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mysql - If PHP does not use PDO, how to prevent injection when constructing SQL statements?

If PHP does not use PDO, how to prevent injection when constructing SQL statements? Can sprint format string b...

From [MySQLdiscussion group] 2017-06-22 11:54:34 0  1  1078

Will mysql master-slave and slave database lock tables cause replication blocking?

Mysql is configured with master and slave, and the slave database is used to query slow statements. If the tab...

From [MySQLdiscussion group] 2017-06-22 11:54:33 0  3  1383

mysql - Database storage structure and index issues

Assuming that a node can hold 100 values, then a 3-layer B-tree can hold 1 million data. How do you get 1 mill...

From [MySQLdiscussion group] 2017-06-22 11:54:32 0  1  1045

mysql has a write of 7 or 8MB every 10 seconds

My mysql has a write of 7~8mb every about 10 seconds, usually only a few hundred kb. How can I troubleshoot th...

From [MySQLdiscussion group] 2017-06-20 10:05:49 0  2  1060

mysql - mybatis select statement problem

Message reminder continues. This message may be someone else's direct reply to your article. At this time, you...

From [MySQLdiscussion group] 2017-06-20 10:05:48 0  3  1196

MAMP cannot start Mysql Server

My computer had mysql installed before. Yesterday I deleted the original mysql in order to install mamp. ??Acc...

From [MySQLdiscussion group] 2017-06-20 10:05:47 0  3  1175

javascript - ajax background jumps to other pages and reports an error

After ajax is executed, it jumps to background processing, but after processing, it jumps to other pages. ajax...

From [MySQLdiscussion group] 2017-06-20 10:05:46 0  3  897

python - pandas group by condition charting

How to draw a bar chart with the name as the abscissa and the score as the ordinate?

From [MySQLdiscussion group] 2017-06-20 10:05:45 0  1  1169

How to calculate the time interval between Java date and Mysql date type?

There is a field in the data table that stores the date type of MySQL. Every time it is read out, it is necess...

From [MySQLdiscussion group] 2017-06-20 10:05:43 0  1  1018

mysql_replication - What to do if a single writing database cannot meet the performance requirements when mysql reads and writes are separated?

When mysql reads and writes are separated, what should I do if a single writing database cannot meet the perfo...

From [MySQLdiscussion group] 2017-06-20 10:05:42 0  2  1040

How to design large distributed system reports?

I was really speechless. The second submission was rejected again because "the content belongs to a techn...

From [MySQLdiscussion group] 2017-06-20 10:05:40 0  1  1290

javascript - axios upload data to php returns empty

1.vue 2.0 uses axios to upload data and returns empty, and the background is php 2.vue code {code...} 3.php co...

From [MySQLdiscussion group] 2017-06-20 10:05:38 0  2  1083

mysql - Query the unique values ??of a certain field in the database, sorted by time, how to write it?

The article model is as follows class Article(models.Model): {code...} Query: If there are multiple pieces of ...

From [MySQLdiscussion group] 2017-06-20 10:05:37 0  1  1098

[MySQL] How to store array appropriately?

In actual practice, sometimes it is appropriate to use an array to store the content of a field. For example, ...

From [MySQLdiscussion group] 2017-06-20 10:05:33 0  2  966

mysql failed to start, solution

Mysql keeps failing to restart, even configuration changes and repairs don’t work.

From [MySQLdiscussion group] 2017-06-20 10:05:32 0  4  1047