue ActiveRecord::StatementInvalid => e raise e unless [:if_exists] ensure clear_table_columns_cache(table_name) self.all_schema_indexes = nil end |
#dump_schema_information ⇒ Object
:nodoc:
122 123 124 125 126 |
# File 'lib/active_record/connection_adapters/oracle_enhanced/schema_statements.rb', line 122 def dump_schema_information #:nodoc: sm_table = ActiveRecord::Migrator.schema_migrations_table_name migrated = select_values("SELECT version FROM #{sm_table} ORDER BY version") join_with_statement_token(migrated.map{|v| "INSERT INTO #{sm_table} (version) VALUES ('#{v}')" }) end |
#extract_foreign_key_action(specifier) ⇒ Object
:nodoc:
452 453 454 455 456 457 |
# File 'lib/active_record/connection_adapters/oracle_enhanced/schema_statements.rb', line 452 def extract_foreign_key_action(specifier) # :nodoc: case specifier when 'CASCADE'; :cascade when 'SET NULL'; :nullify end end |
#foreign_keys(table_name) ⇒ Object
get table foreign keys for schema dump
417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 |
# File 'lib/active_record/connection_adapters/oracle_enhanced/schema_statements.rb', line 417 def foreign_keys(table_name) #:nodoc: (owner, desc_table_name, db_link) = @connection.describe(table_name) fk_info = select_all("SELECT r.table_name to_table\n,rc.column_name references_column\n,cc.column_name\n,c.constraint_name name\n,c.delete_rule\nFROM user_constraints\#{db_link} c, user_cons_columns\#{db_link} cc,\nuser_constraints\#{db_link} r, user_cons_columns\#{db_link} rc\nWHERE c.owner = '\#{owner}'\nAND c.table_name = '\#{desc_table_name}'\nAND c.constraint_type = 'R'\nAND cc.owner = c.owner\nAND cc.constraint_name = c.constraint_name\nAND r.constraint_name = c.r_constraint_name\nAND r.owner = c.owner\nAND rc.owner = r.owner\nAND rc.constraint_name = r.constraint_name\nAND rc.position = cc.position\nORDER BY name, to_table, column_name, references_column\n", 'Foreign Keys') fk_info.map do |row| = { column: oracle_downcase(row['column_name']), name: oracle_downcase(row['name']), primary_key: oracle_downcase(row['references_column']) } [:on_delete] = extract_foreign_key_action(row['delete_rule']) OracleEnhanced::ForeignKeyDefinition.new(oracle_downcase(table_name), oracle_downcase(row['to_table']), ) end end |
#index_name(table_name, options) ⇒ Object
returned shortened index name if default is too large
225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 |
# File 'lib/active_record/connection_adapters/oracle_enhanced/schema_statements.rb', line 225 def index_name(table_name, ) #:nodoc: default_name = super(table_name, ).to_s # sometimes options can be String or Array with column names = {} unless .is_a?(Hash) identifier_max_length = [:identifier_max_length] || index_name_length return default_name if default_name.length <= identifier_max_length # remove 'index', 'on' and 'and' keywords shortened_name = "i_#{table_name}_#{Array(options[:column]) * '_'}" # leave just first three letters from each word if shortened_name.length > identifier_max_length shortened_name = shortened_name.split('_').map{|w| w[0,3]}.join('_') end # generate unique name using hash function if shortened_name.length > identifier_max_length shortened_name = 'i'+Digest::SHA1.hexdigest(default_name)[0,identifier_max_length-1] end @logger.warn "#{adapter_name} shortened default index name #{default_name} to #{shortened_name}" if @logger shortened_name end |
#index_name_exists?(table_name, index_name, default) ⇒ Boolean
Verify the existence of an index with a given name.
The default argument is returned if the underlying implementation does not define the indexes method, as there's no way to determine the correct answer in that case.
Will always query database and not index cache.
253 254 255 256 257 258 259 260 261 262 263 |
# File 'lib/active_record/connection_adapters/oracle_enhanced/schema_statements.rb', line 253 def index_name_exists?(table_name, index_name, default) (owner, table_name, db_link) = @connection.describe(table_name) result = select_value("SELECT 1 FROM all_indexes\#{db_link} i\nWHERE i.owner = '\#{owner}'\nAND i.table_owner = '\#{owner}'\nAND i.table_name = '\#{table_name}'\nAND i.index_name = '\#{index_name.to_s.upcase}'\n") result == 1 end |
#initialize_schema_migrations_table ⇒ Object
128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 |
# File 'lib/active_record/connection_adapters/oracle_enhanced/schema_statements.rb', line 128 def initialize_schema_migrations_table sm_table = ActiveRecord::Migrator.schema_migrations_table_name unless table_exists?(sm_table) index_name = "#{Base.table_name_prefix}unique_schema_migrations#{Base.table_name_suffix}" if index_name.length > index_name_length truncate_to = index_name_length - index_name.to_s.length - 1 truncated_name = "unique_schema_migrations"[0..truncate_to] index_name = "#{Base.table_name_prefix}#{truncated_name}#{Base.table_name_suffix}" end create_table(sm_table, :id => false) do |schema_migrations_table| schema_migrations_table.column :version, :string, :null => false end add_index sm_table, :version, :unique => true, :name => index_name # Backwards-compatibility: if we find schema_info, assume we've # migrated up to that point: si_table = Base.table_name_prefix + 'schema_info' + Base.table_name_suffix if table_exists?(si_table) ActiveSupport::Deprecation.warn "Usage of the schema table `#{si_table}` is deprecated. Please switch to using `schema_migrations` table" old_version = select_value("SELECT version FROM #{quote_table_name(si_table)}").to_i assume_migrated_upto_version(old_version) drop_table(si_table) end end end |
#remove_column(table_name, column_name, type = nil, options = {}) ⇒ Object
:nodoc:
347 348 349 350 351 352 |
# File 'lib/active_record/connection_adapters/oracle_enhanced/schema_statements.rb', line 347 def remove_column(table_name, column_name, type = nil, = {}) #:nodoc: execute "ALTER TABLE #{quote_table_name(table_name)} DROP COLUMN #{quote_column_name(column_name)} CASCADE CONSTRAINTS" ensure clear_table_columns_cache(table_name) self.all_schema_indexes = nil end |
#remove_foreign_key(from_table, options_or_to_table = {}) ⇒ Object
412 413 414 |
# File 'lib/active_record/connection_adapters/oracle_enhanced/schema_statements.rb', line 412 def remove_foreign_key(from_table, = {}) super end |
#remove_index(table_name, options = {}) ⇒ Object
Remove the given index from the table. Gives warning if index does not exist
199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 |
# File 'lib/active_record/connection_adapters/oracle_enhanced/schema_statements.rb', line 199 def remove_index(table_name, = {}) #:nodoc: index_name = index_name(table_name, ) unless index_name_exists?(table_name, index_name, true) # sometimes options can be String or Array with column names = {} unless .is_a?(Hash) if .has_key? :name = .dup .delete :column index_name_without_column = index_name(table_name, ) return index_name_without_column if index_name_exists?(table_name, index_name_without_column, false) end raise ArgumentError, "Index name '#{index_name}' on table '#{table_name}' does not exist" end remove_index!(table_name, index_name) end |
#remove_index!(table_name, index_name) ⇒ Object
clear cached indexes when removing index
216 217 218 219 220 221 222 |
# File 'lib/active_record/connection_adapters/oracle_enhanced/schema_statements.rb', line 216 def remove_index!(table_name, index_name) #:nodoc: #TODO: It should execute only when index_type == "UNIQUE" execute "ALTER TABLE #{quote_table_name(table_name)} DROP CONSTRAINT #{quote_column_name(index_name)}" rescue nil execute "DROP INDEX #{quote_column_name(index_name)}" ensure self.all_schema_indexes = nil end |
#rename_column(table_name, column_name, new_column_name) ⇒ Object
:nodoc:
339 340 341 342 343 344 345 |
# File 'lib/active_record/connection_adapters/oracle_enhanced/schema_statements.rb', line 339 def rename_column(table_name, column_name, new_column_name) #:nodoc: execute "ALTER TABLE #{quote_table_name(table_name)} RENAME COLUMN #{quote_column_name(column_name)} to #{quote_column_name(new_column_name)}" self.all_schema_indexes = nil rename_column_indexes(table_name, column_name, new_column_name) ensure clear_table_columns_cache(table_name) end |
#rename_index(table_name, old_name, new_name) ⇒ Object
:nodoc:
265 266 267 268 269 270 271 272 273 274 275 |
# File 'lib/active_record/connection_adapters/oracle_enhanced/schema_statements.rb', line 265 def rename_index(table_name, old_name, new_name) #:nodoc: unless index_name_exists?(table_name, old_name, true) raise ArgumentError, "Index name '#{old_name}' on table '#{table_name}' does not exist" end if new_name.length > allowed_index_name_length raise ArgumentError, "Index name '#{new_name}' on table '#{table_name}' is too long; the limit is #{allowed_index_name_length} characters" end execute "ALTER INDEX #{quote_column_name(old_name)} rename to #{quote_column_name(new_name)}" ensure self.all_schema_indexes = nil end |
#rename_table(table_name, new_name) ⇒ Object
:nodoc:
101 102 103 104 105 106 107 108 109 |
# File 'lib/active_record/connection_adapters/oracle_enhanced/schema_statements.rb', line 101 def rename_table(table_name, new_name) #:nodoc: if new_name.to_s.length > table_name_length raise ArgumentError, "New table name '#{new_name}' is too long; the limit is #{table_name_length} characters" end execute "RENAME #{quote_table_name(table_name)} TO #{quote_table_name(new_name)}" execute "RENAME #{quote_table_name("#{table_name}_seq")} TO #{default_sequence_name(new_name)}" rescue nil rename_table_indexes(table_name, new_name) end |
#table_comment(table_name) ⇒ Object
:nodoc:
364 365 366 367 368 369 370 371 |
# File 'lib/active_record/connection_adapters/oracle_enhanced/schema_statements.rb', line 364 def table_comment(table_name) #:nodoc: (owner, table_name, db_link) = @connection.describe(table_name) select_value "SELECT comments FROM all_tab_comments\#{db_link}\nWHERE owner = '\#{owner}'\nAND table_name = '\#{table_name}'\n" end |
#tablespace(table_name) ⇒ Object
391 392 393 394 395 396 397 |
# File 'lib/active_record/connection_adapters/oracle_enhanced/schema_statements.rb', line 391 def tablespace(table_name) select_value "SELECT tablespace_name\nFROM user_tables\nWHERE table_name='\#{table_name.to_s.upcase}'\n" end |
#type_to_sql(type, limit = nil, precision = nil, scale = nil) ⇒ Object
Maps logical Rails types to Oracle-specific data types.
384 385 386 387 388 389 |
# File 'lib/active_record/connection_adapters/oracle_enhanced/schema_statements.rb', line 384 def type_to_sql(type, limit = nil, precision = nil, scale = nil) #:nodoc: # Ignore options for :text and :binary columns return super(type, nil, nil, nil) if ['text', 'binary'].include?(type.to_s) super end |
#update_table_definition(table_name, base) ⇒ Object
:nodoc:
157 158 159 |
# File 'lib/active_record/connection_adapters/oracle_enhanced/schema_statements.rb', line 157 def update_table_definition(table_name, base) #:nodoc: OracleEnhanced::Table.new(table_name, base) end |