Table partitioning in SQL is a database design technique that involves dividing a large table into smaller, more manageable pieces called partitions. Each partition holds a subset of the table's data and has distinct storage characteristics, improvin
In a CREATE TABLE AS statement, you specify the partition keys in a WITH (partitioned_by = ARRAY['partition_key']) clause, or WITH (partitioning = ARRAY['partition_key']) for Iceberg tables. For performance reasons, partition keys should always be of type STRING. For more information, ...
Object storage integration SQL Server 2022 (16.x) introduces new object storage integration to the data platform, enabling you to integrate SQL Server with S3-compatible object storage, in addition to Azure Storage. The first is backup to URL and the second is Data Lake Virtualization.Data Lake...
What is a SQL database, how and why businesses use SQL database services, and how to use SQL databases with AWS.
The compute size of the virtual machine is based on the total number of vCores allocated to the pool, which are distributed between instances in the pool. This architecture allowspartitioningof the virtual machine into multiple instances that can be any supported size, including 2 vCores (exclusive...
SQL Server Analysis Services (SSAS) is a multidimensional online analytical processing (OLAP) server and an analytics engine used for data mining. It allows IT professionals to break up large volumes of data into more easily analyzed parts. A component of Microsoft SQL Server, it helps enable an...
PostgreSQL offers advanced SQL features, including support for complex queries, window functions, common table expressions (CTEs), and more. PostgreSQL has more advanced data integrity features and constraints, allowing for finer control over data validation and enforcement of business rules. PostgreSQL ...
If the mysqld is debug-compiled, checks are also made whenever a CREATE TABLE statement is executed, and whenever an NDB table is opened. Synchronization of user privileges with NDB_STORED_USER. A new mechanism for sharing and synchronizing users, roles, and privileges between SQL nodes is...
While Postgres adopted a procedural language name echoing Oracle’s (PL/SQL for Oracle and PL/pgSQL for Postgres), Postgres sets itself apart in terms of functionality, scalability, and licensing. For most use cases, Postgres is a capable and cost-effective alternative to Oracle, thanks to ...
What is the purpose of using PARTITION BY 1 in SQL queries? How does PARTITION BY 1 affect the performance of a query? Can you explain the difference between PARTITION BY 1 and PARTITION BY a column name? PARTITION BY 1 means that a table or view is being partitioned by the value of...