Transaction,///and Command, all of which must be created prior to making this method call.</param>///<param name="commandText">Command text.</param>///<param name="commandParameters">Sqlite Command parameters.</param>
SQLiteConnection database2; public NoteDatabase(string connectionString) { database = new SQLiteAsyncConnection(connectionString); database.CreateTableAsync<Note>().Wait(); } public Task<List<Note>> GetNotesAsync() { //Get all notes. return database.Table<Note>().ToListAsync(); } public ...
Data.SQLite; 3、创建一个SQLite数据库文件。在C#中,可以使用SQLiteConnection类来创建或打开SQLite数据库。以下是一个创建SQLite数据库的示例代码: 代码语言:javascript 代码运行次数:0 运行 AI代码解释 SQLiteConnection.CreateFile("MyDatabase.sqlite"); 4、连接到SQLite数据库。使用SQLiteConnection类的构造函数可以...
If you need to delete the test.sqlite database while testing your code, you muststop the “iNTERFACEWARE Iguana” service. You may also need to closeSQLite command line toolorSQLite Database Browser(if you are using either of them to inspect the database file). Tip: If you are using SQL...
.dbinfo ?DB?Show status information about the database .dump ?OBJECTS?以 SQL 文本格式转储数据库 .echo on|off开启或关闭 echo 命令 .eqp on|off|full|...Enable or disable automaticEXPLAIN QUERY PLAN .excelDisplay the output of next command in spreadsheet ...
Create database: sqlite3 databasename then you can use create table command to create tables. below codes is to show how to open database and do query. */ #include <stdio.h> #include <stdlib.h> #include <sqlite3.h> /* include sqlite3 head file */ ...
SQLiteConnection connection = new SQLiteConnection("Data Source=mydatabase.db;Version=3;"); // 打开连接 connection.Open(); // 关闭连接 connection.Close(); 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 2、创建表 在连接数据库后,你可以使用 SQLiteCommand 对象执行 SQL 语句来创建表。
//创建连接字符串SQLiteConnection conn=newSQLiteConnection("Data Source=Database.sqlite;Version=3;");//这是数据库登录密码conn.SetPassword("1234");//打开数据库conn.Open();string query="create table table1 (id INTEGER, name VARCHAR)";//创建命令SQLiteCommand cmd=newSQLiteCommand(query,conn);//...
using (var cmd = new SQLiteCommand(con)) { cmd.CommandText = "DROP TABLE IF EXISTS PrintDataInfo"; cmd.ExecuteNonQuery(); cmd.CommandText = @"CREATE TABLE PrintDataInfo(id INTEGER PRIMARY KEY, FullSn TEXT, MeterId INT,OrderNr TEXT,TestDate DATETIME)"; ...
CREATE DATABASE 数据库名称 [ /*[] 表示可省略*/ ON [PRIMARY] /*指定主数据库文件或文件组*/ ( NAME = '主数据库文件的逻辑名称', FILENAME = '主数据库文件的路径名称', SIZE = 5, /*文件初始大小*/ MAXSIZE = 80, /*文件的最大容量 可填 UNLIMITED*/ ...