Can i use several WHEN conditions in UPDATE clause to update a single column.
I want to update table TABLE having columns ID and NAME:
Is below query correct?
UPDATE TABLE
SET id = CASE id
WHEN id IN (2, 3, 4) THEN 1
WHEN id= 5 THEN 8
WHEN id IN(9, 7) THEN 6
WHERE name = 'abc'
...
I have a query (source)...
UPDATE covers t
LEFT OUTER JOIN
(SELECT cover_id FROM covers ORDER BY cover_views DESC LIMIT 10) c
ON c.cover_id = t.cover_id
SET cover_views = 0
WHERE c.cover_id IS NULL
...which resets all but the top 10 covers in the database to 0. I want to extend this to reset all covers bar the top ten per c...
I'm having a little problem with a tables that are using the i18n behaviour on a Symfony 1.4 project that I'm developing. For example on the following model defined on YAML (I have others that follow the same pattern):
Subject:
actAs:
Timestampable: ~
I18n:
fields: [name]
columns:
name: { type: string(255), notnull...
I have several OSGi bundles, each of which can be updated from an OSGi Bundle Repository.
When I start my OSGi framework (Apache Felix), I want the first bundle to start and check for updates for all installed bundles. If updates are available, it should update each of them (including itself) then continue starting (or possibly shutdown,...
I got this table in my MySQL database, 'users'. It has the fields 'id' and 'value'.
Now, I want to update lots of rows in this table with a single SQL query, but many rows should get a different value. Currently, I'm using this:
UPDATE users
SET value = CASE id
WHEN 1 THEN 53
WHEN 2 THEN 65
WHEN 3 THEN 47
...
I have a class, BillMedicine, which is many-to-many table for Bill and Medicine.
The BillMedicine mapping file is:
<class name="BillMedicine" table="Bill_Medicine">
<composite-id>
<key-many-to-one name="Bill" class="Bill" column="BillID" />
<key-many-to-one name="Medicine" class="Medicine" column="MedicineID" />
...
I have two tables with identical structure and VERY LARGE number of fields (about 1000). I need to perform 2 operations
1) Insert from the second table all rows into the fist. Example:
INSERT INTO [1607348182]
SELECT *
FROM _tmp_1607348182;
2) Update the first table from the second table
but for update i can't found proper sql synt...
My database has recently been hacked by SQL injection leaving tags throughout data in all columns in all tables in my database. Is there a quick way of running a REPLACE UPDATE on all tables? Something like:
UPDATE [all tables] SET [all columns]=REPLACE([all columns], '<script>....</script>', '')
...
I've scoured the web for the entire day trying to find an example on how to implement what I read concerning changing a command label dynamically here:
http:// wiki.eclipse.org/Platform_UI_Command_Design#Issue_102_-_Comm ands_implementation_of_label_changing
I have the a command defined in my plugin.xml that uses the suggested schema:
...
Hi there,
I've taken over a Drupal website. I'm trying to update the og module. It is currently version 1. I tried to upgrade it to the latest version but when I ran update.php it failed. So I thought I'd just try updating it to version 1.4. However, when I did this I then got the following errors when I ran update.php:
# user warning...
I've been playing around with Mongo for about a week now and I still can't work out how to modify nested arrays in Mongo with php.
So here is a sample document...
array (
'_id' => new MongoId("4cb30f560107ae9813000000"),
'email' => '[email protected]',
'firstname' => 'Maurice',
'lastname' => 'Campobasso',
'password' =...
Hello there:
I have the create inside the table/list that Grails provides.
Here is a pictures of what I have
As you can see, I create everything on the first row of my table, and then from the 2nd row and on is the actual list.
In the last column of the 2nd row, you can see I have the UPDATE button and a delete button.
The delete ...
I was trying to redirect to a different page after editing an entry, I assumed that it was using the update code because you are updating the database. It took me some time to realise that I was using the wrong action in the controller. Can someone please explain how edit and update work. Why are there two different actions? what are t...
Hi there,
After several plugins got updated yesterday I saw in the source code that actually no plugin is loaded(1) on the frontpage anymore. On all the other pages everything works just fine.
The most obvious one is the menubar (wp-menubar-plugin), and for now I made an exception for the homepage(2) loading a hard coded copy of the me...
I have a model for a task which has a name, description, the process it belongs to, the position and a category.
As there are only two different categories I have created additional controllers specific to the categories as they need to be treated differently. when i submit the edit form in one of the category controllers it is redirect...
I want to achieve this ..
update Table_A c
set c.Column1 =
(select d.column1 - b.column2
from Table_B d, Table_A b
where b.primary_key = d.primary_key)
But for outer query there is no primary key clause i have added.. How do i achieve it
...
Update TableToBeUpdated
Set ColumnNameId = (Select MasterColumnId
from MasterTable where Id = @Id)
Where ForeingKeyId = @Id
AND AnotherColumn = @AnotherColumn
How to achieve the above with one select statement and an update statement with a subquery?
Currently what I'm thinking is.
//First Select statement
...
I have a table TABLE1 (PARENT TABLE) with columns
StaffID (PK)
Name
CategoryID (FK)
I also have another related table TABLE2 (RELATED TABLE)
with columns
LeaveID (PK)
StaffId (FK)
StartDate
What i want to do is write a T-SQL query to update StartDate column of all rows in TABLE2 whose CategoryID in TABLE1 = '3'
TABLE2 is rela...
I'm trying to run a very simple update query, like so:
UPDATE tblSkuActueel
INNER JOIN qrySkuTotaal ON tblSkuActueel.sku = qrySkuTotaal.sku
SET tblSkuActueel.stock = [qryskutotaal].[stockaantal];
As you can see, it has to update the table. It should not have any problems doing so.
Yet, I get the error message that I'm trying to edit ...
Table has 2 cols: [nr] and [diff]
diff is empty (so far - need to fill)
nr has numbers:
1
2
45
677
43523452
on the diff column i need to add the differences between pairs
1 | 0
2 | 1
45 | 43
677 | 632
43523452 | 43522775
so basically something like :
update tbl set diff = @nr - @nrold where nr = @nr
but i don't want...