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# frozen-string-literal: true
module Sequel
# Hash of adapters that have been used. The key is the adapter scheme
# symbol, and the value is the Database subclass.
ADAPTER_MAP = {}
# Hash of shared adapters that have been registered. The key is the
# adapter scheme symbol, and the value is the Sequel module containing
# the shared adapter.
SHARED_ADAPTER_MAP = {}
# Array of all databases to which Sequel has connected. If you are
# developing an application that can connect to an arbitrary number of
# databases, delete the database objects from this (or use the :keep_reference
# Database option or a block when connecting) or they will not get
# garbage collected.
DATABASES = []
# A Database object represents a virtual connection to a database.
# The Database class is meant to be subclassed by database adapters in order
# to provide the functionality needed for executing queries.
class Database
OPTS = Sequel::OPTS
end
require_relative "database/connecting"
require_relative "database/dataset"
require_relative "database/dataset_defaults"
require_relative "database/logging"
require_relative "database/features"
require_relative "database/misc"
require_relative "database/query"
require_relative "database/transactions"
require_relative "database/schema_generator"
require_relative "database/schema_methods"
end
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