const Database = require('better-sqlite3'); const db = new Database('path/to/database.db'); ``` 这个语句用于连接到SQLite数据库。你需要提供数据库文件的路径作为参数。 2. 创建表: ```javascript db.exec(` CREATE TABLE IF NOT EXISTS users ( id INTEGER PRIMARY KEY, name TEXT, age INTEGE...
首先,你需要在你的Electron项目中安装better-sqlite3库。你可以使用npm(Node Package Manager)来安装它。打开你的终端或命令行工具,并运行以下命令: bash npm install better-sqlite3 2. 在Electron项目中引入better-sqlite3 在你的Electron项目的JavaScript或TypeScript文件中引入better-sqlite3库。例如,你可以在render...
npm install better-sqlite3 ``` 引入better-sqlite3: ``` const Database = require('better-sqlite3'); ``` 2.创建数据库和表 使用better-sqlite3,可以通过以下代码创建一个数据库并在其中创建一个表。 ```javascript const db = new Database('test.db'); db.exec('CREATE TABLE IF NOT EXISTS us...
constDB=require('@beenotung/better-sqlite3-helper')constdb=newDB({migrate:{migrations:[`-- UpCREATE TABLE Setting (key TEXT NOT NULL UNIQUE,value BLOB,type INT NOT NULL DEFAULT 0,PRIMARY KEY(key));CREATE INDEX IF NOT EXISTS Setting_index_key ON Setting (key);-- DownDROP INDEX IF EXIS...
import {Q} from 'qustar'; import {BetterSqlite3Connector} from 'qustar-better-sqlite3'; // create a connector for in-memory SQLite database const connector = new BetterSqlite3Connector(':memory:'); // construct a query const query = Q.table({ name: 'users', schema: { id: Q.i32...
export const users = sqliteTable('users', { id: text('id').primaryKey(), username: text('username').notNull(), admin: int('admin', { mode: 'boolean' }).notNull().default(false), }) CREATE TABLE `users` ( `id` text PRIMARY KEY NOT NULL, `username` text NOT NULL, `admin`...
const SQLite = require("better-sqlite3"); const sql = new SQLite('./stats.sqlite'); exports.init = () => { sql.prepare(` CREATE TABLE IF NOT EXISTS Players ( username TEXT PRIMARY KEY NOT NULL, playcount INTEGER DEFAULT 0, wins INTEGER DEFAULT 0, losses INTEGER DEFAULT 0, draws INT...
重要的是要知道 SQLite3 有时可能会在我们没有要求的情况下回滚事务。这种情况可能是由于 ON CONFLICT 子句、[RAISE()](https://www.sqlite.org/lang_createtrigger.html )触发函数,或某些错误,例如“SQLITE_FULL”或“SQLITE_BUSY”。换句话说,如果您在事务内捕获SQLite3 错误,您必须意识到您执行的任何其他 ...
Example 1: Basic Setup and Table Creation Code: // Import the better-sqlite3 libraryconstDatabase=require('better-sqlite3');// Open (or create) an SQLite database fileconst db=newDatabase('example.db');// Create a new table called 'users'db.exec(`CREATETABLEIFNOTEXISTSusers(idINTEGERPR...
@JoshuaWise Confirmed - it works with PHP & SQLite: DB('sqlite://iterate_update.db'); DB('CREATE TABLE IF NOT EXISTS "migration" ("done" INTEGER, "id" INTEGER PRIMARY KEY);'); for ($i = 0; $i <= 100; $i++) { DB('INSERT OR IGNORE INTO "migration" ("done", "id") VALU...