Use js packages in BigQuery UDF










0















I was trying to create a BigQuery UDF which requires an external npm package.



CREATE TEMPORARY FUNCTION tempfn(message STRING)
RETURNS STRING
LANGUAGE js AS """
var tesfn = require('js-123');
return tesfn(message)
""";
SELECT tempfn("Hello") as test;


It gives me an error




ReferenceError: require is not defined at tempfn(STRING) line 2,
columns 15-16




Is there a way that I can use these packages?










share|improve this question


























    0















    I was trying to create a BigQuery UDF which requires an external npm package.



    CREATE TEMPORARY FUNCTION tempfn(message STRING)
    RETURNS STRING
    LANGUAGE js AS """
    var tesfn = require('js-123');
    return tesfn(message)
    """;
    SELECT tempfn("Hello") as test;


    It gives me an error




    ReferenceError: require is not defined at tempfn(STRING) line 2,
    columns 15-16




    Is there a way that I can use these packages?










    share|improve this question
























      0












      0








      0








      I was trying to create a BigQuery UDF which requires an external npm package.



      CREATE TEMPORARY FUNCTION tempfn(message STRING)
      RETURNS STRING
      LANGUAGE js AS """
      var tesfn = require('js-123');
      return tesfn(message)
      """;
      SELECT tempfn("Hello") as test;


      It gives me an error




      ReferenceError: require is not defined at tempfn(STRING) line 2,
      columns 15-16




      Is there a way that I can use these packages?










      share|improve this question














      I was trying to create a BigQuery UDF which requires an external npm package.



      CREATE TEMPORARY FUNCTION tempfn(message STRING)
      RETURNS STRING
      LANGUAGE js AS """
      var tesfn = require('js-123');
      return tesfn(message)
      """;
      SELECT tempfn("Hello") as test;


      It gives me an error




      ReferenceError: require is not defined at tempfn(STRING) line 2,
      columns 15-16




      Is there a way that I can use these packages?







      google-bigquery user-defined-functions






      share|improve this question













      share|improve this question











      share|improve this question




      share|improve this question










      asked Nov 15 '18 at 7:22









      NeerajNeeraj

      89221427




      89221427






















          1 Answer
          1






          active

          oldest

          votes


















          1














          You can't load npm packages using require from JavaScript UDFs. You can, however, load external libraries from GCS, as outlined in the documentation. The example that the documentation gives is,



          CREATE TEMP FUNCTION myFunc(a FLOAT64, b STRING)
          RETURNS STRING
          LANGUAGE js AS
          """
          // Assumes 'doInterestingStuff' is defined in one of the library files.
          return doInterestingStuff(a, b);
          """
          OPTIONS (
          library="gs://my-bucket/path/to/lib1.js",
          library=["gs://my-bucket/path/to/lib2.js", "gs://my-bucket/path/to/lib3.js"]
          );

          SELECT myFunc(3.14, 'foo');


          Here the assumption is that you have files with these names in Cloud Storage, and that one of them defines doInterestingStuff.






          share|improve this answer






















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            1 Answer
            1






            active

            oldest

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            1 Answer
            1






            active

            oldest

            votes









            active

            oldest

            votes






            active

            oldest

            votes









            1














            You can't load npm packages using require from JavaScript UDFs. You can, however, load external libraries from GCS, as outlined in the documentation. The example that the documentation gives is,



            CREATE TEMP FUNCTION myFunc(a FLOAT64, b STRING)
            RETURNS STRING
            LANGUAGE js AS
            """
            // Assumes 'doInterestingStuff' is defined in one of the library files.
            return doInterestingStuff(a, b);
            """
            OPTIONS (
            library="gs://my-bucket/path/to/lib1.js",
            library=["gs://my-bucket/path/to/lib2.js", "gs://my-bucket/path/to/lib3.js"]
            );

            SELECT myFunc(3.14, 'foo');


            Here the assumption is that you have files with these names in Cloud Storage, and that one of them defines doInterestingStuff.






            share|improve this answer



























              1














              You can't load npm packages using require from JavaScript UDFs. You can, however, load external libraries from GCS, as outlined in the documentation. The example that the documentation gives is,



              CREATE TEMP FUNCTION myFunc(a FLOAT64, b STRING)
              RETURNS STRING
              LANGUAGE js AS
              """
              // Assumes 'doInterestingStuff' is defined in one of the library files.
              return doInterestingStuff(a, b);
              """
              OPTIONS (
              library="gs://my-bucket/path/to/lib1.js",
              library=["gs://my-bucket/path/to/lib2.js", "gs://my-bucket/path/to/lib3.js"]
              );

              SELECT myFunc(3.14, 'foo');


              Here the assumption is that you have files with these names in Cloud Storage, and that one of them defines doInterestingStuff.






              share|improve this answer

























                1












                1








                1







                You can't load npm packages using require from JavaScript UDFs. You can, however, load external libraries from GCS, as outlined in the documentation. The example that the documentation gives is,



                CREATE TEMP FUNCTION myFunc(a FLOAT64, b STRING)
                RETURNS STRING
                LANGUAGE js AS
                """
                // Assumes 'doInterestingStuff' is defined in one of the library files.
                return doInterestingStuff(a, b);
                """
                OPTIONS (
                library="gs://my-bucket/path/to/lib1.js",
                library=["gs://my-bucket/path/to/lib2.js", "gs://my-bucket/path/to/lib3.js"]
                );

                SELECT myFunc(3.14, 'foo');


                Here the assumption is that you have files with these names in Cloud Storage, and that one of them defines doInterestingStuff.






                share|improve this answer













                You can't load npm packages using require from JavaScript UDFs. You can, however, load external libraries from GCS, as outlined in the documentation. The example that the documentation gives is,



                CREATE TEMP FUNCTION myFunc(a FLOAT64, b STRING)
                RETURNS STRING
                LANGUAGE js AS
                """
                // Assumes 'doInterestingStuff' is defined in one of the library files.
                return doInterestingStuff(a, b);
                """
                OPTIONS (
                library="gs://my-bucket/path/to/lib1.js",
                library=["gs://my-bucket/path/to/lib2.js", "gs://my-bucket/path/to/lib3.js"]
                );

                SELECT myFunc(3.14, 'foo');


                Here the assumption is that you have files with these names in Cloud Storage, and that one of them defines doInterestingStuff.







                share|improve this answer












                share|improve this answer



                share|improve this answer










                answered Nov 15 '18 at 7:34









                Elliott BrossardElliott Brossard

                17k21136




                17k21136





























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