module ActiveRecord::Import::PostgreSQLAdapter
Constants
- MIN_VERSION_FOR_UPSERT
Public Instance Methods
next_value_for_sequence(sequence_name)
click to toggle source
# File lib/activerecord-import/adapters/postgresql_adapter.rb, line 29 def next_value_for_sequence(sequence_name) %{nextval('#{sequence_name}')} end
sql_for_conflict_target( args = {} )
click to toggle source
# File lib/activerecord-import/adapters/postgresql_adapter.rb, line 113 def sql_for_conflict_target( args = {} ) constraint_name = args[:constraint_name] conflict_target = args[:conflict_target] if constraint_name.present? "ON CONSTRAINT #{constraint_name} " elsif conflict_target.present? '(' << Array( conflict_target ).reject( &:empty? ).join( ', ' ) << ') ' end end
sql_for_default_conflict_target( table_name )
click to toggle source
# File lib/activerecord-import/adapters/postgresql_adapter.rb, line 123 def sql_for_default_conflict_target( table_name ) conflict_target = primary_key( table_name ) "(#{conflict_target}) " if conflict_target end
support_setting_primary_key_of_imported_objects?()
click to toggle source
# File lib/activerecord-import/adapters/postgresql_adapter.rb, line 141 def support_setting_primary_key_of_imported_objects? true end
supports_on_duplicate_key_ignore?(current_version = postgresql_version)
click to toggle source
# File lib/activerecord-import/adapters/postgresql_adapter.rb, line 137 def supports_on_duplicate_key_ignore?(current_version = postgresql_version) supports_on_duplicate_key_update?(current_version) end
supports_on_duplicate_key_update?(current_version = postgresql_version)
click to toggle source
# File lib/activerecord-import/adapters/postgresql_adapter.rb, line 133 def supports_on_duplicate_key_update?(current_version = postgresql_version) current_version >= MIN_VERSION_FOR_UPSERT end