Query

Query

1. Optimization

   • Implementation
     • Plan nodes
       • Tree
   • Join ordering
   • Way to execute plan

2. Evaluation

   • Evaluation plan
   • Materalised Evaluation
     • Double buffering
   • Pipelining
     • Producer
     • Producer driven

3. Parsing and translation

   • Verify the validity & syntax of original query
   • Translation
     • Query graph
     • Query tree
   • Extract tokens from sequence