# File vendor/activerecord/lib/active_record/connection_adapters/db2_adapter.rb, line 84
84:         def adapter_name()
85:           'DB2'
86:         end

    # File vendor/activerecord/lib/active_record/connection_adapters/db2_adapter.rb, line 92
92:         def add_limit!(sql, limit)
93:           sql << " FETCH FIRST #{limit} ROWS ONLY"
94:         end

    # File vendor/activerecord/lib/active_record/connection_adapters/db2_adapter.rb, line 68
68:         def begin_db_transaction
69:           @connection.set_auto_commit_off
70:         end

     # File vendor/activerecord/lib/active_record/connection_adapters/db2_adapter.rb, line 96
 96:         def columns(table_name, name = nil)
 97:           stmt = DB2::Statement.new(@connection)
 98:           result = []
 99: 
100:           stmt.columns(table_name.upcase).each do |c| 
101:             c_name = c[3].downcase
102:             c_default = c[12] == 'NULL' ? nil : c[12]
103:             c_type = c[5].downcase
104:             c_type += "(#{c[6]})" if !c[6].nil? && c[6] != ''
105:             result << Column.new(c_name, c_default, c_type)
106:           end 
107: 
108:           stmt.free
109:           result
110:         end

    # File vendor/activerecord/lib/active_record/connection_adapters/db2_adapter.rb, line 72
72:         def commit_db_transaction
73:           @connection.commit
74:           @connection.set_auto_commit_on
75:         end

    # File vendor/activerecord/lib/active_record/connection_adapters/db2_adapter.rb, line 52
52:         def execute(sql, name = nil)
53:           rows_affected = 0
54: 
55:           log(sql, name, @connection) do |connection| 
56:             stmt = DB2::Statement.new(connection)
57:             stmt.exec_direct(sql)
58:             rows_affected = stmt.row_count
59:             stmt.free
60:           end
61: 
62:           rows_affected
63:         end

    # File vendor/activerecord/lib/active_record/connection_adapters/db2_adapter.rb, line 47
47:         def insert(sql, name = nil, pk = nil, id_value = nil)
48:           execute(sql, name = nil)
49:           id_value || last_insert_id
50:         end

    # File vendor/activerecord/lib/active_record/connection_adapters/db2_adapter.rb, line 82
82:         def quote_column_name(name) name; end

    # File vendor/activerecord/lib/active_record/connection_adapters/db2_adapter.rb, line 88
88:         def quote_string(s)
89:           s.gsub(/'/, "''") # ' (for ruby-mode)
90:         end

    # File vendor/activerecord/lib/active_record/connection_adapters/db2_adapter.rb, line 77
77:         def rollback_db_transaction
78:           @connection.rollback
79:           @connection.set_auto_commit_on
80:         end

    # File vendor/activerecord/lib/active_record/connection_adapters/db2_adapter.rb, line 39
39:         def select_all(sql, name = nil)
40:           select(sql, name)
41:         end

    # File vendor/activerecord/lib/active_record/connection_adapters/db2_adapter.rb, line 43
43:         def select_one(sql, name = nil)
44:           select(sql, name).first
45:         end