Class Sequel::DB2::Dataset
In: lib/sequel/adapters/db2.rb
Parent: Sequel::Dataset

Methods

Included Modules

DatasetMethods

Constants

DatasetClass = self
MAX_COL_SIZE = 256

Attributes

convert_smallint_to_bool  [W]  Override the default DB2.convert_smallint_to_bool setting for this dataset.

Public Instance methods

Whether to convert smallint to boolean arguments for this dataset. Defaults to the DB2 module setting.

[Source]

     # File lib/sequel/adapters/db2.rb, line 173
173:       def convert_smallint_to_bool
174:         defined?(@convert_smallint_to_bool) ? @convert_smallint_to_bool : (@convert_smallint_to_bool = DB2.convert_smallint_to_bool)
175:       end

[Source]

     # File lib/sequel/adapters/db2.rb, line 180
180:       def fetch_rows(sql)
181:         execute(sql) do |sth|
182:           db = @db
183:           column_info = get_column_info(sth)
184:           cols = column_info.map{|c| c.at(1)}
185:           @columns = cols
186:           errors = [DB2CLI::SQL_NO_DATA_FOUND, DB2CLI::SQL_ERROR]
187:           until errors.include?(rc = DB2CLI.SQLFetch(sth))
188:             db.check_error(rc, "Could not fetch row")
189:             row = {}
190:             column_info.each do |i, c, t, s, pr|
191:               v, _ = db.checked_error("Could not get data"){DB2CLI.SQLGetData(sth, i, t, s)}
192:               row[c] = if v == DB2CLI::Null
193:                 nil
194:               elsif pr
195:                 pr.call(v)
196:               else
197:                 v
198:               end
199:             end
200:             yield row
201:           end
202:         end
203:         self
204:       end

[Validate]