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Versions: 9
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Contents
module DBI
# Implements the basic functionality that constitutes a Driver
#
# Drivers do not have a direct interface exposed to the user; these methods
# are mostly for DBD authors.
#
# As with DBI::BaseDatabase, "DBD Required" and "DBD Optional" will be used
# to explain the same requirements.
#
class BaseDriver < Base
def initialize(dbi_version)
major, minor = dbi_version.split(".").collect { |x| x.to_i }
dbi_major, dbi_minor = DBI::VERSION.split(".").collect { |x| x.to_i }
unless major == dbi_major and minor == dbi_minor
raise InterfaceError, "Wrong DBD API version used #{major}.#{minor} != dbi #{dbi_major}.#{dbi_minor}"
end
end
# Connect to the database. DBD Required.
def connect(dbname, user, auth, attr)
raise NotImplementedError
end
# Default u/p information in an array.
def default_user
['', '']
end
# Default attributes to set on the DatabaseHandle.
def default_attributes
{}
end
# Return the data sources available to this driver. Returns an empty
# array per default.
def data_sources
[]
end
# Disconnect all DatabaseHandles. DBD Required.
def disconnect_all
raise NotImplementedError
end
end # class BaseDriver
end
Version data entries
9 entries across 9 versions & 1 rubygems