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BACKUP C 19-12
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File: readme2.txt
#Beberapa solusi error #tidak bisa hapus mapel, penyebab : ada link antara tabel m_mapel dgn tabel tr_mapel_siswa (yg di versi 2 ini tidak ada, sehingga error) solusi : 1. masuk http://localhost/phpmyadmin 2. pilih database "db_cat_dua" (sesuai setting di database.php) 3. pilih tab "SQL" 4. copy pastekan : DROP TRIGGER IF EXISTS `hapus_mapel`; CREATE TRIGGER `hapus_mapel` AFTER DELETE ON `m_mapel` FOR EACH ROW BEGIN DELETE FROM m_soal WHERE m_soal.id_mapel = OLD.id; DELETE FROM tr_guru_mapel WHERE tr_guru_mapel.id_mapel = OLD.id; DELETE FROM tr_guru_tes WHERE tr_guru_tes.id_mapel = OLD.id; END 5. klik tombol "Go"