大约有 3,551 项符合查询结果（耗时：0.0310秒） [XML]
PHP/MySQL insert row then get 'id'
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$link = mysqli_connect('127.0.0.1', 'my_user', 'my_pass', 'my_db');
mysqli_query($link, "INSERT INTO mytable (1, 2, 3, 'blah')");
$id = mysqli_insert_id($link);
See mysqli_insert_id().
Whatever you do, don't insert and then do a "SE...
Delete all records in a table of MYSQL in phpMyAdmin
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Go to the Sql tab run one of the below query:
delete from tableName;
Delete: will delete all rows from your table. Next insert will take next auto increment id.
or
truncate tableName;
Truncate: will also delete the rows from yo...
Why is it not advisable to have the database and web server on the same machine?
...w with the Stack Overflow team ( part 1 and 2 ), he was adamant that the SQL server and application server should be on separate machines. Is this just to make sure that if one server is compromised, both systems aren't accessible? Do the security concerns outweigh the complexity of two servers ...
Find the number of columns in a table
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In MySQL land (tagged in the question)... A MySQL database is equivalent to a schema in ANSI SQL and the table_catalog is always def
– Steve Buzonas
Mar 5 '14 at 18:17
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How to use GROUP_CONCAT in a CONCAT in MySQL
If I have a table with the following data in MySQL:
7 Answers
7
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Grant execute permission for a user on all stored procedures in database?
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CREATE ROLE <abc>
GRANT EXECUTE TO <abc>
EDIT
This works in SQL Server 2005, I'm not sure about backward compatibility of this feature, I'm sure anything later than 2005 should be fine.
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Delete with Join in MySQL
... If you're making a better answer - at least you could make the SQL more readable. All the other SQL references in this question have capitalized keywords (except for one with 0 votes). I'm not sure why you reverted my edits.
– Yehosef
Apr 13 '15 a...
NoSql Crash Course/Tutorial [closed]
I've seen NoSQL pop up quite a bit on SO and I have a solid understanding of why you would use it (from here, Wikipedia, etc). This could be due to the lack of concrete and uniform definition of what it is (more of a paradigm than concrete implementation), but I'm struggling to wrap my head aroun...
Best way to store time (hh:mm) in a database
...ed to store some variant of days, hours and minutes; the Time data type in SQL Server only goes up to 23:59:59 so we couldn't use that. Inspired by your answer we decided to have three int columns for days: hours: mins for maximum flexibility. thanks!
– matao
J...
how to check and set max_allowed_packet mysql variable [duplicate]
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max_allowed_packet
is set in mysql config, not on php side
[mysqld]
max_allowed_packet=16M
You can see it's curent value in mysql like this:
SHOW VARIABLES LIKE 'max_allowed_packet';
You can try to change it like this, but it's unlikely this will wo...