class Sequel::Postgres::PGRow::ArrayRow

  1. lib/sequel/extensions/pg_row.rb
Parent: PGRow

Class for row-valued/composite types that are treated as arrays. By default, this is only used for generic PostgreSQL record types, as registered types use HashRow by default.

Methods

Public Class

  1. db_type
  2. subclass

Public Instance

  1. db_type
  2. db_type
  3. sql_literal_append

Included modules

  1. Sequel::SQL::AliasMethods

Attributes

db_type [RW]

The database type for this class. May be nil if this class done not have a specific database type.
db_type [W]

Sets the database type associated with this instance. This is used to override the class’s default database type.

Public Class methods

subclass (db_type)

Create a subclass associated with a specific database type. This is done so that instances of this subclass are automatically casted to the database type when literalizing.

[show source] 
# File lib/sequel/extensions/pg_row.rb, line 112
def self.subclass(db_type)
  Class.new(self) do
    @db_type = db_type
  end
end

Public Instance methods

db_type ()

Return the instance’s database type, or the class’s database type if the instance has not overridden it.

[show source] 
# File lib/sequel/extensions/pg_row.rb, line 124
def db_type
  @db_type || self.class.db_type
end
sql_literal_append (ds, sql)

Append SQL fragment related to this object to the sql.

[show source] 
# File lib/sequel/extensions/pg_row.rb, line 129
def sql_literal_append(ds, sql)
  sql << ROW
  ds.literal_append(sql, to_a)
  if db_type
    sql << CAST
    ds.quote_schema_table_append(sql, db_type)
  end
end