Abstract: SQL query optimization aims to choose an optimal Query Execution Plan (QEP) for a query. The existing optimizers usually choose the plan with the minimal execution cost. However, in some ...

Abstract: SQL:1999 recursive queries are almost a quarter century old. In this standard the recursive queries have the form of recursive common table expressions. In recent years vendors of almost all ...

sqlx4k is not an ORM. Instead, it provides a comprehensive toolkit of primitives and utilities to communicate directly with your database. The focus is on giving you control while catching errors ...