It helps in maintaining the integrity of the table and associated tables. The trigger can be activated when the commands like insert, update, and delete are fired. The syntax used to generate the trigger function is as follows: CREATE TRIGGER trigger_name 11. What is Normalization?
Intermediate SQL JOINS Interview Questions 11. Distinguish between nested subquery, correlated subquery, and join operation. Subquery–Queries can be embedded in other queries. Therefore, an outer query is called the main query and the Internal queries are called subquery. Nested query–The inner qu...
14,245 questions Sign in to follow asked Jan 2, 2025, 6:43 PM RehamHossam-3731 0 Reputation points commented Jan 4, 2025, 6:35 AM Erland Sommarskog 114.8K Reputation points • MVP 0 answers DPM2022 SQL Backup: Class not registered We have a DPM 2022 server with RU2 insta...
5,913 questions 2 answers Unable to debug Stored Procedure I get the following error: Unable to start the Transact-SQL debugger, could not connect to the Database Engine instance. Make sure you have enabled the debugging firewall exceptions and are using a login that is a member of the sys...
SQL Server Interview Questions A list of top frequently askedSQL Serverinterview questions and answers are given below. 1) What is SQL Server? SQL Server is the RDBMS system provided by Microsoft which functions mainly as retrieving and storing the data as per user request. Sometimes it is mist...
SQL Server Native Client (SQLNCLI eller SQLNCLI11) och den föråldrade Microsoft OLE DB-providern för SQL Server (SQLOLEDB) rekommenderas inte för ny programutveckling. För nya projekt, bör du använda någon av följande drivrutiner: ...
The query processing team - query optimization & execution - providing tips, tricks, advice and answers to freqeuently-asked questions in a continued effort to make your queries run faster and smoother in SQL Server.Mystery of memory fraction in Showplan XMLIf you examine Showplan XML, you may...
The Microsoft JDBC Driver 12.8 supports the JDBC 4.2, and 4.3 (partially) specifications and includes two JAR class libraries in the installation package as follows: JARJDBC SpecificationJDK Version mssql-jdbc-12.8.0.jre11.jarJDBC 4.3 (partially), and 4.2JDK 11.0+ ...
SSIS introduced theValidationDetailsproperty in SQL Server 2012 (11.x) Service Pack 2. This new property was not announced or documented at that time. TheValidationDetailsproperty is also available in SQL Server 2014 (12.x) and in SQL Server 2016 (13.x). ...
classA(Base):__tablename__="a"id:Mapped[int]=mapped_column(primary_key=True)data:Mapped[str]_sentinel=mapped_column(insert_sentinel=True) We then would do our INSERTs, when this column is present, in this fashion: INSERT INTO a (data, _sentinel) VALUES (?, 1), (?, 2), (?, 3...