With Duplicates as (select distinct a.custid as Customer_ID from customers2 a join customers2 b on a.custid <> b.custid and a.CustName = b.CustName and a.CustCity = b.CustCity and a.Passport_Number = b.Passport_Number ) Delete from Customers2 where custid in (select Customer_ID fr...
Applies to: SQL Server Azure SQL Database Azure SQL Managed Instance Includes all connection information that is required to access remote data from an OLE DB data source. This method is an alternative to accessing tables in a linked server and is a one-time, ad hoc method of connecting ...
SQL Server Azure SQL Database Azure SQL Managed Instance SQL database in Microsoft Fabric Table hints are used to override the default behavior of the query optimizer during the data manipulation language (DML) statement. You can specify a locking method, one or more indexes, a query-processing...
6540 16 No The assembly name '%.*ls' being registered has an illegal name that duplicates the name of a system assembly. 6541 16 No ALTER ASSEMBLY failed because assembly '%.*ls' has more than one file associated with it. Use ALTER ASSEMBLY DROP FILE to remove extra fil...
Creates a Transact-SQL or common language runtime (CLR) stored procedure in SQL Server, Azure SQL Database, and Analytics Platform System (PDW). Stored procedures are similar to procedures in other programming languages in that they can:
Working with SQL Server, one of the absolute, unbreakable rules is set-based operations and no loops to work with your data. This is a good rule, until you need to break that rule. Friendly deletes are one of the patterns where you break that rule. Breaking up the large delete also ...
Use the COLUMN keyword only if you are specifying only one column. If you specify a column list, it cannot contain duplicates. CASCADE CONSTRAINTSSpecify CASCADE CONSTRAINTS if you want to drop all referential integrity constraints that refer to the primary and unique keys defined on the dropped ...
create the DB2 Administration Server DROP delete the DB2 Administration Server START start the DB2 Administration Server STOP stop the DB2 Administration Server SETID set the logon account for the DB2 Administration Server SETSCHEDID set the logon account used by the scheduler to connect to the to...
You could change the query to use > instead of < if you want to keep the rows with the lowest ID. Method 3 – MIN or MAX Function Database: Oracle, SQL Server, MySQL, PostgreSQL This method uses either the MIN or MAX function to find duplicates inside a subquery. ...
Transact-SQL syntax for stored procedures in SQL Server and Azure SQL Database:syntaxsql Copy CREATE [ OR ALTER ] { PROC | PROCEDURE } [schema_name.] procedure_name [ ; number ] [ { @parameter_name [ type_schema_name. ] data_type } [ VARYING ] [ NULL ] [ = default ] [ OUT...