 [
    {
      "name": "id",
      "type": "bigint",
      "scale": -2147483648,
      "precision": -1,
      "primary": 0,
      "nullable": false
    },
    {
      "name": "ddl_job_id",
      "type": "bigint",
      "scale": -2147483648,
      "precision": -1,
      "primary": -1,
      "nullable": false
    },
    {
      "name": "ele_id",
      "type": "bigint",
      "scale": -2147483648,
      "precision": -1,
      "primary": -1,
      "nullable": false
    },
    {
      "name": "ele_key",
      "type": "varbinary",
      "scale": -2147483648,
      "precision": -1,
      "primary": -1,
      "nullable": true
    },
    {
      "name": "store_id",
      "type": "bigint",
      "scale": -2147483648,
      "precision": -1,
      "primary": -1,
      "nullable": true
    },
    {
      "name": "type",
      "type": "integer",
      "precision": -1,
      "primary": -1,
      "nullable": true
    },
    {
     "name": "exec_id",
     "type": "varbinary",
      "scale": -2147483648,
      "precision": -1,
      "primary": -1,
      "nullable": true
    },
    {
     "name": "exec_lease",
     "type": "timestamp",
     "scale": -2147483648,
      "primary": -1,
      "nullable": true
    },
    {
     "name": "state",
     "type": "integer",
     "precision": -1,
     "primary": -1,
     "nullable": true
    },
   {
     "name": "curr_key",
     "type": "varbinary",
     "scale": -2147483648,
     "precision": -1,
     "primary": -1,
     "nullable": true
   },
   {
     "name": "start_key",
     "type": "varbinary",
     "scale": -2147483648,
     "precision": -1,
     "primary": -1,
     "nullable": true
   },
   {
     "name": "end_key",
     "type": "varbinary",
     "scale": -2147483648,
     "precision": -1,
     "primary": -1,
     "nullable": true
   },
   {
     "name": "start_ts",
     "type": "bigint",
     "scale": -2147483648,
     "precision": -1,
     "primary": -1,
     "nullable": true
   },
   {
     "name": "finish_ts",
     "type": "bigint",
     "scale": -2147483648,
     "precision": -1,
     "primary": -1,
     "nullable": true
   },
   {
     "name": "row_count",
     "type": "bigint",
     "scale": -2147483648,
     "precision": -1,
     "primary": -1,
     "nullable": true
   },
   {
     "name": "backfill_meta",
     "type": "varbinary",
     "scale": -2147483648,
     "precision": -1,
     "primary": -1,
     "nullable": true
   }
 ]
