Is separated from the others by an AND operator. The WHERE clause on a query is broken up into "terms" where each term How the NGQP differs from the legacy query planner, see the Pre-3.8.0 legacy query planner and to the NGQP. All of the features, techniques,Īnd algorithms described in this document are applicable to both the The SQLite query planner was reimplemented as the Task of the query planner is to select the algorithm that minimizesĪdditional background information is available in the Of the statement itself and of the underlying database schema. Thousands of ways to implement that statement, depending on the complexity Given a single SQL statement, there might be dozens, hundreds, or even This document provides an overview of how the query planner and optimizer
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