SQL Outline Eğitimi
Bu eğitimde katılımcılar Türkiye’de ve dünyada en çok kullanılan veritabanı sistemlerinden olan SQL üzerinde sorgulama ve geliştirme konularını içermektedir. Katılımcıların SQL Server üzerinde sorgulama yapmayı ve temel araç kullanımını öğretmeyi hedefler.
SQL Outline Eğitimi (5 Gün)
Ön Koşul
Bu eğitimi almak için herhangi bir ön koşul gerekmemektedir.
Kimler İçin
Bu eğitim, Microsoft SQL Server üzerinde Query yazmak, geliştirme yapmak, raporlar hazırlamak ve yüksek performanslı veritabanları tasarlamak isteyen kişiler için uygundur.
Eğitim İçeriği
Introduction
- Overview of Oracle Database 12c and related products
- Overview of relational database management concepts and terminologies
- Introduction to SQL and its development environments
- The HR schema and the tables used in this course
- Oracle Database documentation and additional resources
Retrieve Data using the SQL SELECT Statement
- List the capabilities of SQL SELECT statements
- Generate a report of data from the output of a basic SELECT statement
- Use arithmetic expressions and NULL values in the SELECT statement
- Invoke Column aliases
- Concatenation operator, literal character strings, alternative quote operator, and the DISTINCT keyword
- Display the table structure using the DESCRIBE command
Restricted and Sorted Data
- Write queries with a WHERE clause to limit the output retrieved
- Describe the comparison operators and logical operators
- Describe the rules of precedence for comparison and logical operators
- Usage of character string literals in the WHERE clause
- Write queries with an ORDER BY clause
- Sort the output in descending and ascending order
- Substitution Variables
Usage of Single-Row Functions to Customize Output
- List the differences between single row and multiple row functions
- Manipulate strings using character functions
- Manipulate numbers with the ROUND, TRUNC, and MOD functions
- Perform arithmetic with date data
- Manipulate dates with the DATE functions
Conversion Functions and Conditional Expressions
- Describe implicit and explicit data type conversion
- Describe the TO_CHAR, TO_NUMBER, and TO_DATE conversion functions
- Nesting multiple functions
- Apply the NVL, NULLIF, and COALESCE functions to data
- Usage of conditional IF THEN ELSE logic in a SELECT statement
Aggregated Data Using the Group Functions
- Usage of the aggregation functions in SELECT statements to produce meaningful reports
- Describe the AVG, SUM, MIN, and MAX function
- How to handle Null Values in a group function?
- Divide the data in groups by using the GROUP BY clause
- Exclude groups of date by using the HAVING clause
Display Data From Multiple Tables
- Write SELECT statements to access data from more than one table
- Join Tables Using SQL:1999 Syntax
- View data that does not meet a join condition by using outer joins
- Join a table to itself by using a self join
- Create Cross Joins
Usage of Subqueries to Solve Queries
- Use a Subquery to Solve a Problem
- Single-Row Subqueries
- Group Functions in a Subquery
- Multiple-Row Subqueries
- Use the ANY and ALL Operator in Multiple-Row Subqueries
- Use the EXISTS Operator
SET Operators
- Describe the SET operators
- Use a SET operator to combine multiple queries into a single query
- Describe the UNION, UNION ALL, INTERSECT, and MINUS Operators
- Use the ORDER BY Clause in Set Operations
- How to alter a table?
- How to drop a table?