From 7ea31e7611279b8c596ba891ab17ce55f64e0842 Mon Sep 17 00:00:00 2001 From: xz <3132942900@qq.com> Date: Thu, 21 Dec 2023 15:10:35 +0800 Subject: [PATCH] Update NotesDatabaseHelper.java --- .../net/micode/notes/data/NotesDatabaseHelper.java | 14 ++++++++------ 1 file changed, 8 insertions(+), 6 deletions(-) diff --git a/app/src/main/java/net/micode/notes/data/NotesDatabaseHelper.java b/app/src/main/java/net/micode/notes/data/NotesDatabaseHelper.java index ffe5d57..f32773b 100644 --- a/app/src/main/java/net/micode/notes/data/NotesDatabaseHelper.java +++ b/app/src/main/java/net/micode/notes/data/NotesDatabaseHelper.java @@ -28,20 +28,22 @@ import net.micode.notes.data.Notes.NoteColumns; public class NotesDatabaseHelper extends SQLiteOpenHelper { - private static final String DB_NAME = "note.db"; + private static final String DB_NAME = "note.db";// 数据库名称 + + private static final int DB_VERSION = 4; // 数据库版本号 - private static final int DB_VERSION = 4; public interface TABLE { - public static final String NOTE = "note"; + public static final String NOTE = "note";// 笔记表 - public static final String DATA = "data"; + public static final String DATA = "data"; // 数据表 } - private static final String TAG = "NotesDatabaseHelper"; + private static final String TAG = "NotesDatabaseHelper";// 日志标签 - private static NotesDatabaseHelper mInstance; + private static NotesDatabaseHelper mInstance;// 数据库帮助类实例 +// 创建笔记表的 SQL 语句 private static final String CREATE_NOTE_TABLE_SQL = "CREATE TABLE " + TABLE.NOTE + "(" + NoteColumns.ID + " INTEGER PRIMARY KEY," +