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Contents
# Copyright 2020 Google LLC
#
# Use of this source code is governed by an MIT-style
# license that can be found in the LICENSE file or at
# https://opensource.org/licenses/MIT.
module ActiveRecord
module ConnectionAdapters
class SpannerSchemaCache < SchemaCache
def initialize conn
@primary_and_parent_keys = {}
super
end
def initialize_dup other
@primary_and_parent_keys = @primary_and_parent_keys.dup
super
end
def encode_with coder
coder["primary_and_parent_keys"] = @primary_and_parent_keys
super
end
def init_with coder
@primary_and_parent_keys = coder["primary_and_parent_keys"]
super
end
def primary_and_parent_keys table_name
@primary_and_parent_keys[table_name] ||=
if data_source_exists? table_name
connection.primary_and_parent_keys table_name
end
end
def clear!
@primary_and_parent_keys.clear
super
end
end
end
end
Version data entries
17 entries across 17 versions & 1 rubygems