Tom Kyte: 12 Features of Oracle Database 12c George Lumpkin: Big Data and Data Warehousing for the Enterprise Keep It Simple SQL (KISS): Checkout the growing library of SQL videos on our YouTube channel byclicking here Training Oracle University ...
How to select the top-N rows per group with SQL in Oracle Database Chris Saxon 18 minute read OGB Appreciation Day: SQL Pattern Matching (match_recognize) Use Cases Chris Saxon 10 minute read How to convert rows to columns (PIVOT) and back again (UNPIVOT) with ... Chris Saxon 10 ...
Oracle Express Server was fully embedded in release 11.2 of Oracle Database, as the Oracle OLAP Option, making Oracle the first and only converged relational and dimensional database. The OLAP Option kept its multi-dimensional ‘engine’, data types, programming language, and transaction ...
Technical Information Learn more about the compelling array of analytical features and functions that are accessible through SQL using Oracle Database 18c .Technical InformationData SheetsAnalytical SQL Data Sheet WhitepapersSQL - the natural language for analysis Patterns Everywhere - Find then fast!
Window function是OLAP的查询中比较常见的SQL construct,提供了“引用临近区域元组”的语义,这种语义使得一些分析型query的编写更加简单,可以避免不必要的相关子查询结构。此外,很多系统(Oracle/PolarDB) 内部也实现了用window function做subquery unnesting,避免相关子查询的低效执行,因此window算子本身的高效实现意义就更大...
The Oracle Fusion Data Intelligence applications currently leverage a smaller number of Overview Dashboards that provide high-level summary information. These can drill down to a larger number of Detail Dashboards. Each of the Detail Dashboards provide m
Mechanism 4.5.3 Executing Undo Engine 4.5.4 Exception Messages 4.6 Data Slicing 4.6.1 Process flow 4.6.2 Executing the Data Slicing Function 5 Data Loaders 5.1 Dimension Loaders 5.1.1 Enhancements to Support Alphanumeric Code in Dimensions 5.1.2 Tables that are Part Of...
JohnLadley, inMaking EIM Enterprise Information Management Work for Business, 2010 Activity: Information Applications Frameworks There will be various applications, or collections of software with a function, that will come under the umbrella of EIM. Most common are applications likedata warehouse, or ...
LilianHobbs, ...PeteSmith, inOracle 10g Data Warehousing, 2005 15.1.1OLAP Applications Online Analytical Processinginvolves analysis along multiple dimensions. The most basic OLAP operations are aggregation and analysis, such as ranking (e.g., top-10 products), time-series calculations (e.g., mo...
It supports ANSI SQL syntax, including single table aggregation, sorting, filtering and multi table join, sub query, etc. It also supports complex SQL syntax such as window function and grouping sets. At the same time, users can expand system functions through UDF, UDAF. In addition, Apache ...