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74 results
Welcome to the first practical session in my Oracle DBA learning journey! In this tutorial, we'll set up our Oracle DBA lab ...
1 view
2h ago
Oracle Database 26ai new feature | Empty String on NULL for JSON Generation Explained In this video, you will learn about ...
95 views
6h ago
What actually happens inside an Oracle Database when you INSERT, UPDATE, DELETE, ROLLBACK or execute DDL? Oracle ...
44 views
16h ago
Put new data into a table. In this advanced-level lesson, "INSERT: Adding Rows", you type real queries, see the real results on ...
23h ago
Our channel covers a diverse range of topics including Oracle Database architecture, installation, database upgrades, ...
71 views
7h ago
Design tables that protect your data. In this advanced-level lesson, "CREATE TABLE and Constraints", you type real queries, see ...
0 views
0
ORA-06512 isn't the error. It's the trail the real error leaves as it climbs your PL/SQL call stack. In about 4 minutes, watch Oracle ...
4 views
17h ago
Spot repeated rows and clean them up. In this intermediate-level lesson, "Find and Remove Duplicates", you type real queries, ...
1d ago
Think of SCN (System Change Number) like a ruler marking positions in Oracle's database history. As transactions, DML, and ...
45 views
All changes succeed, or none do. In this advanced-level lesson, "Transactions: COMMIT and ROLLBACK", you type real queries, ...
Save a query under a name. In this advanced-level lesson, "Views", you type real queries, see the real results on screen, and ...
Oracle APEX Developers - Oracle Database Administrators (DBAs) - Oracle APEX Consultants - Enterprise application support ...
49 views
20h ago
The classics, answered with queries. In this advanced-level lesson, "Interview Questions Part 1", you type real queries, see the ...
Read the message, find the cause, fix it. In this advanced-level lesson, "Common Errors and How to Fix Them", you type real ...
2 views
Group dates into periods. In this intermediate-level lesson, "Reporting by Month and Quarter", you type real queries, see the real ...
Build the answer one step at a time. In this advanced-level lesson, "Chaining CTEs", you type real queries, see the real results on ...
Stack the results of two queries. In this intermediate-level lesson, "UNION and UNION ALL", you type real queries, see the real ...
The typical value, beyond the average. In this advanced-level lesson, "Median and Percentiles", you type real queries, see the ...
Name a query, then use it. In this advanced-level lesson, "CTEs: The WITH Clause", you type real queries, see the real results on ...
