From 6a904fce76a3556dedf285f1e401c0695620472e Mon Sep 17 00:00:00 2001
From: koz01 <koz01@PCFEIB207-060.msad.vsb.cz>
Date: Wed, 16 Nov 2022 08:43:53 +0100
Subject: [PATCH] Batch delete
---
src/main/java/lab/ScoreDAO.java | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/src/main/java/lab/ScoreDAO.java b/src/main/java/lab/ScoreDAO.java
index 09ddfea..6889335 100644
--- a/src/main/java/lab/ScoreDAO.java
+++ b/src/main/java/lab/ScoreDAO.java
@@ -101,8 +101,9 @@ public class ScoreDAO {
PreparedStatement pstms = conn.prepareStatement("DELETE FROM score WHERE id = ?")){
for (Integer id: idsForDelete) {
pstms.setInt(1, id);
- pstms.executeUpdate();
+ pstms.addBatch();
}
+ pstms.executeBatch();
} catch (SQLException e) {
e.printStackTrace();
--
GitLab