In NestJS with TypeORM, what is the primary advantage of using QueryBuilder over repository methods?

easy📝 Conceptual Q1 of 15

NestJS - Database with TypeORM

In NestJS with TypeORM, what is the primary advantage of using QueryBuilder over repository methods?

AIt allows building complex SQL queries programmatically with chaining methods

BIt automatically caches all query results for faster access

CIt replaces the need for entity definitions in TypeORM

DIt provides a graphical interface to design database schemas

Step-by-Step Solution

Solution:

Step 1: Understand QueryBuilder's role
QueryBuilder enables constructing SQL queries dynamically with method chaining.
Step 2: Compare with other options
Options B, C, and D describe features unrelated to QueryBuilder's purpose.
Final Answer:
It allows building complex SQL queries programmatically with chaining methods -> Option A
Quick Check:
QueryBuilder is for dynamic query construction [OK]

Quick Trick: QueryBuilder builds complex queries via chaining methods [OK]

Common Mistakes:

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