Applies to: SQL Server Azure SQL Database Azure SQL Managed Instance Sets Transact-SQL and query processing behaviors to be compatible with the specified version of the SQL engine. For other ALTER DATABASE options, see ALTER DATABASE. For more information about the syntax conventions, see ...
SQL Practice Problems is different. Based on my years of experience working with data, I present those data problems that come upall the time. As the difficulty of the practice problems increases gradually, you’re continually challenged. The problems are unique and evenfun—you canactually enjoy...
Finally, I’ve observed a strong correlation between log micro-management and CHECKDB failures in my experience. I dislike log micro-management, but many environments engage in this and it’s an unfortunate reality; the best practice is pre-setting log growth, adjusting the database to simple o...
the database keeps its existing compatibility level, if it is at least minimum allowed for that instance of SQL Server. Moving a database with a compatibility level lower than the allowed level by the Database Engine automatically sets the database to the lowest compati...
Introduction to"Real-time Data Warehouse Introductory Training Camp" consists of Alibaba Cloud researcher Wang Feng, Alibaba Cloud senior product expert Liu Yiming and other real-time computing Flink version and Hologres technology/product front-line experts joined the battle to build the training camp...
Note: It is a best practice to define column aliases with an AS clause whenever possible in a Custom SQL Query. This is because each database has its own rules when it comes to automatically generating a column name whenever an alias is not used. Edit a custom SQL query To edit a cust...
Nota Bene:A good resource book about the philosophy and practice of DBRE is “Database Reliability Engineering: Designing and Operating Resilient Database Systems“. Here is the amazonlink. Categories:Career| Tags:dbre,DevOps,observability,reliability engineering|Permalink...
BCP Utility Native Format Error: Unexpected EOF encountered in BCP data-file Before Delete Trigger begin tran does the row level lock or table level lock Begin Transaction with If Condition BEGIN TRANSACTION within TRY - CATCH or vice versa Best practice to handle the paging and performance in ...
Use the SDO_ADMIN.VALIDATE_GEOMETRY() procedure to ensure correctness of geometries in the data sets. Entering incorrect data may lead to unexpected behavior in index creation and in the SDO_GEOM.RELATE() functions. Always build a B-tree index on the SDO_GID column of the<layername>_SDOGEO...
So for double-byte and multibyte character sets, you can only specify 1/2 or 1/3 as many characters as with a single-byte character set. Although PL/SQL character variables can be relatively long, you cannot insert VARCHAR2 values longer than 4000 bytes into a VARCHAR2 database column. ...