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-rw-r--r--activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb68
1 files changed, 3 insertions, 65 deletions
diff --git a/activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb b/activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb
index 764cb576d9..4908c5a47f 100644
--- a/activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb
+++ b/activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb
@@ -571,25 +571,6 @@ module ActiveRecord
initialize_type_map(type_map)
end
- def add_oid(row, records_by_oid, type_map)
- return type_map if type_map.key? row['type_elem'].to_i
-
- if OID.registered_type? row['typname']
- # this composite type is explicitly registered
- vector = OID::NAMES[row['typname']]
- else
- # use the default for composite types
- unless type_map.key? row['typelem'].to_i
- add_oid records_by_oid[row['typelem']], records_by_oid, type_map
- end
-
- vector = OID::Vector.new row['typdelim'], type_map[row['typelem'].to_i]
- end
-
- type_map[row['oid'].to_i] = vector
- type_map
- end
-
def initialize_type_map(type_map, oids = nil)
if supports_ranges?
query = <<-SQL
@@ -608,52 +589,9 @@ module ActiveRecord
query += "WHERE t.oid::integer IN (%s)" % oids.join(", ")
end
- result = execute(query, 'SCHEMA')
- ranges, nodes = result.partition { |row| row['typtype'] == 'r' }
- enums, nodes = nodes.partition { |row| row['typtype'] == 'e' }
- domains, nodes = nodes.partition { |row| row['typtype'] == 'd' }
- arrays, nodes = nodes.partition { |row| row['typinput'] == 'array_in' }
- leaves, nodes = nodes.partition { |row| row['typelem'] == '0' }
-
- # populate the enum types
- enums.each do |row|
- type_map[row['oid'].to_i] = OID::Enum.new
- end
-
- # populate the base types
- leaves.find_all { |row| OID.registered_type? row['typname'] }.each do |row|
- type_map[row['oid'].to_i] = OID::NAMES[row['typname']]
- end
-
- records_by_oid = result.group_by { |row| row['oid'] }
-
- # populate composite types
- nodes.each do |row|
- add_oid row, records_by_oid, type_map
- end
-
- # populate array types
- arrays.find_all { |row| type_map.key? row['typelem'].to_i }.each do |row|
- array = OID::Array.new type_map[row['typelem'].to_i]
- type_map[row['oid'].to_i] = array
- end
-
- # populate range types
- ranges.find_all { |row| type_map.key? row['rngsubtype'].to_i }.each do |row|
- subtype = type_map[row['rngsubtype'].to_i]
- range = OID::Range.new subtype
- type_map[row['oid'].to_i] = range
- end
-
- # populate domain types
- domains.each do |row|
- base_type_oid = row["typbasetype"].to_i
- if base_type = type_map[base_type_oid]
- type_map[row['oid'].to_i] = base_type
- else
- warn "unknown base type (OID: #{base_type_oid}) for domain #{row["typname"]}."
- end
- end
+ initializer = OID::TypeMapInitializer.new(type_map)
+ records = execute(query, 'SCHEMA')
+ initializer.run(records)
end
FEATURE_NOT_SUPPORTED = "0A000" #:nodoc: