mysql的replace函数

将单引号与双引号的替换，有时候在json处理中需要：

dba@xxx ((none)) > select replace('xxxx"12345"677777','\"',"'");
+---------------------------------------+
| replace('xxxx"12345"677777','\"',"'") |
+---------------------------------------+
| xxxx'12345'677777                     |
+---------------------------------------+
1 row in set (0.07 sec)

Thu Nov 12 17:14:03 2020
dba@xxx ((none)) > select replace("xxxx'12345'677777","'",'\"');
+---------------------------------------+
| replace("xxxx'12345'677777","'",'\"') |
+---------------------------------------+
| xxxx"12345"677777                     |
+---------------------------------------+
1 row in set (0.07 sec)

Thu Nov 12 17:15:44 2020

###################################

2022-12-23
2021-08-20
2022-12-23
2022-12-23
2022-12-23
2022-02-05
2022-02-11
2022-02-24