|
I know Scope_Identity(), Identity(), @@Identity, and Ident_Current all get the value of the identity column, but i would love to know the difference.
Part of the controversy i'm having is what do they mean by scope as applied to these functions above?...
Started by Colour Blend on
, 6 posts
by 6 people.
Answer Snippets (Read the full thread at stackoverflow):
The ident_current(nameGood question....
Don't use this to get() function returns the last identity created in the same session and the same scope.
IDENT_CURRENT(): returns the last identity value for a specific table.
|
|
In SQL Server 2000 or above is there anyway to handle an auto generated primary key (identity) column when using a statement like the following?
Insert Into TableName Values(?, ?, ?)
My goal is to NOT use the column names at all.
Started by James McMahon on
, 6 posts
by 6 people.
Answer Snippets (Read the full thread at stackoverflow):
IDENTITY_INSERT tablename ON, followed by insert statements that provide explicit values('') ), 1,1, '')
By default, if you have an identity column, you do not need to specify it in the VALUES KEY CLUSTERED (id) ) GO INSERT....
|
|
I have seen various methods used when retrieving the value of a primary key identity field after insert.
declare @t table ( id int identity primary key, somecol datetime default getdate() ) insert into @t default values select SCOPE_IDENTITY() --returns...
Started by Terrapin on
, 8 posts
by 8 people.
Answer Snippets (Read the full thread at stackoverflow):
IDENT_CURRENT()
Returns the last IDENTITY value produced in a table, regardless Table #Testing....
Use SCOPE_IDENTITY() in all instances defined function.
Inserted.* default values
@@Identity is the old school way.
|
Ask your Facebook Friends
|
I have a MS SQL 2005 database with a table Test with column ID. ID is a identity column. I have rows in this table and all of them have their corresponding ID autoincremented value.
Now I would like to change every ID in this table like this:
ID = ID ...
Started by tomaszs on
, 8 posts
by 8 people.
Answer Snippets (Read the full thread at stackoverflow):
Most I've ever had to futz with Identity columns was to backfill numbers and I just ended up using DBCC CHECKIDENT ( tablename,RESEED,newnextnumber....
Through the UI in SQL Server 2005 manager, change the column remove the autonumber (identity this...
|
|
Typically when you specify an identity column you get a convenient interface in SQL Server for asking for particular row.
SELECT * FROM $IDENTITY = @pID
You don't really need to concern yourself with the name if the identity column because there can only...
Started by John Leidegren on
, 7 posts
by 7 people.
Answer Snippets (Read the full thread at stackoverflow):
Of is because of the temporary nature of your data you might exhaust the possible values for the identity yourself with this field? If you want to be in control of it, don't make it an identity; create your own scheme and use that....
|
|
I'm building an ASP.Net/MVC application using SQL 2008 Developer edition and a DB in Sql2005 compatibility mode. Using Entity Framework as DAL.
My problem is that I have a table where I'm using the integer identity column in a like an Invoice Number, ...
Started by photo_tom on
, 4 posts
by 4 people.
Answer Snippets (Read the full thread at stackoverflow):
Are you sure the column is an identity....
For example:
create and probably return a lot of duplicate key errors as it hits rows with existing values.
identity column, or a unique constraint, you can avoid the issue of duplicate values.
|
|
If the next is right: There are SQL string with multiple inserts (using a stored procedure):
"EXEC SPInsertData ... EXEC SPInsertData ... EXEC SPInsertData ..."
The id in identity column, which is auto incremented, of every new record is smaller than ...
Started by Kamarey on
, 3 posts
by 3 people.
Answer Snippets (Read the full thread at stackoverflow):
Take a look here
create table #test ( TestId INT IDENTITY (2, -1), DateTimeStamp DateTime ) GO INSERT INTO #test (DateTimeStamp....
Yes, if it's an auto-incrementing identity column that is correct
By nature, autoincrements go a reverse order.
|
|
Hi, I've got a strange situation with some tables in my database starting its IDs from 0, even though TABLE CREATE has IDENTITY(1,1). This is so for some tables, but not for others. It has worked until today.
I've tried resetting identity column:
DBCC...
Started by Muxa on
, 3 posts
by 3 people.
Answer Snippets (Read the full thread at stackoverflow):
This is logical, since you've changed (reseeded) the identity value to zero ?
DBCC CHECKIDENT (SyncSession, reseed, 1)
will reseed your identity column, and make sure that the first new record_value as the identity.
|
|
Which should i use to get last inserted record id in sql server 2005?
I searched stackoverflow and i found this,
http://stackoverflow.com/questions/45651/sql-how-to-get-the-id-of-values-i-just-inserted
Comment of the best answer:
there are known bugs ...
Started by Pandiya Chendur on
, 3 posts
by 3 people.
Answer Snippets (Read the full thread at stackoverflow):
I'm not entirely sure what these "knows bugs" in SCOPE_IDENTITY() ....
Triggers Using @@identity is reliant on the fact that there are no triggers in your database, @@identity will return you the id of the log entry in the log table.
|
|
I have a table with column ID that is identity one. Next I create new non-identity column new_ID and update it with values from ID column + 1. Like this:
new_ID = ID + 1
Next I drop ID column and rename new_ID to name 'ID'.
And how to set Identity on ...
Started by tomaszs on
, 6 posts
by 6 people.
Answer Snippets (Read the full thread at stackoverflow):
Finally, you TestTable ) that contains only....
Into properties and under Identity Specification change (Is Identity) to Yes and assign the column with the ID field created as IDENTITY, then copy all the data from the original table.
|
