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# frozen-string-literal: true
Sequel::Deprecation.deprecate("Sequel support for Informix", "Please consider maintaining it yourself as an external sequel adapter if you want to continue using it")
module Sequel
module Informix
Sequel::Database.set_shared_adapter_scheme(:informix, self)
module DatabaseMethods
TEMPORARY = 'TEMP '.freeze
Sequel::Deprecation.deprecate_constant(self, :TEMPORARY)
# Informix uses the :informix database type
def database_type
:informix
end
private
# Informix has issues with quoted identifiers, so
# turn off database quoting by default.
def quote_identifiers_default
false
end
# SQL fragment for showing a table is temporary
def temporary_table_sql
'TEMP '
end
end
module DatasetMethods
FIRST = " FIRST ".freeze
Sequel::Deprecation.deprecate_constant(self, :FIRST)
SKIP = " SKIP ".freeze
Sequel::Deprecation.deprecate_constant(self, :SKIP)
Dataset.def_sql_method(self, :select, %w'select limit distinct columns from join where having group compounds order')
def quote_identifiers?
@opts.fetch(:quote_identifiers, false)
end
# Informix does not support INTERSECT or EXCEPT
def supports_intersect_except?
false
end
private
def select_limit_sql(sql)
if o = @opts[:offset]
sql << " SKIP "
literal_append(sql, o)
end
if l = @opts[:limit]
sql << " FIRST "
literal_append(sql, l)
end
end
end
end
end
Version data entries
5 entries across 5 versions & 2 rubygems