Class | Sequel::TinyTDS::Database |
In: |
lib/sequel/adapters/tinytds.rb
|
Parent: | Sequel::Database |
Transfer the :user option to the :username option.
# File lib/sequel/adapters/tinytds.rb, line 11 11: def connect(server) 12: opts = server_opts(server) 13: opts[:username] = opts[:user] 14: set_mssql_unicode_strings 15: TinyTds::Client.new(opts) 16: end
Execute the given sql on the server. If the :return option is present, its value should be a method symbol that is called on the TinyTds::Result object returned from executing the sql. The value of such a method is returned to the caller. Otherwise, if a block is given, it is yielded the result object. If no block is given and a :return is not present, nil is returned.
# File lib/sequel/adapters/tinytds.rb, line 24 24: def execute(sql, opts={}) 25: synchronize(opts[:server]) do |c| 26: begin 27: m = opts[:return] 28: r = nil 29: if (args = opts[:arguments]) && !args.empty? 30: types = [] 31: values = [] 32: args.each_with_index do |(k, v), i| 33: v, type = ps_arg_type(v) 34: types << "@#{k} #{type}" 35: values << "@#{k} = #{v}" 36: end 37: case m 38: when :do 39: sql = "#{sql}; SELECT @@ROWCOUNT AS AffectedRows" 40: single_value = true 41: when :insert 42: sql = "#{sql}; SELECT CAST(SCOPE_IDENTITY() AS bigint) AS Ident" 43: single_value = true 44: end 45: sql = "EXEC sp_executesql N'#{c.escape(sql)}', N'#{c.escape(types.join(', '))}', #{values.join(', ')}" 46: log_yield(sql) do 47: r = c.execute(sql) 48: r.each{|row| return row.values.first} if single_value 49: end 50: else 51: log_yield(sql) do 52: r = c.execute(sql) 53: return r.send(m) if m 54: end 55: end 56: yield(r) if block_given? 57: rescue TinyTds::Error => e 58: raise_error(e, :disconnect=>!c.active?) 59: ensure 60: r.cancel if r && c.sqlsent? 61: end 62: end 63: end
Execute the DDL sql on the database and return nil.
# File lib/sequel/adapters/tinytds.rb, line 77 77: def execute_ddl(sql, opts={}) 78: execute(sql, opts.merge(:return=>:each)) 79: nil 80: end
Return the number of rows modified by the given sql.
# File lib/sequel/adapters/tinytds.rb, line 66 66: def execute_dui(sql, opts={}) 67: execute(sql, opts.merge(:return=>:do)) 68: end