Questions tagged [identity]

Creates an identity column in a table. This property is used with the CREATE TABLE and ALTER TABLE Transact-SQL statements.

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71 views

pg_restore fails with drop default on identity column

Trying to restore a Postgres 10.6 database via pg_restore, and it seems to want to do a DROP DEFAULT when it should be doing a DROP IDENTITY during the clean phase. See below: pg_restore --verbose -...
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1answer
49 views

Insert multiple rows into a table with only an IDENTITY column [duplicate]

I have a table called dbo.Groups defined like this: CREATE TABLE dbo.Groups ( GroupID int NOT NULL IDENTITY (1,1) PRIMARY KEY ); The table really consists of just the one IDENTITY column. ...
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2answers
39 views

What can cause what appears to be missing data in a single table [duplicate]

I have a situation where it appears as if I've lost data in a single table. I have a .NET Core API, with a logging middleware. This middleware takes the entire request and response and stores in the ...
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2answers
2k views

Availability Group, asynchronous mode, manual/forced failover - handling identity overlap

We have a two replica 2017 Standard Availability Group in asynchronous mode. With a failover (manual/forced, since can't do automatic), we have the potential for overlapping/reused identity values if ...
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1answer
167 views

Can SET IDENTITY_INSERT be allowed with less privileges than db_ddladmin?

I've inherited a system where the application is running under sysadmin account. I limited this account to db_datareader + db_datawriter + EXECUTE on all database and set extended events session to ...
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1answer
42 views

Pentaho Data Integration - Kettle- Update Identity Column in Microsoft SQL Server

For migration purposes I need to migrate existing ID's from my old database to my new table in MS SQL Server. I can truncate my table in MS SQL Server and then adjust my database connection in ...
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18 views

Modelling a database structure for multiple user types with multiple entry points

I am working on a project and my task is to design a database. I tried to read as much as possible, but I still have my doubts how to solve it using a optimal solution. I'm designing a database that ...
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1answer
37 views

Can I fix this insertion anomaly without using a composite key?

Suppose I have a schema with the following basic elements: Client : id (PK) Pet : id (PK) owner_id (FK to Client) Contract : id (PK) client_id (FK to Client) PetInContract : ...
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1answer
204 views

Identity management in Transaction replication with updatable subscription

I have migrated my publisher DB to new server yesterday. For migration what I did was removed subscriptions and publication completely backed up DB on which publication was configured restored DB to ...
8
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1answer
618 views

What is the idiomatic solution in SQL Server for reserving a block of ids for use in a bulk insert?

I have a table with an identity column and I want to reserve a block of ids which I can use for bulk inserting, whilst allowing inserts to still happen into that table. Note this is part of a bulk ...
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1answer
309 views

Create trigger to ignore user input for Identity Columns

Using the this table definition CREATE TABLE testtable ( id NUMBER GENERATED AS IDENTITY, desc VARCHAR2(30) ); I would like to create a trigger before inserts and updates to ...
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3answers
741 views

Is “SET IDENTITY_INSERT” required to insert arbitrary GUID into [uniqueidentifier] column?

SQL Server 2016 and 2017, Standard Edition I need to insert raw data (from another table) into a table that has two uniqueidentifier columns. Does this require that I use SET IDENTITY_INSERT Carrier ...
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1answer
477 views

HSQLDB get next value for IDENTITY column

I'm looking for a query to get the next IDENTITY value of a HSQL table. Like if I were to insert a new row into a table that has an auto id column, what value would that turn into. I did some ...
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2answers
12k views

Unexpected gaps in IDENTITY column

I'm trying to generate unique purchase order numbers that start at 1 and increment by 1. I have a PONumber table created using this script: CREATE TABLE [dbo].[PONumbers] ( [PONumberPK] [int] ...
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1answer
489 views

Why am I receiving the identity insert error even after explicitly setting IDENTITY_INSERT ON and using a column list? [closed]

My code: SET IDENTITY_INSERT SomeCoolDatabase.BoringOldSchema.TableWithIdentityColumn ON INSERT INTO SomeCoolDatabase.BoringOldSchema.TableWithIdentityColumn SELECT ColumnWithIdentity, ...
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12 views

sp_help does not reflect reseed on empty table, is that a bug?

Say I create a create a table with an identity, and before inserting any records, perform a reseed. create table dbo.mytest(x bigint identity(1,1), y char(1)) DBCC CHECKIDENT ( 'mytest', RESEED, ...
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50 views

Transactional Replication : Issues with Identity Column in Subscriber

I have an Transactional replication set up form Server A to Server B. I have a table which has an Identity column as a primary key. In my publisher ,for the table tb1,the the identity column,Id1 was ...
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5answers
12k views

Identity column as clustered index bad idea?

Its just been a few months of programming in SQL Server for me so my knowledge is not good in many regards. In an already existing project at work I came across many tables with large composite ...
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1answer
332 views

Insert into table with column same values as auto increment column ( computed column )

Say I have a table with "column1" (Primary Key, Auto Increment) and "column2". How can insert into the table with column2 will have the same values as column1 which is auto increment column?
13
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3answers
5k views

How to insert in a table with only an IDENTITY column?

Given a table with only an IDENTITY column, how do you insert a new row? I've tried the following: INSERT INTO TABLE (Syntax error) INSERT INTO TABLE VALUES() (Syntax error) INSERT INTO TABLE (Id) ...
2
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1answer
272 views

Function SCOPE_IDENTITY not found

When I call SCOPE_IDENTITY in Sybase, I get [Error] Script lines: 1-6 -------------------------- Function 'SCOPE_IDENTITY' not found. If this is a SQLJ function or SQL function, use sp_help to ...
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1answer
137 views

DBCC CHECKIDENT behaving inconsistently

I have a script that sometimes needs to be run on a fresh database that's just had all the tables created and sometimes needs to be run on an existing database. I have a script to wipe out the tables ...
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1answer
51 views

SSMS: Restart the values on a IDENTITY field [duplicate]

I am starting to use SSMS to manage a database and I am having a problem I would appreciate some help with. I have a table that was created with CREATE TABLE [dbo].[Machine]( [Machine_id] [...
2
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1answer
96 views

How do you retrieve the identity value of a row inserted from the OUTPUT of an UPDATE statement?

How do you retrieve the identity value for an inserted row when that row is inserted from the OUTPUT of an UPDATE statement? Neither @@IDENTITY nor SCOPE_IDENTITY() appears to be set properly. ...
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2answers
159 views

Stored Procedure - Reseed Identity

I have a bunch of LU tables that have values added and deleted all the time. Therefore, I figured writing a quick stored procedure would serve me well and then can call the stored procedure on another ...
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4answers
57k views

Add autoincrement to existing PK

I created a table in a DB that already exists in another DB. It was initially populated with the old DB data. The table's PK had to receive the values that already exist on those records, so it couldn'...
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20 views

Converting SalesForce IDs for Performance Reasons

I'm writing code for a data warehouse that extracts information from SalesForce. The format of the SalesForce IDs is like so: 001n000000UELLJAA5 Where each digit is a base-62 value denoted by: a-z ...
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51 views

After switchover OIM app to standby, getting ORA-01033: ORACLE initialization or shutdown in progress

I have the exact same issue as described here JDBC Connection on Current Primary Database After Switchover: ORA-01033 encountered We have OIM 11gr2PS3 app and 2 node rac DB cluster. When I switchover ...
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2answers
6k views

Scope_Identity() returns null after inserting first row in table

I have a stored procedure that is used for inserting values in two tables. The tables have a parent-child relationship i.e. the first table has an identity column, and the second table references the ...
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8answers
3k views

Identity Columns or UDF that explicitly generates a unique id?

I am in middle of a debate about whether it is better to make a PRIMARY KEY out of an Identity Columns, our out of a UDF that explicitly generates a unique id. I am arguing for the Identity Column. ...
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0answers
38 views

Windowed IDENTITY column definition? [duplicate]

Is it possible to create a windowed identity column that automatically initializes and increments in SQL Server 2017 or later? I would like the conceptual functionality of SelectedSubsetId below. ...
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2answers
563 views

Serializable range deadlocks

Help required on an inherited deadlock problem! The code given below appears to have been written some time back, in an attempt to address contention issues around the assigning of new ID values on ...
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1answer
497 views

PostgreSQL How to DEFAULT Partitioned Identity Column?

PostgreSQL 11 What is the best way to generate default values for identity columns on partition tables. E.g CREATE TABLE data.log ( id BIGINT GENERATED ALWAYS AS IDENTITY ...
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4answers
1k views

Identity column re-seed: when it is necessary?

During one of the last lessons at university (I'm a student), lecturer asked us to develop a database (MySQL Server if it matters) and tiny client app that would consume the database as data source. ...
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1answer
50 views

What are the origins of the Identity Column? [closed]

Who were the first creators of the Identity column? What problem were those creators originally trying to solve? Is there a story behind it?
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65 views

Identity column changing on its own?

I have a situation where a client is using software that writes to a SQL table. The program has been running fine with no issues prior to today. Today, they began receiving errors inserting NULL ...
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1answer
76 views

Populate Identity column with sequential numbers restarting count on change of key field

I am attempting to populate an Identity column with sequential numbers but I want the count to start over when the value of a key field changes. Example data and desired ID column results: Month_ ...
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3answers
76k views

Reset IDENTITY value

I have a table with an IDENTITY column. While developing I delete the rows from time to time and add them again. But the IDENTITY values always kept increasing and didn't start from 1 when I added ...
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1answer
490 views

How to increment identity without add a row and get the skipped value?

I'm trying to preserve value in identity column in manner to be added later. The value should be used in implicit foreign key when there is no constraint. For example: I have this table: Create ...
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1answer
210 views

identity value way off in a restored database

I have a table with a identity primary key column. Its last value is 5228491220 using IDENT_CURRENT. I make a full backup of the database, restore it on a second server. (We backup and restore daily ...
2
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1answer
27 views

Database Entity Design for Enumeration Table

I have an enumeration of ~10 values - they are Char such as A through K. These are all unique. They are used for two purposes - an application is forced to select acceptable values and also there is a ...
4
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2answers
5k views

How to remove identity specification for multiple tables

I have 109 tables in my database. Now I am migrating to Amazon server with identity insert and I want to remove auto increment column specification for all tables. How set auto increment column i.e. ...
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1answer
372 views

How can I insert without changing the identity seed? [duplicate]

I will add the records in table A to table B. The tables are the same. However, table B is an actively transactional table. When doing the operation, the record in the tableB will continue to be added ...
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2answers
393 views

Problems with having SQL Server Identity Column in the Cloud

Our company is utilizing Identity(1,1) clustered primary index in SQL Server 2016 Enterprise, and will eventually deploy into the Cloud (Amazon AWS, Google Cloud). Is there any issues utilizing ...
2
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1answer
42 views

SQL Server Replication changing a tables ID numbers

I am using a merge replication setup for our ERP system and I encountered this problem: While creating a new entry on a table and with the last ID number given was 25, then new entry got the ID ...
3
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1answer
146 views

Clustered Index Maintenance vs. Nonclustered Index Maintenance

There is a plethora of information available detailing why an IDENTITY field should be use as both the primary key and clustered index of a table for most situations; yet I'm having difficulty ...
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2answers
5k views

How can I change an existing type from “bigint” to “bigserial”?

I have a PostgreSQL table with the following structure: I simply need to change the TYPE of prove_identity_id from bigint to bigserial. I read the docs but wasn't able to understand how to legally ...
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2answers
153k views

Best way to get last identity inserted in a table

Which one is the best option to get the identity value I just generated via an insert? What is the impact of these statements in terms of performance? SCOPE_IDENTITY() Aggregate function MAX() ...
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2answers
116 views

SQL Server - Copying a key from one table to another

In a trigger, I have created a table using SELECT * INTO. I have done that in a specific way, in order to create the table without also creating the identity column that exists in it (let's name this ...
7
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3answers
4k views

What are Identity Columns?

I was reviewing the commit-fest scheduled for 7/01 for PostgreSQL and I saw that Pg is likely going to get "identity columns" sometime soon. I found some mention in information_schema.columns but ...