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Contents
module Sequel
module Progress
module DatabaseMethods
# Progress uses the :progress database type.
def database_type
:progress
end
def dataset(opts = nil)
ds = super
ds.extend(DatasetMethods)
ds
end
end
module DatasetMethods
SELECT_CLAUSE_METHODS = Dataset.clause_methods(:select, %w'limit distinct columns from join where group order having compounds')
# Progress requires SQL standard datetimes
def requires_sql_standard_datetimes?
true
end
# Progress does not support INTERSECT or EXCEPT
def supports_intersect_except?
false
end
private
def select_clause_methods
SELECT_CLAUSE_METHODS
end
# Progress uses TOP for limit, but it is only supported in Progress 10.
# The Progress adapter targets Progress 9, so it silently ignores the option.
def select_limit_sql(sql)
raise(Error, "OFFSET not supported") if @opts[:offset]
#sql << " TOP #{@opts[:limit]}" if @opts[:limit]
end
end
end
end
Version data entries
27 entries across 27 versions & 2 rubygems