Oracle Database 23ai: SQL Workshop Training in Finland is a hands-on and in-depth training designed for professionals aiming to master the fundamentals and advanced capabilities of SQL within Oracle’s latest 23c architecture. More than theory, it offers real-world data manipulation scenarios and end-to-end database practice.
You’ll benefit most if you have:
A basic understanding of data processing concepts
Familiarity with any programming language (e.g., Python, Java, C#)
No prior SQL experience required—but a technical mindset helps
This course is ideal for:
Software Developers (Backend, Full Stack, Data-Driven Roles)
Database Administrators (DBAs)
Data Analysts and Reporting Specialists
IT Professionals Reskilling into SQL
Anyone working in Oracle environments
Beginners looking to learn SQL properly
By the end of this Oracle Database 23ai: SQL Workshop Training in Finland, you will have gained knowledge and skills in the following areas:
Understand Oracle 23c database architecture and SQL’s role
Query and filter data from single and multiple tables
Use single-row and multi-row functions to customize output
Handle subqueries, joins, views, sequences, indexes, and synonyms
Perform data insertion, updates, and deletion with DML
Manage users, roles, and object-level privileges
Work with different time zones and temporal data
Write powerful, performance-tuned, and secure SQL statements
Gain readiness for real-world enterprise database environments
Architecture & Products
RDBMS concepts & terminology
SQL Development Tools & Documentation
SELECT capabilities
Arithmetic expressions & NULL
Column aliases, DESCRIBE command
WHERE clause
ORDER BY and sorting
Substitution variables & row limiting
String, number, and date functions
Customizing query output
Implicit/explicit conversions
TO_CHAR, TO_DATE, CASE, DECODE, JSON support
SUM, COUNT, AVG, MAX, MIN
Nested aggregation, grouping logic
INNER, OUTER, SELF, CARTESIAN joins
USING, ON, NATURAL JOIN syntax
Single-row & multi-row subqueries
EXISTS, NOT EXISTS, correlated subqueries
UNION, UNION ALL, INTERSECT, MINUS
Combining query results cleanly
INSERT, UPDATE, DELETE
Transactions, read consistency, locking
Creating tables & constraints
ALTER and DROP operations
Oracle system views
Querying metadata, adding comments
Automating values (SEQUENCE)
Synonyms for aliasing
Performance through indexing
View creation, modification
DML with views, dropping views
Temporary & external tables
Managing constraints and structural integrity
Using subqueries as data sources
Scalar and correlated subquery usage
Inserting, updating, deleting using subqueries
WITH CHECK OPTION, update restrictions
Object vs system privileges
Creating roles, granting/revoking access
Default values, multitable inserts
MERGE operations, Flashback, data tracking
CURRENT_TIMESTAMP, DBTIMEZONE, LOCALTIMESTAMP
Using SYSDATE, INTERVAL, and temporal queries effectively
Join our public courses in our Finland facilities. Private class trainings will be organized at the location of your preference, according to your schedule.