How to query for list of properties in a documentDocumentDb: Get the first documentGetting all root propertiesQuerying for changed documents in DocumentDbHow to select all fields of a document and a new propertyCosmos DB: Querying documents properties with special characters such as “$”How to search List of name which are present in cosmos documentsHigh request-charge for very simple query in Azure Cosmos DB (SQL API)How can I select a filtered child document collection when querying a top level document in cosmos dbCosmos DB Sql how to get distinct list of items in array?Azure CosmosDB SQL Record counts

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How to query for list of properties in a document


DocumentDb: Get the first documentGetting all root propertiesQuerying for changed documents in DocumentDbHow to select all fields of a document and a new propertyCosmos DB: Querying documents properties with special characters such as “$”How to search List of name which are present in cosmos documentsHigh request-charge for very simple query in Azure Cosmos DB (SQL API)How can I select a filtered child document collection when querying a top level document in cosmos dbCosmos DB Sql how to get distinct list of items in array?Azure CosmosDB SQL Record counts













1















I will be receiving flat documents that will have slightly different schemas.



For example:




"FirstName": "Jim",
"LastName: "Bob"



And another one, that would simply have:




"FullName": "Jim Bob"



Is it possible to query the Person collection to retrieve the list of unique properties (not the values)?



[
"FirstName",
"LastName",
"FullName"
]









share|improve this question




























    1















    I will be receiving flat documents that will have slightly different schemas.



    For example:




    "FirstName": "Jim",
    "LastName: "Bob"



    And another one, that would simply have:




    "FullName": "Jim Bob"



    Is it possible to query the Person collection to retrieve the list of unique properties (not the values)?



    [
    "FirstName",
    "LastName",
    "FullName"
    ]









    share|improve this question


























      1












      1








      1








      I will be receiving flat documents that will have slightly different schemas.



      For example:




      "FirstName": "Jim",
      "LastName: "Bob"



      And another one, that would simply have:




      "FullName": "Jim Bob"



      Is it possible to query the Person collection to retrieve the list of unique properties (not the values)?



      [
      "FirstName",
      "LastName",
      "FullName"
      ]









      share|improve this question
















      I will be receiving flat documents that will have slightly different schemas.



      For example:




      "FirstName": "Jim",
      "LastName: "Bob"



      And another one, that would simply have:




      "FullName": "Jim Bob"



      Is it possible to query the Person collection to retrieve the list of unique properties (not the values)?



      [
      "FirstName",
      "LastName",
      "FullName"
      ]






      azure-cosmosdb azure-cosmosdb-sqlapi






      share|improve this question















      share|improve this question













      share|improve this question




      share|improve this question








      edited Mar 7 at 21:44







      Andrés Nava - .NET

















      asked Mar 7 at 21:20









      Andrés Nava - .NETAndrés Nava - .NET

      7,42833572




      7,42833572






















          1 Answer
          1






          active

          oldest

          votes


















          1














          According to my research, it is not supported in cosmos db query syntax so far. You could refer to this similar feedback and adopt the suggestions from cosmos db team.



          Also, I think you could get all the names of properties by below coding workaround.



          1. Create and init a hashmap.


          2. Query the documents and get the results array.


          3. Loop the array and convert every json to map.


          4. Push the elements into initial hashmap to make sure the list of properties is unique.






          share|improve this answer

























          • I was hoping that there was a built-in feature to accomplish this. Since there isn't, your answer seems to be the best way to accomplish this.

            – Andrés Nava - .NET
            Mar 11 at 15:25











          • Hi Jay. Please try to refrain from adding "hope this helps" and other conversational items to your posts. Stack Overflow is intended to be a bit more like documentation than a chat room, and succinctness is valued! Thank you.

            – halfer
            Mar 16 at 9:17












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          1 Answer
          1






          active

          oldest

          votes








          1 Answer
          1






          active

          oldest

          votes









          active

          oldest

          votes






          active

          oldest

          votes









          1














          According to my research, it is not supported in cosmos db query syntax so far. You could refer to this similar feedback and adopt the suggestions from cosmos db team.



          Also, I think you could get all the names of properties by below coding workaround.



          1. Create and init a hashmap.


          2. Query the documents and get the results array.


          3. Loop the array and convert every json to map.


          4. Push the elements into initial hashmap to make sure the list of properties is unique.






          share|improve this answer

























          • I was hoping that there was a built-in feature to accomplish this. Since there isn't, your answer seems to be the best way to accomplish this.

            – Andrés Nava - .NET
            Mar 11 at 15:25











          • Hi Jay. Please try to refrain from adding "hope this helps" and other conversational items to your posts. Stack Overflow is intended to be a bit more like documentation than a chat room, and succinctness is valued! Thank you.

            – halfer
            Mar 16 at 9:17
















          1














          According to my research, it is not supported in cosmos db query syntax so far. You could refer to this similar feedback and adopt the suggestions from cosmos db team.



          Also, I think you could get all the names of properties by below coding workaround.



          1. Create and init a hashmap.


          2. Query the documents and get the results array.


          3. Loop the array and convert every json to map.


          4. Push the elements into initial hashmap to make sure the list of properties is unique.






          share|improve this answer

























          • I was hoping that there was a built-in feature to accomplish this. Since there isn't, your answer seems to be the best way to accomplish this.

            – Andrés Nava - .NET
            Mar 11 at 15:25











          • Hi Jay. Please try to refrain from adding "hope this helps" and other conversational items to your posts. Stack Overflow is intended to be a bit more like documentation than a chat room, and succinctness is valued! Thank you.

            – halfer
            Mar 16 at 9:17














          1












          1








          1







          According to my research, it is not supported in cosmos db query syntax so far. You could refer to this similar feedback and adopt the suggestions from cosmos db team.



          Also, I think you could get all the names of properties by below coding workaround.



          1. Create and init a hashmap.


          2. Query the documents and get the results array.


          3. Loop the array and convert every json to map.


          4. Push the elements into initial hashmap to make sure the list of properties is unique.






          share|improve this answer















          According to my research, it is not supported in cosmos db query syntax so far. You could refer to this similar feedback and adopt the suggestions from cosmos db team.



          Also, I think you could get all the names of properties by below coding workaround.



          1. Create and init a hashmap.


          2. Query the documents and get the results array.


          3. Loop the array and convert every json to map.


          4. Push the elements into initial hashmap to make sure the list of properties is unique.







          share|improve this answer














          share|improve this answer



          share|improve this answer








          edited Mar 16 at 9:16









          halfer

          14.7k759116




          14.7k759116










          answered Mar 8 at 1:31









          Jay GongJay Gong

          9,6711614




          9,6711614












          • I was hoping that there was a built-in feature to accomplish this. Since there isn't, your answer seems to be the best way to accomplish this.

            – Andrés Nava - .NET
            Mar 11 at 15:25











          • Hi Jay. Please try to refrain from adding "hope this helps" and other conversational items to your posts. Stack Overflow is intended to be a bit more like documentation than a chat room, and succinctness is valued! Thank you.

            – halfer
            Mar 16 at 9:17


















          • I was hoping that there was a built-in feature to accomplish this. Since there isn't, your answer seems to be the best way to accomplish this.

            – Andrés Nava - .NET
            Mar 11 at 15:25











          • Hi Jay. Please try to refrain from adding "hope this helps" and other conversational items to your posts. Stack Overflow is intended to be a bit more like documentation than a chat room, and succinctness is valued! Thank you.

            – halfer
            Mar 16 at 9:17

















          I was hoping that there was a built-in feature to accomplish this. Since there isn't, your answer seems to be the best way to accomplish this.

          – Andrés Nava - .NET
          Mar 11 at 15:25





          I was hoping that there was a built-in feature to accomplish this. Since there isn't, your answer seems to be the best way to accomplish this.

          – Andrés Nava - .NET
          Mar 11 at 15:25













          Hi Jay. Please try to refrain from adding "hope this helps" and other conversational items to your posts. Stack Overflow is intended to be a bit more like documentation than a chat room, and succinctness is valued! Thank you.

          – halfer
          Mar 16 at 9:17






          Hi Jay. Please try to refrain from adding "hope this helps" and other conversational items to your posts. Stack Overflow is intended to be a bit more like documentation than a chat room, and succinctness is valued! Thank you.

          – halfer
          Mar 16 at 9:17




















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