Updating one table from another sql server

When data in a database is read or modified, the database engine uses special types of controls, called locks, to maintain integrity in the database.

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Yes - You are correct the OPENROWSET command can directly support INSERT, UPDATE or DELETE operations as shown in these tips: Export data from SQL Server to Excel and Different Options for Importing Data into SQL Server.This has been beneficial for us because in our environment because our business users provide data to us in the form of Excel spreadsheets.Many of the situations end up translating to INSERT, UPDATE or DELETE code in one or more of our SQL Server databases.This table hint, also known as READUNCOMMITTED, is applicable to SELECT statements only.NOLOCK indicates that no shared locks are issued against the table that would prohibit other transactions from modifying the data in the table.

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