| Class | Sequel::Firebird::Dataset |
| In: |
lib/sequel/adapters/firebird.rb
|
| Parent: | Sequel::Dataset |
| BOOL_TRUE | = | '1'.freeze |
| BOOL_FALSE | = | '0'.freeze |
| NULL | = | LiteralString.new('NULL').freeze |
| COMMA_SEPARATOR | = | ', '.freeze |
| SELECT_CLAUSE_METHODS | = | clause_methods(:select, %w'with distinct limit columns from join where group having compounds order') |
| INSERT_CLAUSE_METHODS | = | clause_methods(:insert, %w'into columns values returning_select') |
Yield all rows returned by executing the given SQL and converting the types.
# File lib/sequel/adapters/firebird.rb, line 207
207: def fetch_rows(sql)
208: execute(sql) do |s|
209: begin
210: @columns = s.fields.map{|c| output_identifier(c.name)}
211: s.fetchall(:symbols_hash).each do |r|
212: h = {}
213: r.each{|k,v| h[output_identifier(k)] = v}
214: yield h
215: end
216: ensure
217: s.close
218: end
219: end
220: self
221: end
Insert given values into the database.
# File lib/sequel/adapters/firebird.rb, line 224
224: def insert(*values)
225: if !@opts[:sql]
226: clone(default_server_opts(:sql=>insert_returning_pk_sql(*values))).single_value
227: else
228: execute_insert(insert_sql(*values), :table=>opts[:from].first,
229: :values=>values.size == 1 ? values.first : values)
230: end
231: end
Use the RETURNING clause to return the primary key of the inserted record, if it exists
# File lib/sequel/adapters/firebird.rb, line 234
234: def insert_returning_pk_sql(*values)
235: pk = db.primary_key(opts[:from].first)
236: insert_returning_sql(pk ? Sequel::SQL::Identifier.new(pk) : NULL, *values)
237: end
Use the RETURNING clause to return the columns listed in returning.
# File lib/sequel/adapters/firebird.rb, line 240
240: def insert_returning_sql(returning, *values)
241: "#{insert_sql(*values)} RETURNING #{column_list(Array(returning))}"
242: end
Insert a record returning the record inserted
# File lib/sequel/adapters/firebird.rb, line 245
245: def insert_select(*values)
246: naked.clone(default_server_opts(:sql=>insert_returning_sql(nil, *values))).single_record
247: end
# File lib/sequel/adapters/firebird.rb, line 249
249: def requires_sql_standard_datetimes?
250: true
251: end
# File lib/sequel/adapters/firebird.rb, line 253
253: def supports_insert_select?
254: true
255: end