{"id":184892,"date":"2024-11-10T17:00:27","date_gmt":"2024-11-10T09:00:27","guid":{"rendered":"https:\/\/server.hk\/cnblog\/184892\/"},"modified":"2024-11-10T17:00:28","modified_gmt":"2024-11-10T09:00:28","slug":"%e5%ae%89%e5%8d%93sql%e6%95%b8%e6%93%9a%e5%ba%ab%e8%b7%af%e5%be%91%e8%a8%ad%e7%bd%ae%e8%a9%b3%e8%a7%a3-%e5%ae%89%e5%8d%93sql%e8%a8%ad%e7%bd%ae%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e8%b7%af%e5%be%91","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/184892\/","title":{"rendered":"\u5b89\u5353SQL\u6578\u64da\u5eab\u8def\u5f91\u8a2d\u7f6e\u8a73\u89e3 (\u5b89\u5353sql\u8a2d\u7f6e\u6578\u64da\u5eab\u7684\u8def\u5f91)"},"content":{"rendered":"

\u5b89\u5353SQL\u6578\u64da\u5eab\u8def\u5f91\u8a2d\u7f6e\u8a73\u89e3<\/h1>\n

\u5728\u958b\u767c\u5b89\u5353\u61c9\u7528\u7a0b\u5f0f\u6642\uff0c\u6578\u64da\u5eab\u7684\u4f7f\u7528\u662f\u4e0d\u53ef\u6216\u7f3a\u7684\u4e00\u90e8\u5206\u3002SQLite\u662f\u5b89\u5353\u5e73\u53f0\u4e0a\u6700\u5e38\u7528\u7684\u6578\u64da\u5eab\uff0c\u56e0\u70ba\u5b83\u8f15\u91cf\u4e14\u6613\u65bc\u4f7f\u7528\u3002\u672c\u6587\u5c07\u8a73\u7d30\u4ecb\u7d39\u5982\u4f55\u8a2d\u7f6e\u5b89\u5353SQL\u6578\u64da\u5eab\u7684\u8def\u5f91\uff0c\u5e6b\u52a9\u958b\u767c\u8005\u66f4\u597d\u5730\u7ba1\u7406\u6578\u64da\u5eab\u3002<\/p>\n

SQLite\u6578\u64da\u5eab\u6982\u8ff0<\/h2>\n

SQLite\u662f\u4e00\u500b\u81ea\u7d66\u81ea\u8db3\u7684\u3001\u7121\u4f3a\u670d\u5668\u7684\u3001\u96f6\u914d\u7f6e\u7684SQL\u6578\u64da\u5eab\u5f15\u64ce\u3002\u5b83\u7684\u7279\u9ede\u662f\u8f15\u91cf\u7d1a\uff0c\u9069\u5408\u7528\u65bc\u79fb\u52d5\u8a2d\u5099\u3002\u5b89\u5353\u7cfb\u7d71\u5167\u5efa\u4e86SQLite\uff0c\u56e0\u6b64\u958b\u767c\u8005\u53ef\u4ee5\u76f4\u63a5\u4f7f\u7528\u5b83\u4f86\u5b58\u5132\u61c9\u7528\u7a0b\u5f0f\u7684\u6578\u64da\u3002<\/p>\n

\u6578\u64da\u5eab\u8def\u5f91\u7684\u8a2d\u7f6e<\/h2>\n

\u5728\u5b89\u5353\u4e2d\uff0c\u6578\u64da\u5eab\u7684\u8def\u5f91\u901a\u5e38\u662f\u7531\u61c9\u7528\u7a0b\u5f0f\u7684\u4e0a\u4e0b\u6587\u4f86\u6c7a\u5b9a\u7684\u3002\u958b\u767c\u8005\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u5e7e\u7a2e\u65b9\u5f0f\u4f86\u8a2d\u7f6e\u6578\u64da\u5eab\u7684\u8def\u5f91\uff1a<\/p>\n

1. \u4f7f\u7528\u5167\u90e8\u5b58\u5132<\/h3>\n

\u5167\u90e8\u5b58\u5132\u662f\u5b89\u5353\u61c9\u7528\u7a0b\u5f0f\u7684\u9810\u8a2d\u6578\u64da\u5eab\u5b58\u5132\u4f4d\u7f6e\u3002\u6578\u64da\u5eab\u6587\u4ef6\u5c07\u5b58\u5132\u5728\u61c9\u7528\u7a0b\u5f0f\u7684\u79c1\u6709\u76ee\u9304\u4e2d\uff0c\u5176\u4ed6\u61c9\u7528\u7a0b\u5f0f\u7121\u6cd5\u8a2a\u554f\u3002\u4ee5\u4e0b\u662f\u8a2d\u7f6e\u5167\u90e8\u5b58\u5132\u6578\u64da\u5eab\u7684\u7bc4\u4f8b\uff1a<\/p>\n

public class DatabaseHelper extends SQLiteOpenHelper {\n    private static final String DATABASE_NAME = \"mydatabase.db\";\n    private static final int DATABASE_VERSION = 1;\n\n    public DatabaseHelper(Context context) {\n        super(context, context.getDatabasePath(DATABASE_NAME).getPath(), null, DATABASE_VERSION);\n    }\n\n    @Override\n    public void onCreate(SQLiteDatabase db) {\n        \/\/ \u5275\u5efa\u6578\u64da\u8868\n        db.execSQL(\"CREATE TABLE users (id INTEGER PRIMARY KEY, name TEXT)\");\n    }\n\n    @Override\n    public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {\n        \/\/ \u5347\u7d1a\u6578\u64da\u8868\n        db.execSQL(\"DROP TABLE IF EXISTS users\");\n        onCreate(db);\n    }\n}\n<\/code><\/pre>\n
2. \u4f7f\u7528\u5916\u90e8\u5b58\u5132<\/h3>\n
\u5982\u679c\u9700\u8981\u5c07\u6578\u64da\u5eab\u6587\u4ef6\u5b58\u5132\u5728\u5916\u90e8\u5b58\u5132\u4e2d\uff08\u4f8b\u5982SD\u5361\uff09\uff0c\u5247\u9700\u8981\u5728AndroidManifest.xml\u4e2d\u6dfb\u52a0\u76f8\u61c9\u7684\u6b0a\u9650\uff1a<\/p>\n
<uses-permission android:name=\"android.permission.WRITE_EXTERNAL_STORAGE\" \/>\n<\/code><\/pre>\n
\u7136\u5f8c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u4ee3\u78bc\u4f86\u8a2d\u7f6e\u6578\u64da\u5eab\u8def\u5f91\uff1a<\/p>\n
public class DatabaseHelper extends SQLiteOpenHelper {\n    private static final String DATABASE_NAME = \"mydatabase.db\";\n    private static final int DATABASE_VERSION = 1;\n    private static final String DATABASE_PATH = Environment.getExternalStorageDirectory().getPath() + \"\/mydatabase\/\";\n\n    public DatabaseHelper(Context context) {\n        super(context, DATABASE_PATH + DATABASE_NAME, null, DATABASE_VERSION);\n    }\n\n    @Override\n    public void onCreate(SQLiteDatabase db) {\n        \/\/ \u5275\u5efa\u6578\u64da\u8868\n        db.execSQL(\"CREATE TABLE users (id INTEGER PRIMARY KEY, name TEXT)\");\n    }\n\n    @Override\n    public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {\n        \/\/ \u5347\u7d1a\u6578\u64da\u8868\n        db.execSQL(\"DROP TABLE IF EXISTS users\");\n        onCreate(db);\n    }\n}\n<\/code><\/pre>\n
3. \u81ea\u5b9a\u7fa9\u8def\u5f91<\/h3>\n
\u958b\u767c\u8005\u4e5f\u53ef\u4ee5\u81ea\u5b9a\u7fa9\u6578\u64da\u5eab\u7684\u5b58\u5132\u8def\u5f91\u3002\u9019\u53ef\u4ee5\u901a\u904e\u5728\u69cb\u9020\u51fd\u6578\u4e2d\u50b3\u905e\u81ea\u5b9a\u7fa9\u8def\u5f91\u4f86\u5be6\u73fe\uff1a<\/p>\n
public class DatabaseHelper extends SQLiteOpenHelper {\n    private static final String DATABASE_NAME = \"mydatabase.db\";\n    private static final int DATABASE_VERSION = 1;\n\n    public DatabaseHelper(Context context, String customPath) {\n        super(context, customPath + DATABASE_NAME, null, DATABASE_VERSION);\n    }\n\n    @Override\n    public void onCreate(SQLiteDatabase db) {\n        \/\/ \u5275\u5efa\u6578\u64da\u8868\n        db.execSQL(\"CREATE TABLE users (id INTEGER PRIMARY KEY, name TEXT)\");\n    }\n\n    @Override\n    public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {\n        \/\/ \u5347\u7d1a\u6578\u64da\u8868\n        db.execSQL(\"DROP TABLE IF EXISTS users\");\n        onCreate(db);\n    }\n}\n<\/code><\/pre>\n
\u7e3d\u7d50<\/h2>\n
\u8a2d\u7f6e\u5b89\u5353SQL\u6578\u64da\u5eab\u7684\u8def\u5f91\u662f\u958b\u767c\u904e\u7a0b\u4e2d\u7684\u4e00\u500b\u91cd\u8981\u6b65\u9a5f\u3002\u7121\u8ad6\u662f\u4f7f\u7528\u5167\u90e8\u5b58\u5132\u3001\u5916\u90e8\u5b58\u5132\u9084\u662f\u81ea\u5b9a\u7fa9\u8def\u5f91\uff0c\u958b\u767c\u8005\u90fd\u61c9\u6839\u64da\u61c9\u7528\u7684\u9700\u6c42\u9078\u64c7\u5408\u9069\u7684\u5b58\u5132\u65b9\u5f0f\u3002\u4e86\u89e3\u9019\u4e9b\u8a2d\u7f6e\u5c07\u6709\u52a9\u65bc\u66f4\u597d\u5730\u7ba1\u7406\u6578\u64da\u5eab\uff0c\u63d0\u5347\u61c9\u7528\u7684\u6027\u80fd\u548c\u5b89\u5168\u6027\u3002<\/p>\n
\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u652f\u6301\u60a8\u7684\u61c9\u7528\u958b\u767c\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u4e0d\u540c\u9700\u6c42\u7684\u5ba2\u6236\u3002\u7121\u8ad6\u662f \u9999\u6e2fVPS<\/a> \u9084\u662f\u5176\u4ed6\u670d\u52d9\uff0c\u6211\u5011\u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u7a69\u5b9a\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
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