 [
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      "scale": -2147483648,
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      "nullable": false
    },
    {
      "name": "TABLE_CATALOG",
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      "precision": 512,
      "scale": -2147483648,
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    },
   {
     "name": "TABLE_SCHEMA",
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     "precision": 64,
     "scale": -2147483648,
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   },
   {
     "name": "PRIVILEGE_TYPE",
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     "scale": -2147483648,
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   },
   {
     "name": "IS_GRANTABLE",
     "type": "varchar",
     "precision": 3,
     "scale": -2147483648,
     "primary": -1,
     "nullable": false
   }
 ]
