The SQL operator NOT IN and NOT EXISTS may seem similar at first glance, but there are differences between them. Let us set up the tables ‘orders’ and
Virtual log file growth In previous versions of SQL Server, if the next growth is more than 1/8 of the current log size, and the growth is less than 64 MB, four VLFs were created. In SQL Server 2022 (16.x), this behavior is slightly different. Only one VLF is created if the grow...
Beginning with MySQL 8.4.0, the deprecated mysql_native_password authentication plugin is no longer enabled by default. To enable it, start the server with --mysql-native-password=ON (added in MySQL 8.4.0), or by including mysql_native_password=ON in the [mysqld] section of your MySQL co...
NoSQL injection is a security weakness in aweb application that uses a NoSQL database. NoSQL (Not Only SQL) refers to database systems that use more flexible data formats and do not support Structured Query Language (SQL). They typically store and manage data as key-value pairs, documents...
As part of the schema synchronization procedure performed when starting, an SQL node now compares all databases on the cluster's data nodes with those in its own data dictionary, and if any of these is found to be missing from the SQL node's data dictionary, the SQL Node installs it loc...
For information about availability groups on Linux, see Availability groups for SQL Server on Linux.In an HA configuration, a cluster role is created for every availability group that you create. The WSFC cluster monitors this role to evaluate the health of the primary...
(SMO) names. For example, the term "database replica" is used in the names of the Always On dynamic management views that return information about availability databases:sys.dm_hadr_database_replica_statesandsys.dm_hadr_database_replica_cluster_states. However, in SQL Server Books Online, ...
This is the final post in a series covering changes in SSMS 19. Please review Part 1 and Part 2 for details about Microsoft.Data.Sqlclient, MSAL, removal of the SQL Vulnerability Assessment, and mor... Erin, I see your point, although 19 and 20 do seem to be closer together than pre...
SQL Server 2019 Analysis Services GA (Generally Available) Tabular model compatibility level This release introduces the 1500compatibility levelfor tabular models. Query interleaving Query interleaving is a tabular mode system configuration that can improve user query response times in high-concurrency scenar...
SQL Server 2019 Analysis Services GA (Generally Available) Tabular model compatibility level This release introduces the 1500compatibility levelfor tabular models. Query interleaving Query interleaving is a tabular mode system configuration that can improve user query response times in high-concurrency scenar...