ユーザー名の大文字小文字を区別しないようにした

Author: hotate29

atcoder-problems-backend/sql-client/src/language_count.rs

@@ -150,7 +150,7 @@ impl LanguageCountClient for PgPool {
         let count = sqlx::query_as(
             r"
             SELECT user_id, simplified_language, problem_count FROM language_count
-            WHERE user_id = $1
+            WHERE LOWER(user_id) = LOWER($1)
             ORDER BY simplified_language
             ",
         )
@@ -171,7 +171,7 @@ impl LanguageCountClient for PgPool {
                 OVER(PARTITION BY simplified_language ORDER BY problem_count DESC) AS rank
                 FROM language_count
             )
-            AS s2 WHERE user_id = $1
+            AS s2 WHERE LOWER(user_id) = LOWER($1)
             ORDER BY simplified_language
             ",
         )

atcoder-problems-backend/sql-client/src/submission_client.rs

@@ -121,7 +121,7 @@ impl SubmissionClient for PgPool {
                 r"
                     SELECT * FROM submissions
                     WHERE result = 'AC'
-                    AND user_id = ANY($1)
+                    AND LOWER(user_id) = ANY($1)
                     ",
             )
             .bind(user_ids)
@@ -163,7 +163,7 @@ impl SubmissionClient for PgPool {
             } => sqlx::query_as(
                 r"
                     SELECT * FROM submissions
-                    WHERE user_id = ANY($1)
+                    WHERE LOWER(user_id) = ANY($1)
                     AND problem_id = ANY($2)
                     AND epoch_second >= $3
                     AND epoch_second <= $4