# 拼接
update z_test set test = CONCAT(test,"后面添加字符串") where id = 1;
# 删除
update z_test set test = REPLACE(test,"BB","") where id = 2
# 替换
update z_test set test = REPLACE(test,"CC","66666") where id = 3
转载文章，版权归作者所有，转载请联系作者。作者：，来源：
# 拼接
update z_test set test = CONCAT(test,"后面添加字符串") where id = 1;
# 删除
update z_test set test = REPLACE(test,"BB","") where id = 2
# 替换
update z_test set test = REPLACE(test,"CC","66666") where id = 3
转载文章，版权归作者所有，转载请联系作者。作者：，来源：
