Node-sqlite3多字段插入数据问题

时间:2023-03-09 22:45:03
Node-sqlite3多字段插入数据问题

Node-sqlite3多字段插入数据问题

      在npm官网上看到sqlite3的使用方法,就去尝试了一下,奈何关于多字段插入的API简介很少,直接上代码:

 官网的示例如下:

var sqlite3 = require('sqlite3').verbose();
var db = new sqlite3.Database(':memory:'); db.serialize(function() {
db.run("CREATE TABLE lorem (info TEXT)"); var stmt = db.prepare("INSERT INTO lorem VALUES (?)");
for (var i = ; i < ; i++) {
stmt.run("Ipsum " + i);
}
stmt.finalize(); db.each("SELECT rowid AS id, info FROM lorem", function(err, row) {
console.log(row.id + ": " + row.info);
});
}); db.close();

多表插入的写法为

var sqlite3 = require('sqlite3').verbose();
var db = new sqlite3.Database(':memory:'); db.serialize(function() {
db.run("CREATE TABLE lorem (info TEXT,info2 TEXT,info3 TEXT)"); var stmt = db.prepare("INSERT INTO lorem VALUES (?,?,?)");
for (var i = ; i < ; i++) {
stmt.run(i,i,i);//多字段插入关键语法
}
stmt.finalize(); db.each("SELECT rowid AS id, info FROM lorem", function(err, row) {
console.log(row.id + ": " + row.info);
});
}); db.close();