Concrete Example 1. PHP Server ComponentsFor beginners, it is recommended to use the integrated server component, which already includes PHP, Apache, Mysql and other services, eliminating the time spent by developers in the tedious configuration
$n=M("Nav"); $name=$n->where(array('id'=>4))->find(); echo $n->getLastSql();
The result of the output is:
SELECT * FROM `aa_nav` LIMIT 1
Why is the Where condition gone?When I do not use an array in the Where condition, and the string is
We have seen the SQL SELECT command to fetch data from the MySQL table. We can use a conditional clause in the WHERE clause to filter out the results. Using the WHERE clause, we can specify a selected criterion to select the desired record from the
Ask the PHP array as the MySQL query condition where xx in array, how to handle
Originally think of the array $customerid split out, to determine the length of different variables, the number of variables to be judged, and then write the bottom of
Array: Creates a new array.Array_walk: Lets a user customize a function to handle every element in an array.Arsort: Sorts the values of an array from large to small.Asort: Sorts the values of an array from small to large.Count: Calculates the number
Originally think of the array $customerid split out, to determine the length of different variables, the number of variables to be judged, and then write the bottom of the MySQL query, some trouble, ask there is no good way, thanks!
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In mysql, what is the meaning of: id and: id & gt; $ orderid? $ Agentid = pdo_fetchcolumn ('select agentid from '. tablename ('shop _ order ').'
Where id =: idLimit 1', array (
': ID' => $ orderid
));
In mysql, what does id =: id and ': ID' => $
MySQL basic and MySQL C API programming
One, MySQL for Windows installation:
1. Download:The Officer network download can:http://www.mysql.com/downloads/2. Installation:There is nothing to say, a fool, and nothing to pay attention
MySQL database functions are frequently used in actual operations. Therefore, it is best to have a certain understanding of MySQL database functions. I found this article very well on a website, I have made a special offer for you to share with you
Several important MySQL directory database directories/var/lib/mysql/configuration file/usr/share/mysql (mysql. server commands and configuration files) related commands/usr/bin (mysqladminmysqldump and other commands) Start the script/etc/rc.
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