SQL - Advanced

http://pan.baidu.com/s/1i3yc9b3 密码: g3y4

SQL - AdvancedSize: 894MB | Duration: 3h 36m | Video: AVC (.mp4) 1278x720 30fps | Audio: AAC 44.1KHz 2chGenre: eLearning | Level: Advanced | Language: English
Lead yourself into the next step of enhancing your SQL skillsSenior SQL Developers are in high demand and demand 100k+ salary in the IT industry.If we have to advance in our career and earn a good salary, we need these Advanced SQL skills. So let's take the next step of learning these advanced concepts of Oracle SQL.Learning these advanced SQL concepts would position you better in your working environment.
What will we learn?Students will learn the art of breaking a big SQL statement into small pieces and rebuild it again. Create Materialized views to replicate data across servers and improve performance. Partition the tables for better management and performance optimization. Students will learn to use Analytic SQL to aggregate, analyze and report, and model data. Students will learn to interpret the concept of a hierarchical query, create a tree-structured report, format hierarchical data, and exclude branches from the tree structure. Students also learn to use regular expressions and subexpressions to search for, match, and replace strings. Group and aggregate data using the ROLLUP and CUBE operators.