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How to display the function, procedure, triggers source code in postgresql?
.... Just know the following way, may be it will help you!
step 1 : Get the table oid of the trigger:
skytf=> select tgrelid from pg_trigger where tgname='insert_tbl_tmp_trigger';
tgrelid
---------
26599
(1 row)
step 2: Get the table name of the above oid !
s...
How to map a composite key with JPA and Hibernate?
...// getters, setters
}
The IdClass annotation maps multiple fields to the table PK.
With EmbeddedId
The class for the composite primary key could look like (could be a static inner class):
@Embeddable
public class TimePK implements Serializable {
protected Integer levelStation;
protecte...
spring boot default H2 jdbc connection (and H2 console)
...erties and start with mvn spring:run. I can see hibernate JPA creating the tables but if I try to access the h2 console at the URL below the database has no tables.
...
SQL中使用update inner join和delete inner join；Oracle delete join替代...
...> 0
and mw.size > 1;
下面是Oracle的：
Sql代码
DELETE TABLE1 where KHID exists ( select KHID from table2 where FWDWID=8)
Sql代码
DELETE TABLE1 where exists ( select 1 from table2 where and table1.khid=table2.khid and FWDWID=8);
Oracle的delete与join如何使用
...
Is “else if” faster than “switch() case”? [duplicate]
...If a switch contains more than five items, it's implemented using a lookup table or a hash list. This means that all items get the same access time, compared to a list of if:s where the last item takes much more time to reach as it has to evaluate every previous condition first.
...
How can I edit a view using phpMyAdmin 3.2.4?
...
In your database table list it should show View in Type column.
To edit View:
Click on your View in table list
Click on Structure tab
Click on Edit View under Check All
Hope this help
update: in PHPMyAdmin 4.x, it doesn't show View in ...
Rails Model find where not equal
...User.where.not(user_id: me)
In Rails 3.x
GroupUser.where(GroupUser.arel_table[:user_id].not_eq(me))
To shorten the length, you could store GroupUser.arel_table in a variable or if using inside the model GroupUser itself e.g., in a scope, you can use arel_table[:user_id] instead of GroupUser.are...
Hibernate Error: org.hibernate.NonUniqueObjectException: a different object with the same identifier
...th the session.
Example
Assuming you have a hibernate class object for a table with 10 rows based on a primary key combination (column 1 and column 2). Now, you have removed 5 rows from the table at some point of time. Now, if you try to add the same 10 rows again, while hibernate tries to persist...
c# datatable to csv
...of HTML/XML documents. It's not the above code that produces it unless the table contains   explicitly
– vc 74
Mar 15 '19 at 16:50
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Using a custom image for a UITableViewCell's accessoryView and having it respond to UITableViewDeleg
I'm using a custom drawn UITableViewCell, including the same for the cell's accessoryView . My setup for the accessoryView happens by the way of something like this:
...