diff options
Diffstat (limited to 'activerecord/lib/active_record/connection_adapters/postgresql')
19 files changed, 142 insertions, 148 deletions
diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/column.rb b/activerecord/lib/active_record/connection_adapters/postgresql/column.rb index acb1278499..0eb4fb468c 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/column.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/column.rb @@ -2,19 +2,9 @@ module ActiveRecord module ConnectionAdapters # PostgreSQL-specific extensions to column definitions in a table. class PostgreSQLColumn < Column #:nodoc: - attr_reader :array + delegate :array, :oid, :fmod, to: :sql_type_metadata alias :array? :array - def initialize(name, default, cast_type, sql_type = nil, null = true, default_function = nil) - if sql_type =~ /\[\]$/ - @array = true - sql_type = sql_type[0..sql_type.length - 3] - else - @array = false - end - super - end - def serial? default_function && default_function =~ /\Anextval\(.*\)\z/ end diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/oid.rb b/activerecord/lib/active_record/connection_adapters/postgresql/oid.rb index d28a2b4fa0..92349e2f9b 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/oid.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/oid.rb @@ -1,25 +1,19 @@ -require 'active_record/connection_adapters/postgresql/oid/infinity' - require 'active_record/connection_adapters/postgresql/oid/array' require 'active_record/connection_adapters/postgresql/oid/bit' require 'active_record/connection_adapters/postgresql/oid/bit_varying' require 'active_record/connection_adapters/postgresql/oid/bytea' require 'active_record/connection_adapters/postgresql/oid/cidr' -require 'active_record/connection_adapters/postgresql/oid/date' require 'active_record/connection_adapters/postgresql/oid/date_time' require 'active_record/connection_adapters/postgresql/oid/decimal' require 'active_record/connection_adapters/postgresql/oid/enum' -require 'active_record/connection_adapters/postgresql/oid/float' require 'active_record/connection_adapters/postgresql/oid/hstore' require 'active_record/connection_adapters/postgresql/oid/inet' -require 'active_record/connection_adapters/postgresql/oid/integer' require 'active_record/connection_adapters/postgresql/oid/json' require 'active_record/connection_adapters/postgresql/oid/jsonb' require 'active_record/connection_adapters/postgresql/oid/money' require 'active_record/connection_adapters/postgresql/oid/point' require 'active_record/connection_adapters/postgresql/oid/range' require 'active_record/connection_adapters/postgresql/oid/specialized_string' -require 'active_record/connection_adapters/postgresql/oid/time' require 'active_record/connection_adapters/postgresql/oid/uuid' require 'active_record/connection_adapters/postgresql/oid/vector' require 'active_record/connection_adapters/postgresql/oid/xml' diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/oid/array.rb b/activerecord/lib/active_record/connection_adapters/postgresql/oid/array.rb index c203e6c604..2608a2abab 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/oid/array.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/oid/array.rb @@ -3,7 +3,7 @@ module ActiveRecord module PostgreSQL module OID # :nodoc: class Array < Type::Value # :nodoc: - include Type::Mutable + include Type::Helpers::Mutable # Loads pg_array_parser if available. String parsing can be # performed quicker by a native extension, which will not create @@ -18,7 +18,7 @@ module ActiveRecord end attr_reader :subtype, :delimiter - delegate :type, to: :subtype + delegate :type, :user_input_in_time_zone, to: :subtype def initialize(subtype, delimiter = ',') @subtype = subtype @@ -48,6 +48,12 @@ module ActiveRecord end end + def ==(other) + other.is_a?(Array) && + subtype == other.subtype && + delimiter == other.delimiter + end + private def type_cast_array(value, method) diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/oid/date.rb b/activerecord/lib/active_record/connection_adapters/postgresql/oid/date.rb deleted file mode 100644 index 1d8d264530..0000000000 --- a/activerecord/lib/active_record/connection_adapters/postgresql/oid/date.rb +++ /dev/null @@ -1,11 +0,0 @@ -module ActiveRecord - module ConnectionAdapters - module PostgreSQL - module OID # :nodoc: - class Date < Type::Date # :nodoc: - include Infinity - end - end - end - end -end diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/oid/date_time.rb b/activerecord/lib/active_record/connection_adapters/postgresql/oid/date_time.rb index b9e7894e5c..2c04c46131 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/oid/date_time.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/oid/date_time.rb @@ -3,8 +3,6 @@ module ActiveRecord module PostgreSQL module OID # :nodoc: class DateTime < Type::DateTime # :nodoc: - include Infinity - def cast_value(value) if value.is_a?(::String) case value diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/oid/float.rb b/activerecord/lib/active_record/connection_adapters/postgresql/oid/float.rb deleted file mode 100644 index 78ef94b912..0000000000 --- a/activerecord/lib/active_record/connection_adapters/postgresql/oid/float.rb +++ /dev/null @@ -1,21 +0,0 @@ -module ActiveRecord - module ConnectionAdapters - module PostgreSQL - module OID # :nodoc: - class Float < Type::Float # :nodoc: - include Infinity - - def cast_value(value) - case value - when ::Float then value - when 'Infinity' then ::Float::INFINITY - when '-Infinity' then -::Float::INFINITY - when 'NaN' then ::Float::NAN - else value.to_f - end - end - end - end - end - end -end diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/oid/hstore.rb b/activerecord/lib/active_record/connection_adapters/postgresql/oid/hstore.rb index be4525c94f..b46e50c865 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/oid/hstore.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/oid/hstore.rb @@ -3,7 +3,7 @@ module ActiveRecord module PostgreSQL module OID # :nodoc: class Hstore < Type::Value # :nodoc: - include Type::Mutable + include Type::Helpers::Mutable def type :hstore diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/oid/infinity.rb b/activerecord/lib/active_record/connection_adapters/postgresql/oid/infinity.rb deleted file mode 100644 index e47780399a..0000000000 --- a/activerecord/lib/active_record/connection_adapters/postgresql/oid/infinity.rb +++ /dev/null @@ -1,13 +0,0 @@ -module ActiveRecord - module ConnectionAdapters - module PostgreSQL - module OID # :nodoc: - module Infinity # :nodoc: - def infinity(options = {}) - options[:negative] ? -::Float::INFINITY : ::Float::INFINITY - end - end - end - end - end -end diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/oid/integer.rb b/activerecord/lib/active_record/connection_adapters/postgresql/oid/integer.rb deleted file mode 100644 index 59abdc0009..0000000000 --- a/activerecord/lib/active_record/connection_adapters/postgresql/oid/integer.rb +++ /dev/null @@ -1,11 +0,0 @@ -module ActiveRecord - module ConnectionAdapters - module PostgreSQL - module OID # :nodoc: - class Integer < Type::Integer # :nodoc: - include Infinity - end - end - end - end -end diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/oid/json.rb b/activerecord/lib/active_record/connection_adapters/postgresql/oid/json.rb index e12ddd9901..13dd037314 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/oid/json.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/oid/json.rb @@ -3,7 +3,7 @@ module ActiveRecord module PostgreSQL module OID # :nodoc: class Json < Type::Value # :nodoc: - include Type::Mutable + include Type::Helpers::Mutable def type :json @@ -11,7 +11,7 @@ module ActiveRecord def type_cast_from_database(value) if value.is_a?(::String) - ::ActiveSupport::JSON.decode(value) + ::ActiveSupport::JSON.decode(value) rescue nil else super end diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/oid/money.rb b/activerecord/lib/active_record/connection_adapters/postgresql/oid/money.rb index df890c2ed6..2163674019 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/oid/money.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/oid/money.rb @@ -3,8 +3,6 @@ module ActiveRecord module PostgreSQL module OID # :nodoc: class Money < Type::Decimal # :nodoc: - include Infinity - class_attribute :precision def type diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/oid/point.rb b/activerecord/lib/active_record/connection_adapters/postgresql/oid/point.rb index bac8b01d6b..4084725ed7 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/oid/point.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/oid/point.rb @@ -3,7 +3,7 @@ module ActiveRecord module PostgreSQL module OID # :nodoc: class Point < Type::Value # :nodoc: - include Type::Mutable + include Type::Helpers::Mutable def type :point diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/oid/range.rb b/activerecord/lib/active_record/connection_adapters/postgresql/oid/range.rb index 3adfb8b9d8..9d3633d109 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/oid/range.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/oid/range.rb @@ -7,7 +7,7 @@ module ActiveRecord class Range < Type::Value # :nodoc: attr_reader :subtype, :type - def initialize(subtype, type) + def initialize(subtype, type = :range) @subtype = subtype @type = type end @@ -40,6 +40,12 @@ module ActiveRecord end end + def ==(other) + other.is_a?(Range) && + other.subtype == subtype && + other.type == type + end + private def type_cast_single(value) @@ -53,13 +59,23 @@ module ActiveRecord def extract_bounds(value) from, to = value[1..-2].split(',') { - from: (value[1] == ',' || from == '-infinity') ? @subtype.infinity(negative: true) : from, - to: (value[-2] == ',' || to == 'infinity') ? @subtype.infinity : to, + from: (value[1] == ',' || from == '-infinity') ? infinity(negative: true) : from, + to: (value[-2] == ',' || to == 'infinity') ? infinity : to, exclude_start: (value[0] == '('), exclude_end: (value[-1] == ')') } end + def infinity(negative: false) + if subtype.respond_to?(:infinity) + subtype.infinity(negative: negative) + elsif negative + -::Float::INFINITY + else + ::Float::INFINITY + end + end + def infinity?(value) value.respond_to?(:infinite?) && value.infinite? end diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/oid/specialized_string.rb b/activerecord/lib/active_record/connection_adapters/postgresql/oid/specialized_string.rb index b2a42e9ebb..2d2fede4e8 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/oid/specialized_string.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/oid/specialized_string.rb @@ -8,10 +8,6 @@ module ActiveRecord def initialize(type) @type = type end - - def text? - false - end end end end diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/oid/time.rb b/activerecord/lib/active_record/connection_adapters/postgresql/oid/time.rb deleted file mode 100644 index 8f0246eddb..0000000000 --- a/activerecord/lib/active_record/connection_adapters/postgresql/oid/time.rb +++ /dev/null @@ -1,11 +0,0 @@ -module ActiveRecord - module ConnectionAdapters - module PostgreSQL - module OID # :nodoc: - class Time < Type::Time # :nodoc: - include Infinity - end - end - end - end -end diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/quoting.rb b/activerecord/lib/active_record/connection_adapters/postgresql/quoting.rb index 9de9e2c7dc..b8d0e26f85 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/quoting.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/quoting.rb @@ -52,12 +52,35 @@ module ActiveRecord end # Does not quote function default values for UUID columns - def quote_default_value(value, column) #:nodoc: + def quote_default_expression(value, column) #:nodoc: if column.type == :uuid && value =~ /\(\)/ value - else - value = column.cast_type.type_cast_for_database(value) + elsif column.respond_to?(:array?) + value = type_cast_from_column(column, value) quote(value) + else + super + end + end + + def lookup_cast_type_from_column(column) # :nodoc: + type_map.lookup(column.oid, column.fmod, column.sql_type) + end + + def type_for_attribute_options( + type_name, + array: false, + range: false, + **options + ) + if array + subtype = type_for_attribute_options(type_name, **options) + OID::Array.new(subtype) + elsif range + subtype = type_for_attribute_options(type_name, **options) + OID::Range.new(subtype) + else + super(type_name, **options) end end @@ -99,6 +122,27 @@ module ActiveRecord super end end + + def type_classes_with_standard_constructor + super.merge( + bit: OID::Bit, + bit_varying: OID::BitVarying, + binary: OID::Bytea, + cidr: OID::Cidr, + date_time: OID::DateTime, + decimal: OID::Decimal, + enum: OID::Enum, + hstore: OID::Hstore, + inet: OID::Inet, + json: OID::Json, + jsonb: OID::Jsonb, + money: OID::Money, + point: OID::Point, + uuid: OID::Uuid, + vector: OID::Vector, + xml: OID::Xml, + ) + end end end end diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/schema_definitions.rb b/activerecord/lib/active_record/connection_adapters/postgresql/schema_definitions.rb index a9522e152f..b9078d4c86 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/schema_definitions.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/schema_definitions.rb @@ -76,15 +76,15 @@ module ActiveRecord column(name, :point, options) end - def bit(name, options) + def bit(name, options = {}) column(name, :bit, options) end - def bit_varying(name, options) + def bit_varying(name, options = {}) column(name, :bit_varying, options) end - def money(name, options) + def money(name, options = {}) column(name, :money, options) end end diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/schema_statements.rb b/activerecord/lib/active_record/connection_adapters/postgresql/schema_statements.rb index a90adcf4aa..503dda60f4 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/schema_statements.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/schema_statements.rb @@ -4,34 +4,11 @@ module ActiveRecord class SchemaCreation < AbstractAdapter::SchemaCreation private - def column_options(o) - column_options = super - column_options[:array] = o.array - column_options - end - - def add_column_options!(sql, options) - if options[:array] - sql << '[]' - end + def visit_ColumnDefinition(o) + o.sql_type = type_to_sql(o.type, o.limit, o.precision, o.scale) + o.sql_type << '[]' if o.array super end - - def quote_default_expression(value, column) - if column.type == :uuid && value =~ /\(\)/ - value - else - super - end - end - - def type_for_column(column) - if column.array - @conn.lookup_cast_type("#{column.sql_type}[]") - else - super - end - end end module SchemaStatements @@ -112,7 +89,7 @@ module ActiveRecord end def drop_table(table_name, options = {}) - execute "DROP TABLE #{quote_table_name(table_name)}#{' CASCADE' if options[:force] == :cascade}" + execute "DROP TABLE#{' IF EXISTS' if options[:if_exists]} #{quote_table_name(table_name)}#{' CASCADE' if options[:force] == :cascade}" end # Returns true if schema exists. @@ -183,15 +160,17 @@ module ActiveRecord def columns(table_name) # Limit, precision, and scale are all handled by the superclass. column_definitions(table_name).map do |column_name, type, default, notnull, oid, fmod| - oid = get_oid_type(oid.to_i, fmod.to_i, column_name, type) - default_value = extract_value_from_default(oid, default) + oid = oid.to_i + fmod = fmod.to_i + type_metadata = fetch_type_metadata(column_name, type, oid, fmod) + default_value = extract_value_from_default(default) default_function = extract_default_function(default_value, default) - new_column(column_name, default_value, oid, type, notnull == 'f', default_function) + new_column(column_name, default_value, type_metadata, notnull == 'f', default_function) end end - def new_column(name, default, cast_type, sql_type = nil, null = true, default_function = nil) # :nodoc: - PostgreSQLColumn.new(name, default, cast_type, sql_type, null, default_function) + def new_column(name, default, sql_type_metadata = nil, null = true, default_function = nil) # :nodoc: + PostgreSQLColumn.new(name, default, sql_type_metadata, null, default_function) end # Returns the current database name. @@ -453,7 +432,7 @@ module ActiveRecord # cast the default to the columns type, which leaves us with a default like "default NULL::character varying". execute alter_column_query % "DROP DEFAULT" else - execute alter_column_query % "SET DEFAULT #{quote_default_value(default, column)}" + execute alter_column_query % "SET DEFAULT #{quote_default_expression(default, column)}" end end @@ -461,7 +440,7 @@ module ActiveRecord clear_cache! unless null || default.nil? column = column_for(table_name, column_name) - execute("UPDATE #{quote_table_name(table_name)} SET #{quote_column_name(column_name)}=#{quote_default_value(default, column)} WHERE #{quote_column_name(column_name)} IS NULL") if column + execute("UPDATE #{quote_table_name(table_name)} SET #{quote_column_name(column_name)}=#{quote_default_expression(default, column)} WHERE #{quote_column_name(column_name)} IS NULL") if column end execute("ALTER TABLE #{quote_table_name(table_name)} ALTER #{quote_column_name(column_name)} #{null ? 'DROP' : 'SET'} NOT NULL") end @@ -555,13 +534,6 @@ module ActiveRecord when 5..8; 'bigint' else raise(ActiveRecordError, "No integer type has byte size #{limit}. Use a numeric with precision 0 instead.") end - when 'datetime' - return super unless precision - - case precision - when 0..6; "timestamp(#{precision})" - else raise(ActiveRecordError, "No timestamp type has precision of #{precision}. The allowed range of precision is from 0 to 6") - end else super end @@ -580,6 +552,18 @@ module ActiveRecord [super, *order_columns].join(', ') end + + def fetch_type_metadata(column_name, sql_type, oid, fmod) + cast_type = get_oid_type(oid, fmod, column_name, sql_type) + simple_type = SqlTypeMetadata.new( + sql_type: sql_type, + type: cast_type.type, + limit: cast_type.limit, + precision: cast_type.precision, + scale: cast_type.scale, + ) + PostgreSQLTypeMetadata.new(simple_type, oid: oid, fmod: fmod) + end end end end diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/type_metadata.rb b/activerecord/lib/active_record/connection_adapters/postgresql/type_metadata.rb new file mode 100644 index 0000000000..58715978f7 --- /dev/null +++ b/activerecord/lib/active_record/connection_adapters/postgresql/type_metadata.rb @@ -0,0 +1,35 @@ +module ActiveRecord + module ConnectionAdapters + class PostgreSQLTypeMetadata < DelegateClass(SqlTypeMetadata) + attr_reader :oid, :fmod, :array + + def initialize(type_metadata, oid: nil, fmod: nil) + super(type_metadata) + @type_metadata = type_metadata + @oid = oid + @fmod = fmod + @array = /\[\]$/ === type_metadata.sql_type + end + + def sql_type + super.gsub(/\[\]$/, "") + end + + def ==(other) + other.is_a?(PostgreSQLTypeMetadata) && + attributes_for_hash == other.attributes_for_hash + end + alias eql? == + + def hash + attributes_for_hash.hash + end + + protected + + def attributes_for_hash + [self.class, @type_metadata, oid, fmod] + end + end + end +end |