query-pipeline

name	query-pipeline
description	Implementation details for EF Core LINQ query translation, SQL generation, and bulk operations (ExecuteUpdate/ExecuteDelete). Use when changing expression visitors, SqlExpressions, QuerySqlGenerator, ShaperProcessingExpressionVisitor, UpdateExpression, DeleteExpression, or related classes.
user-invocable	false

Query Pipeline

Stages

1. Preprocessing
2. Translation
3. Postprocessing
4. Compilation
5. SQL Generation

Validation

• ToQueryString() shows generated SQL without executing
• ExpressionPrinter dumps expression trees at any pipeline stage
• SQL baselines verified via AssertSql() in provider functional tests and the generated SQL corresponds to the LINQ query in the base method