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 |
FIREBIRD_TIMESTAMP_FORMAT | = | "TIMESTAMP '%Y-%m-%d %H:%M:%S".freeze |
SELECT_CLAUSE_ORDER | = | %w'distinct limit columns from join where group having compounds order'.freeze |
Yield all rows returned by executing the given SQL and converting the types.
# File lib/sequel/adapters/firebird.rb, line 231 231: def fetch_rows(sql, &block) 232: execute(sql) do |s| 233: begin 234: @columns = s.fields.map{|c| output_identifier(c.name)} 235: s.fetchall(:symbols_hash).each do |r| 236: h = {} 237: r.each{|k,v| h[output_identifier(k)] = v} 238: yield h 239: end 240: ensure 241: s.close 242: end 243: end 244: self 245: end
Insert given values into the database.
# File lib/sequel/adapters/firebird.rb, line 248 248: def insert(*values) 249: if !@opts[:sql] 250: clone(default_server_opts(:sql=>insert_returning_pk_sql(*values))).single_value 251: else 252: execute_insert(insert_sql(*values), :table=>opts[:from].first, 253: :values=>values.size == 1 ? values.first : values) 254: end 255: end
Use the RETURNING clause to return the primary key of the inserted record, if it exists
# File lib/sequel/adapters/firebird.rb, line 258 258: def insert_returning_pk_sql(*values) 259: pk = db.primary_key(opts[:from].first) 260: insert_returning_sql(pk ? Sequel::SQL::Identifier.new(pk) : NULL, *values) 261: end
Use the RETURNING clause to return the columns listed in returning.
# File lib/sequel/adapters/firebird.rb, line 264 264: def insert_returning_sql(returning, *values) 265: "#{insert_sql(*values)} RETURNING #{column_list(Array(returning))}" 266: end
Insert a record returning the record inserted
# File lib/sequel/adapters/firebird.rb, line 269 269: def insert_select(*values) 270: naked.clone(default_server_opts(:sql=>insert_returning_sql(nil, *values))).single_record 271: end