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日期:2024-07-12
Nice article. Every webmaster should really set up a Cron like that to backup their database !! I made up a similar script for my websites. The solution of sending the sql by mail is not a good solution if your site become larger and larger. Or you need t...
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日期:2024-07-08
The MySQL server maintains many system variables that indicate how it is configured. Each system variable has a default value. System variables can be set at server startup using options on the command line or in an option file. Most of them can be ......
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日期:2024-07-10
In version 5.6.5, it is possible to set a default value on a datetime column, and even make a column that will update when the row is updated. The type definition: CREATE TABLE foo ( `creation_time` DATETIME DEFAULT CURRENT_TIMESTAMP ......
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日期:2024-07-11
The MySQL server maintains many system variables that indicate how it is configured. Each system variable has a default value. System variables can be set at server startup using options on the command line or in an option file. Most of them can be ......
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日期:2024-07-06
2012年11月16日 - A much easier way would be to set up the MySQL timezone tables so ... this same time, 2 weeks ago, before the Daylight Saving Time change:....
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日期:2024-07-12
Currently we are using the following commands in PHP to set the character set to UTF-8 in our application. Since this is a bit of overhead, we'd like to set this as the default setting in MySQL. ... ... For the recent version of MySQL, default-character-s...
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日期:2024-07-07
Dati geografici memorizzati secondo il modello OpenGIS; I Prepared Statements; Le connessioni SSL/TLS; Set di caratteri impostabili a livello di database, tabella e colonna; aggiunto il supporto per Unicode (UTF8 e UCS2); Commenti a livello di colonna. 5....
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日期:2024-07-07
Now, just to (a) do something I've always wanted to try, and (b) show a more complex query, here's one that uses the above geographical information to search within a rectangular region: mysql> SELECT `city`,`state`,count(*) as `total` FROM `zipcodes` WHE...