GraphQL to PySpark translation POC

Run Locally

To start the Spring Boot application:

./gradlew bootRun

Some test queries

Simple single table query with a filter and projections:

curl 'http://localhost:8080/graphql' -H 'Content-Type: application/json' -H 'Accept: application/json' --data-binary '{"query":"{  bookById(bookId: 2){    bookId  name }}"}'

Two table join, filter and projections:

curl 'http://localhost:8080/graphql' -H 'Content-Type: application/json' -H 'Accept: application/json' --data-binary '{"query":"{  bookById(bookId: 2){    bookId    name    pageCount    author{      firstName      lastName    }  }}"}'

Custom enrichment, three table join, filter and projections:

curl 'http://localhost:8080/graphql' -H 'Content-Type: application/json' -H 'Accept: application/json' --data-binary '{"query":"{  bookById(bookId: 2){    bookId    name    pageCount    author{      firstName      lastName    } bookEnrichments{ bookWordCount }  }}"}'