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How to log PostgreSQL queries?
...ement = 'all'
#logging_collector = off to logging_collector = on
Optional: SELECT set_config('log_statement', 'all', true);
sudo /etc/init.d/postgresql restart or sudo service postgresql restart
Fire query in postgresql select 2+2
Find current log in /var/lib/pgsql/9.2/data/pg_log/
The log files t...
Change application's starting activity
...default or the correct one under "Launch:". Not sure why the default was deselected for me, but changing it back worked.
– zeh
Feb 1 '12 at 1:32
|
...
Run a task every x-minutes with Windows Task Scheduler [closed]
... Advanced... (or similar depending on the operating system you are on) and select the Repeat every X minutes option for 24 hours.
The key here is to find the advanced properties. If you are using the XP wizard, it will only offer you to launch the advanced dialog once you created the task.
On more...
Why do I get “Procedure expects parameter '@statement' of type 'ntext/nchar/nvarchar'.” when I try t
...r because @SQL needs to be NVARCHAR
DECLARE @SQL VARCHAR(100)
SET @SQL = 'SELECT TOP 1 * FROM sys.tables'
EXECUTE sp_executesql @SQL
So:
DECLARE @SQL NVARCHAR(100)
SET @SQL = 'SELECT TOP 1 * FROM sys.tables'
EXECUTE sp_executesql @SQL
...
How to split last commit into two in Git
...do and unstage all of the changes from the last commit:
git reset HEAD^
Selectively stage the first round of changes:
git add -p
Commit:
git commit
Commit the rest of the changes:
git commit -a
(In either step, if you undid a commit that added a brand new file and want to add this to the...
How do I import CSV file into a MySQL table?
...
You have to select a table before you can continue... and since the whole point is not having to make the table...
– Dominique
Nov 4 '14 at 20:06
...
初窥InnoDB的Memcached插件 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
...插件目录我们能看到innodb_engine.so和libmemcached.so：
mysql> SELECT @@plugin_dir;
+------------------------------+
| @@plugin_dir |
+------------------------------+
| /usr/local/mysql/lib/plugin/ |
+------------------------------+
此外还需要导入Memcached插...
Mysql - How to quit/exit from stored procedure
...RE v_workflow_count INT(10);
-- checking if workflow created for package
select count(*) INTO v_workflow_count from workflow w where w.package_id =
package_id ;
this_proc:BEGIN -- this_proc block start here
IF v_workflow_count = 0 THEN
select 'no work flow ' as 'workflow_status' ;
...
How do I perform the SQL Join equivalent in MongoDB?
...background as well, I would appreciate MongoDB taking a 'result set' (with selected returned fields) as input for a new query in one go, much like nested queries in SQL
– Stijn Sanders
Nov 26 '10 at 23:17
...
What's the hardest or most misunderstood aspect of LINQ? [closed]
...string> { "Bob", "Alice", "Trent" };
var results = from s in items select s;
Console.WriteLine("Before add:");
foreach (var result in results)
{
Console.WriteLine(result);
}
items.Add("Mallory");
//
// Enumerating the results again will return the new ...