在连sqlite数据库时,用fetchall()查询结果,是用row[0],row[1]这样的方式来打印每列的结果 但是我想用row[“字段名”]方式查询怎么办? import sqlite3 con = sqlite3.connect("mydb") con.row_factory = sqlite3.Row cur = con.cursor() cur.execute("select name_last, age from people") for row in…
( select ID,数据库原字段名1 AS 统一字段名1,数据库原字段名2 AS 统一字段名2 from 第一个表名 WHERE 1) UNION(联合表查询)( select ID,数据库原字段名1 AS 统一字段名1,数据库原字段名2 AS 统一字段名2 from 第二个表名 WHERE 1) UNION(联合表查询) ( select ID,数据库原字段名1 AS 统一字段名1,数据库原字段名2 AS 统一字段名2 from 第三个表名 WHERE 1) UNION(联合表查询) or…
excepInfo: select id,describe from iwebshop_student_problem where id=256 order by id desc -- You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'describe from iwebshop…