For more information, see TYPE Directive in FOR XML Queries. ROOT [ ('RootName') ] Specifies that a single top-level element be added to the resulting XML. You can optionally specify the root element name to generate. If the optional root name is not specified, the default <root> ...
SSMS can do DAX and MDX, but there are some considerations to keep in mind regarding the model you are working with and the type of queries you intend to run. For more information about the Analysis Services Scripts Project in SSMS, see Analysis Services Scripts Project. Manage Integration ...
Queries are often too complex and involve a bunch of aggregations. For OLAP systems, the effectiveness measure relies highly on response time. Such systems are widely used for data mining or maintaining aggregated, historical data, usually in multi-dimensional schemas....
Auto-sharding and scale-out across commodity hardware; Online scaling and schema changes; ACID compliance, Foreign Key constraints (enforced on all APIs) and support for complex queries; In-memory computing for real-time performance. Download MySQL NDB Cluster » ...
How to create SQL UNION clause with two queries that BOTH have a WHERE clause? How to create table variables dynamically? How to create the table name without username attached to it? How to Create view from multiple views How to create view from the output of a dynamic sql? how to crea...
More complex queries: GROUP BY, aggregates, HAVING Transactions (inserts and updates) examining atomicity, consistency, and mutual exclusion Triggers - fragments of code that you tell Oracle to run before or after a table is modified Views - a way of building even greater abstraction ...
Specifies that the query returns results asxmltype. For more information, seeTYPE Directive in FOR XML Queries. ROOT [ ('RootName') ] Specifies that a single top-level element be added to the resulting XML. You can optionally specify the root element name to generate. If the optional root...
// Technically some of the rules in Finish Analysis are not optimizer rules and belong more // in the analyzer, because they are needed for correctness (e.g. ComputeCurrentTime). // However, because we also use the analyzer to canonicalized queries (for view definition), // we do not ...
Upsize all database objects from an Access database to an Access project so that you can create a client/server application. This approach requires some additional application changes and modification to code and complex queries. Upsize only data or data defi...
When interacting with Amazon Q generative SQL, ask specific questions, iterate when you have complex requests, and verify the answers for accuracy. When providing analysis requests in natural language, be as specific as possible to help the coding assistant understand exactly what you need. Instead...