MySQL操作数应包含3列
操作数应包含3列 使用node.js执行此操作时会出现此错误MySQL操作数应包含3列,mysql,node.js,express,Mysql,Node.js,Express,操作数应包含3列 使用node.js执行此操作时会出现此错误 请告诉我怎么修理 我从未见过这样的语法。我想换言之: let ids = [100,200,300] let scond_ids = [100,200,300] let name = ["a","b","c"] connection.query("SELECT * FROM table_name WHERE (id,second_id,name) in ((?),(?),(?))", [ids,second_ids,name], (
请告诉我怎么修理 我从未见过这样的语法。我想换言之:
let ids = [100,200,300]
let scond_ids = [100,200,300]
let name = ["a","b","c"]
connection.query("SELECT * FROM table_name WHERE (id,second_id,name) in ((?),(?),(?))", [ids,second_ids,name], (err,result,field) => {
if(err)console.log(err)
});
此外,如果使用准备好的语句,则不应在函数中添加括号
SELECT *
FROM table_name
WHERE id in ? and second_id in ? and name in ?