[Feature Request]: Add A Freature to get bigquery schema dynamically from a POJO class.

[nivedha1]

What would you like to happen?

In Bigquery write introduce method "fetchSchemaFromObject" which will dynamically generate schema json from the supplied POJO class. BigQueryIO.<Person>write() .to(tableSpec) .fetchSchemaFromObject(Person.class) ..withFormatFunction( (Person elem) -> new TableRow().set("name", elem.name).set("age", elem.age)) .withCreateDisposition(CreateDisposition.CREATE_IF_NEEDED) .withWriteDisposition(WriteDisposition.WRITE_TRUNCATE));

   /** Person.java class **/
   class Person { 
           String name;
            int age;
   }
  /**
      Parse Person Object and construct schema json.
  **/
  fetchSchemaFromObject(Object Person)

Issue Priority

Priority: 2 (default / most feature requests should be filed as P2)

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