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

Methods

Included Modules

DatabaseMethods

Constants

TEMPORARY = 'GLOBAL TEMPORARY '.freeze
NullHandle = DB2CLI.SQLAllocHandle(DB2CLI::SQL_HANDLE_ENV, DB2CLI::SQL_NULL_HANDLE)
ERROR_MAP = {}

Attributes

conversion_procs  [R]  Hash of connection procs for converting

Public Instance methods

[Source]

    # File lib/sequel/adapters/db2.rb, line 84
84:       def check_error(rc, msg)
85:         case rc
86:         when DB2CLI::SQL_SUCCESS, DB2CLI::SQL_SUCCESS_WITH_INFO, DB2CLI::SQL_NO_DATA_FOUND
87:           nil
88:         when DB2CLI::SQL_INVALID_HANDLE, DB2CLI::SQL_STILL_EXECUTING
89:           e = DB2Error.new("#{ERROR_MAP[rc]}: #{msg}")
90:           e.set_backtrace(caller)
91:           raise_error(e, :disconnect=>true)
92:         else
93:           e = DB2Error.new("#{ERROR_MAP[rc] || "Error code #{rc}"}: #{msg}")
94:           e.set_backtrace(caller)
95:           raise_error(e, :disconnect=>true)
96:         end
97:       end

[Source]

     # File lib/sequel/adapters/db2.rb, line 99
 99:       def checked_error(msg)
100:         rc, *ary= yield
101:         check_error(rc, msg)
102:         ary.length <= 1 ? ary.first : ary
103:       end

[Source]

    # File lib/sequel/adapters/db2.rb, line 46
46:       def connect(server)
47:         opts = server_opts(server)
48:         dbc = checked_error("Could not allocate database connection"){DB2CLI.SQLAllocHandle(DB2CLI::SQL_HANDLE_DBC, NullHandle)}
49:         checked_error("Could not connect to database"){DB2CLI.SQLConnect(dbc, opts[:database], opts[:user], opts[:password])}
50:         dbc
51:       end

[Source]

    # File lib/sequel/adapters/db2.rb, line 53
53:       def disconnect_connection(conn)
54:         DB2CLI.SQLDisconnect(conn)
55:         DB2CLI.SQLFreeHandle(DB2CLI::SQL_HANDLE_DBC, conn)
56:       end

[Source]

    # File lib/sequel/adapters/db2.rb, line 58
58:       def execute(sql, opts=OPTS, &block)
59:         synchronize(opts[:server]){|conn| log_connection_execute(conn, sql, &block)}
60:       end

[Source]

    # File lib/sequel/adapters/db2.rb, line 62
62:       def execute_insert(sql, opts=OPTS)
63:         synchronize(opts[:server]) do |conn|
64:           log_connection_execute(conn, sql)
65:           sql = "SELECT IDENTITY_VAL_LOCAL() FROM SYSIBM.SYSDUMMY1"
66:           log_connection_execute(conn, sql) do |sth|
67:             _, _, datatype, size, _, _ = checked_error("Could not describe column"){DB2CLI.SQLDescribeCol(sth, 1, 256)}
68:             if DB2CLI.SQLFetch(sth) != DB2CLI::SQL_NO_DATA_FOUND
69:               v, _ = checked_error("Could not get data"){DB2CLI.SQLGetData(sth, 1, datatype, size)}
70:               if v.is_a?(String) 
71:                 return v.to_i
72:               else
73:                 return nil
74:               end
75:             end
76:           end
77:         end
78:       end

[Source]

     # File lib/sequel/adapters/db2.rb, line 105
105:       def to_application_timestamp_db2(v)
106:         to_application_timestamp(v.to_s)
107:       end

[Validate]