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Does MySQL foreign_key_checks affect the entire database?
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It is session-based, when set the way you did in your question.
https://dev.mysql.com/doc/refman/5.7/en/server-system-variables.html
According to this, FOREIGN_KEY_CHECKS is "Both" for scope. This means it can be set for session:
SET FOREIGN_KEY_CH...
How can I set the Secure flag on an ASP.NET Session Cookie?
How can I set the Secure flag on an ASP.NET Session Cookie, so that it will only be transmitted over HTTPS and never over plain HTTP?
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Cannot truncate table because it is being referenced by a FOREIGN KEY constraint?
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A "DELETE FROM" does not reset auto-incrementing columns. A truncate does. They are not functionally equivalent.
– robross0606
Aug 25 '15 at 13:55
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How can I enable or disable the GPS programmatically on Android?
...s some example code i use
private void turnGPSOn(){
String provider = Settings.Secure.getString(getContentResolver(), Settings.Secure.LOCATION_PROVIDERS_ALLOWED);
if(!provider.contains("gps")){ //if gps is disabled
final Intent poke = new Intent();
poke.setClassName("com.an...
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 thi...
How do I get the current time zone of MySQL?
...ime_zone, @@session.time_zone;
Edit The above returns SYSTEM if MySQL is set to slave to the system's timezone, which is less than helpful. Since you're using PHP, if the answer from MySQL is SYSTEM, you can then ask the system what timezone it's using via date_default_timezone_get. (Of course, as...
How to change the default charset of a MySQL table?
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If you want to change the table default character set and all character columns to a new character set, use a statement like this:
ALTER TABLE tbl_name CONVERT TO CHARACTER SET charset_name;
So query will be:
ALTER TABLE etape_prospection CONVERT TO CHARACTER SET utf8...
Why modelVersion of pom.xml is necessary and always set to 4.0.0?
...t Maven's <modelVersion></modelVersion> of pom.xml is always set to 4.0.0.
4 Answers
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How Should I Declare Foreign Key Relationships Using Code First Entity Framework (4.1) in MVC3?
...'s a relationship in there:
public class Order
{
public int ID { get; set; }
// Some other properties
// Foreign key to customer
public virtual Customer Customer { get; set; }
}
You can always set the FK relation explicitly:
public class Order
{
public int ID { get; set; }
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Permanently Set Postgresql Schema Path
I need to set schema path in Postgres so that I don't every time specify schema dot table e.g. schema2.table .
Set schema path:
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