UPDATE ltkjpeisTest.tj_project a JOIN ltkjpeisTest.tj_project_beifen b ON b.pro_id = a.pro_id SET a.pro_default = b.pro_default,a.pro_scope = b.pro_scope,a.result_type = b.result_type; # 查看数据库占用内存大小 SELECT table_schema AS 'Database', SUM(data_length + index_length) / 1024 / 1024 AS 'Size (MB)' FROM information_schema.tables WHERE table_schema = 'ltkjpeis10' GROUP BY table_schema; # 查看设置中预设的数据库内存大小 SHOW VARIABLES LIKE 'innodb_buffer_pool_size'; # 查看最大的连接数 SHOW VARIABLES LIKE 'max_connections'; INSERT INTO sys_user(dept_id,user_name,nick_name,phonenumber,sex,password) # 陕健医同步职工 SELECT 100 as dept,a.zhigonggh,a.zhigongxm,b.dianhua1, CASE WHEN b.xingbie = 1 THEN 0 WHEN b.xingbie = 2 THEN 1 ELSE 2 END, '$2a$10$Uxk6FG0EkaGhCGPfMd4qLezLO5RKKCEfwcHA7ppjgGYNgCjTsd5Iy' as pass FROM `ltkj_shanxiqinsqyy_getzhigongpagezd` a JOIN ltkj_shanxiqinsqyy_getlistyishengzd b ON a.zhigongid = b.zhigongid;