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Course Outline
Control user access
- User Management
- System permissions and object
- Granting
- Receiving permission
- Roles
- Using the links
Managing schema objects
- ALTER TABLE command
- Adding, modifying, and deleting columns
- Add, remove, turn off constraintów
- Create indexes
- Flashback operations
- External tables
Operations on large data sets
- MERGE command
- DML operations of podzapytaniami
- DML operations with RETURNING clause
- INSERT command multi tables
Conditional expressions
- CASE expression
- DECODE expression
Generate reports by grouping related data
- The GROUP BY clause
- The HAVING clause
- Aggregating data - ROLLUP and CUBE operators
- Identification summaries - GROUPING function
- Aggregating data - GROUPING SETS operator
Managing data in different time zones
- Time zones
- Variations TIMESTAMP
- Differences between DATE and TIMESTAMP
- Conversion operations
Advanced subqueries
- Subqueries
- Multi-column subqueries
- The subquery in the FROM clause
- Correlated subqueries
- WITH clause - re-use query blocks
Join tables
- Inequality in the WHERE clause and the FROM clause
- Semijoin
- Antijoin
The processing of hierarchical data
- The tree structure
- hierarchical Queries
- Pseudo column
- Sort data in a hierarchical query
- Useful functions
Regular expressions
- Simple and complex patterns
Requirements
Oracle SQL undergoing a course in the first part
14 Hours
Testimonials (7)
many exercises with lots of explanations and time allocated for potential questions.
Theodor - DB Global Technology SRL
Course - Oracle SQL Advanced
An engaging and friendly atmosphere, lots of exercises with gradual increasing complexity to practice theoretical concepts.
Andrei - DB Global Technology SRL
Course - Oracle SQL Advanced
Training was very interactive and the trainer was always trying to make us validate our responses and to share our way of thinking
Roxana - DB Global Technology SRL
Course - Oracle SQL Advanced
The way it was structured as well as the balance between learning, exercises and breaks in order to keep the students engaged
Ciprian - DB Global Technology SRL
Course - Oracle SQL Advanced
Exercises are entertaining and the topics were nicely introduced.
Adrian-Madalin Chirita - DB Global Technology SRL
Course - Oracle SQL Advanced
The trainer knowledge and style of explication
Vlad-Mihai Nicolae - DB Global Technology SRL
Course - Oracle SQL Advanced
There were many exercises
