Class: Sequel::DB2::Dataset

Inherits:
Sequel::Dataset show all
Defined in:
lib/sequel_core/adapters/db2.rb

Constant Summary collapse

MAX_COL_SIZE = 
256

Constants inherited from Sequel::Dataset

Sequel::Dataset::AND_SEPARATOR, Sequel::Dataset::BOOL_FALSE, Sequel::Dataset::BOOL_TRUE, Sequel::Dataset::COLUMN_CHANGE_OPTS, Sequel::Dataset::COLUMN_REF_RE1, Sequel::Dataset::COLUMN_REF_RE2, Sequel::Dataset::COLUMN_REF_RE3, Sequel::Dataset::COMMA_SEPARATOR, Sequel::Dataset::COUNT_FROM_SELF_OPTS, Sequel::Dataset::COUNT_OF_ALL_AS_COUNT, Sequel::Dataset::DATASET_CLASSES, Sequel::Dataset::DATE_FORMAT, Sequel::Dataset::MUTATION_METHODS, Sequel::Dataset::NOTIMPL_MSG, Sequel::Dataset::NULL, Sequel::Dataset::N_ARITY_OPERATORS, Sequel::Dataset::PREPARED_ARG_PLACEHOLDER, Sequel::Dataset::QUESTION_MARK, Sequel::Dataset::STOCK_COUNT_OPTS, Sequel::Dataset::STOCK_TRANSFORMS, Sequel::Dataset::TIMESTAMP_FORMAT, Sequel::Dataset::TWO_ARITY_OPERATORS, Sequel::Dataset::WILDCARD

Instance Attribute Summary

Attributes inherited from Sequel::Dataset

#db, #opts, #quote_identifiers, #row_proc

Instance Method Summary collapse

Methods inherited from Sequel::Dataset

#<<, #[], #[]=, #aliased_expression_sql, #all, #and, #as, #avg, #call, #case_expression_sql, #clone, #column_all_sql, #columns, #columns!, #complex_expression_sql, #count, #create_or_replace_view, #create_view, dataset_classes, #def_mutation_method, def_mutation_method, #delete, #delete_sql, #each, #each_page, #empty?, #except, #exclude, #exists, #filter, #first, #first_source, #from, #from_self, #function_sql, #get, #graph, #grep, #group, #group_and_count, #having, inherited, #initialize, #insert, #insert_multiple, #insert_sql, #inspect, #intersect, #interval, #invert, #irregular_function_sql, #join_clause_sql, #join_on_clause_sql, #join_table, #join_using_clause_sql, #last, #limit, #map, #max, #min, #model_classes, #multi_insert, #multi_insert_sql, #naked, #or, #order, #order_more, #ordered_expression_sql, #paginate, #polymorphic_key, #prepare, #print, #qualified_identifier_sql, #query, #quote_identifier, #quote_identifiers?, #quoted_identifier, #range, #reverse_order, #select, #select_all, #select_more, #select_sql, #server, #set, #set_graph_aliases, #set_model, #single_record, #single_value, #subscript_sql, #sum, #symbol_to_column_ref, #table_exists?, #to_csv, #to_hash, #transform, #transform_load, #transform_save, #unfiltered, #union, #uniq, #unordered, #update, #update_sql

Methods included from Enumerable

#send_each

Constructor Details

This class inherits a constructor from Sequel::Dataset

Instance Method Details

#fetch_rows(sql) ⇒ Object 



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# File 'lib/sequel_core/adapters/db2.rb', line 91

def fetch_rows(sql)
  execute(sql) do |sth|
    @column_info = get_column_info(sth)
    @columns = @column_info.map {|c| c[:name]}
    while (rc = SQLFetch(@handle)) != SQL_NO_DATA_FOUND
      @db.check_error(rc, "Could not fetch row")
      yield hash_row(sth)
    end
  end
  self
end

#literal(v) ⇒ Object 



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# File 'lib/sequel_core/adapters/db2.rb', line 80

def literal(v)
  case v
  when Time
    literal(v.iso8601)
  when Date, DateTime
    literal(v.to_s)
  else
    super
  end
end