{"id":181304,"date":"2024-11-09T15:56:20","date_gmt":"2024-11-09T07:56:20","guid":{"rendered":"https:\/\/server.hk\/cnblog\/181304\/"},"modified":"2024-11-09T15:56:21","modified_gmt":"2024-11-09T07:56:21","slug":"%e6%b7%b1%e5%85%a5%e5%89%96%e6%9e%90android%e6%95%b8%e6%93%9a%e5%ba%ab%e8%a8%ad%e8%a8%88%e6%8a%80%e5%b7%a7%ef%bc%88android%e7%9a%84%e6%95%b8%e6%93%9a%e5%ba%ab%e8%a8%ad%e8%a8%88%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/181304\/","title":{"rendered":"\u6df1\u5165\u5256\u6790Android\u6578\u64da\u5eab\u8a2d\u8a08\u6280\u5de7\uff08android\u7684\u6578\u64da\u5eab\u8a2d\u8a08\uff09"},"content":{"rendered":"<h1 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MyDatabaseHelper extends SQLiteOpenHelper {\n    private static final String DATABASE_NAME = \"mydatabase.db\";\n    private static final int DATABASE_VERSION = 1;\n\n    public MyDatabaseHelper(Context context) {\n        super(context, DATABASE_NAME, null, DATABASE_VERSION);\n    }\n\n    @Override\n    public void onCreate(SQLiteDatabase db) {\n        String CREATE_TABLE = \"CREATE TABLE users (id INTEGER PRIMARY KEY, name TEXT, age INTEGER)\";\n        db.execSQL(CREATE_TABLE);\n    }\n\n    @Override\n    public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {\n        db.execSQL(\"DROP TABLE IF EXISTS users\");\n        onCreate(db);\n    }\n}<\/code><\/pre>\n<h3 id=\"3-2-room%e6%8c%81%e4%b9%85%e5%8c%96%e5%ba%ab-MJrCzgCCjb\">3.2 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id=\"%e7%b8%bd%e7%b5%90-MJrCzgCCjb\">\u7e3d\u7d50<\/h2>\n<p>\u5728Android\u61c9\u7528\u958b\u767c\u4e2d\uff0c\u6578\u64da\u5eab\u8a2d\u8a08\u662f\u4e00\u500b\u4e0d\u53ef\u5ffd\u8996\u7684\u90e8\u5206\u3002\u901a\u904e\u6b63\u78ba\u7684\u6578\u64da\u5eab\u8a2d\u8a08\u539f\u5247\u3001\u9078\u64c7\u5408\u9069\u7684\u6280\u8853\u4ee5\u53ca\u5be6\u65bd\u6027\u80fd\u512a\u5316\u6280\u5de7\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u69cb\u5efa\u51fa\u9ad8\u6548\u3001\u7a69\u5b9a\u7684\u61c9\u7528\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6027\u80fd\u548c\u7a69\u5b9a\u6027\u7684\u61c9\u7528\uff0c\u9078\u64c7\u5408\u9069\u7684\u4f3a\u670d\u5668\u67b6\u69cb\u4e5f\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002\u4e86\u89e3\u66f4\u591a\u95dc\u65bc<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u548c<a 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