2026/3/7 11:19:04
网站建设
项目流程
合肥网站建设专业设计,白银市做网站,有限责任公司注册要求,郑州专业公司网站建设公司SELECT
CONCAT(
LEFT(student_id_card, 6),
‘********’,
RIGHT(student_id_card, 4)
) AS student_id_card
FROM difficulty_job;SELECTCONCAT(LEFT(student_id_card, 6),‘********’,RIGHT(student_id_card, 4)) AS student_id_cardFROM difficulty_job;