IF NOT EXISTS (SELECT 1 FROM sys.objects WHERE object_id = OBJECT_ID('[dbo].[mps_job_task_bak]') AND type = 'U')
CREATE TABLE [dbo].[mps_job_task_bak]
(
    [wt_id] int NOT NULL,
    [wt_type] varchar(20) COLLATE Chinese_PRC_CI_AS NULL,
    [wt_wrkid] int NULL,
    [wt_cmpid] int NULL,
    [wt_bizid] int NULL,
    [wt_ordid] bigint NULL,
    [wt_useruid] int NULL,
    [wt_task] nvarchar(2000) COLLATE Chinese_PRC_CI_AS NULL,
    [wt_jbid] bigint NULL,
    [wt_begin] datetime NULL,
    [wt_interval] int NULL,
    [wt_mbid] int NULL,
    [wt_flag] int NULL,
    [wt_identkey] nvarchar(100) COLLATE Chinese_PRC_CI_AS NULL,
    [wt_lock] int NULL,
)