Leigh Riffel

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Oracle Database Administrator

Oracle Certified Professional (OCP)
Oracle Database SQL Certified Expert

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341 Answers

newest activity votes
67
Why is Database Administration so hard?
18
How could DBAs be more 'programmer friendly'?
15
What is the difference between Oracle's VARCHAR and VARCHAR2 datatypes?
13
Reason to not use nullable number in Oracle?
13
How should I best name my timestamp fields?
13
How do indices impact query performance?
12
Recovering logical space from a tablespace
12
Should date formats be specified in SQL statements?
11
A database trigger is an alternative for?
11
Where can I find example databases for MySQL, SQL Server and Oracle?
11
Difference between GROUP BY B,A and GROUP BY COALESCE(B,A)
11
What are the benefits of packages over standalone procedures and functions?
10
How Long Would Take to Upgrade an 1T Oracle DB from 10g to 11g?
10
What exactly is a database engine?
10
Running a database without constraints
10
How do you approach refactoring an ugly procedure/query?
10
Peculiar Oracle outer join syntax case
9
How to permanently delete a row in oracle forever
9
How do I Create Tablespace in Oracle 11g?
9
What is “SAP on Oracle”
9
Is polling the only way for updating app's data from a database?
9
Is there any difference between Rem and — comments for SQL*Plus?
9
What is the difference between sys and system accounts in Oracle databases?
8
Tombstone Table vs Deleted Flag in database syncronization & soft-delete scenarios
8
unknown SET option beginning “oracle_sid…”
8
Why can't we specify group functions in Oracle in the where clause?
8
How do long columns impact performance and disk usage?
8
Alternatives to an INSERT Trigger
8
What does 'nls' in nls_date_format stand for?
7
Why are constraints applied in the database rather than the code?
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