{"id":58389,"date":"2024-10-12T20:19:16","date_gmt":"2024-10-12T12:19:16","guid":{"rendered":"https:\/\/server.hk\/cnblog\/58389\/"},"modified":"2024-10-12T20:19:16","modified_gmt":"2024-10-12T12:19:16","slug":"android%e6%9f%a5%e8%a9%a2%e6%95%b8%e6%93%9a%e5%ba%ab%e7%89%88%e6%9c%ac%ef%bc%9a%e7%b0%a1%e5%96%ae%e6%98%93%e6%87%82%e7%9a%84%e6%96%b9%e6%b3%95-android%e5%a6%82%e4%bd%95%e6%9f%a5%e7%9c%8b%e6%95%b8","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/58389\/","title":{"rendered":"Android\u67e5\u8a62\u6578\u64da\u5eab\u7248\u672c\uff1a\u7c21\u55ae\u6613\u61c2\u7684\u65b9\u6cd5 (android\u5982\u4f55\u67e5\u770b\u6578\u64da\u5eab\u7248\u672c)"},"content":{"rendered":"<h1 id=\"android%e6%9f%a5%e8%a9%a2%e6%95%b8%e6%93%9a%e5%ba%ab%e7%89%88%e6%9c%ac%ef%bc%9a%e7%b0%a1%e5%96%ae%e6%98%93%e6%87%82%e7%9a%84%e6%96%b9%e6%b3%95-uZcEQNTMdX\">Android\u67e5\u8a62\u6578\u64da\u5eab\u7248\u672c\uff1a\u7c21\u55ae\u6613\u61c2\u7684\u65b9\u6cd5<\/h1>\n<p>\u5728Android\u958b\u767c\u4e2d\uff0c\u6578\u64da\u5eab\u7684\u7ba1\u7406\u662f\u975e\u5e38\u91cd\u8981\u7684\u4e00\u74b0\u3002\u7121\u8ad6\u662f\u4f7f\u7528SQLite\u9084\u662f\u5176\u4ed6\u6578\u64da\u5eab\u7cfb\u7d71\uff0c\u4e86\u89e3\u6578\u64da\u5eab\u7684\u7248\u672c\u5c0d\u65bc\u61c9\u7528\u7684\u7a69\u5b9a\u6027\u548c\u6027\u80fd\u512a\u5316\u90fd\u6709\u8457\u91cd\u8981\u7684\u5f71\u97ff\u3002\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u5728Android\u4e2d\u67e5\u8a62\u6578\u64da\u5eab\u7248\u672c\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u7c21\u55ae\u6613\u61c2\u7684\u65b9\u6cd5\u548c\u793a\u4f8b\u4ee3\u78bc\u3002<\/p>\n<h2 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id=\"%e5%a6%82%e4%bd%95%e6%9f%a5%e8%a9%a2android%e6%95%b8%e6%93%9a%e5%ba%ab%e7%89%88%e6%9c%ac-uZcEQNTMdX\">\u5982\u4f55\u67e5\u8a62Android\u6578\u64da\u5eab\u7248\u672c<\/h2>\n<p>\u5728Android\u4e2d\uff0c\u901a\u5e38\u4f7f\u7528SQLite\u4f5c\u70ba\u6578\u64da\u5eab\u3002SQLite\u7684\u7248\u672c\u4fe1\u606f\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u5e7e\u7a2e\u65b9\u5f0f\u4f86\u7372\u53d6\uff1a<\/p>\n<h3 id=\"1-%e4%bd%bf%e7%94%a8sqliteopenhelper-uZcEQNTMdX\">1. \u4f7f\u7528SQLiteOpenHelper<\/h3>\n<p>\u5728Android\u958b\u767c\u4e2d\uff0c\u901a\u5e38\u6703\u4f7f\u7528SQLiteOpenHelper\u4f86\u7ba1\u7406\u6578\u64da\u5eab\u3002\u9019\u500b\u985e\u5225\u63d0\u4f9b\u4e86\u4e00\u500b\u65b9\u4fbf\u7684\u65b9\u6cd5\u4f86\u7372\u53d6\u6578\u64da\u5eab\u7248\u672c\u3002\u4ee5\u4e0b\u662f\u793a\u4f8b\u4ee3\u78bc\uff1a<\/p>\n<pre><code>public class MyDatabaseHelper extends SQLiteOpenHelper {\n    private static final String DATABASE_NAME = \"my_database.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        \/\/ \u5275\u5efa\u6578\u64da\u8868\n    }\n\n    @Override\n    public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {\n        \/\/ \u5347\u7d1a\u6578\u64da\u8868\n    }\n\n    public int getDatabaseVersion() {\n        return DATABASE_VERSION;\n    }\n}\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u4f8b\u5b50\u4e2d\uff0c\u901a\u904e\u8abf\u7528getDatabaseVersion()\u65b9\u6cd5\uff0c\u53ef\u4ee5\u8f15\u9b06\u7372\u53d6\u7576\u524d\u7684\u6578\u64da\u5eab\u7248\u672c\u3002<\/p>\n<h3 id=\"2-%e6%9f%a5%e8%a9%a2sqlite%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e7%89%88%e6%9c%ac%e8%99%9f-uZcEQNTMdX\">2. \u67e5\u8a62SQLite\u6578\u64da\u5eab\u7684\u7248\u672c\u865f<\/h3>\n<p>\u9664\u4e86\u4f7f\u7528SQLiteOpenHelper\uff0c\u9084\u53ef\u4ee5\u76f4\u63a5\u67e5\u8a62SQLite\u6578\u64da\u5eab\u7684\u7248\u672c\u865f\u3002\u9019\u53ef\u4ee5\u901a\u904e\u57f7\u884cSQL\u67e5\u8a62\u4f86\u5be6\u73fe\uff1a<\/p>\n<pre><code>SQLiteDatabase db = this.getReadableDatabase();\nCursor cursor = db.rawQuery(\"SELECT sqlite_version()\", null);\nif (cursor != null) {\n    cursor.moveToFirst();\n    String version = cursor.getString(0);\n    cursor.close();\n}\n<\/code><\/pre>\n<p>\u9019\u6bb5\u4ee3\u78bc\u5c07\u8fd4\u56deSQLite\u7684\u7248\u672c\u865f\uff0c\u9019\u5c0d\u65bc\u4e86\u89e3\u6578\u64da\u5eab\u7684\u7279\u6027\u548c\u529f\u80fd\u975e\u5e38\u6709\u5e6b\u52a9\u3002<\/p>\n<h2 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href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> 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