perf: optimize search for unanswered questions using answer_count

sosyz · LinkinStars · commit 5383b9058101 · 2024-08-02T11:28:12.000+08:00
diff --git a/internal/repo/question/question_repo.go b/internal/repo/question/question_repo.go
@@ -385,7 +385,7 @@ func (qr *questionRepo) GetQuestionPage(ctx context.Context, page, pageSize int,
 	case "score":
 		session.OrderBy("question.pin desc,question.vote_count DESC, question.view_count DESC")
 	case "unanswered":
-		session.Where("question.last_answer_id = 0")
+		session.Where("question.answer_count = 0")
 		session.OrderBy("question.pin desc,question.created_at DESC")
 	}
 

Original file line number	Diff line number	Diff line change
`@@ -385,7 +385,7 @@ func (qr *questionRepo) GetQuestionPage(ctx context.Context, page, pageSize int,`
`385`	`385`	`case "score":`
`386`	`386`	`session.OrderBy("question.pin desc,question.vote_count DESC, question.view_count DESC")`
`387`	`387`	`case "unanswered":`
`388`		`- session.Where("question.last_answer_id = 0")`
	`388`	`+ session.Where("question.answer_count = 0")`
`389`	`389`	`session.OrderBy("question.pin desc,question.created_at DESC")`
`390`	`390`	`}`
`391`	`391`