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Andrew Wolfe

29 years experience developing software, main specialties database(Oracle) and information security.

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  • Massachusetts
  • blog.schemaczar.com
  • Member for 8 years, 4 months
  • 71 profile views
  • Last seen Jun 30 at 22:31

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8 What and How is the ID antipattern? Oct 9 '14
6 Why is this second query more expensive than the first? Jul 13 '14
5 If a DW fact table is not uniquely identified by all dimensions, what problems? Mar 18 '18
4 How make convincing case to DBA to use Oracle external tables for 500 MB to 5 GB files? Jul 3 '13
4 Oracle : Is there a way to grant the ability to run a job to a role? Aug 2 '14
3 Postgres Performance Over Group by with MAX and MIN Oct 9 '14
3 Are there tips for writing Oracle DDL Triggers for auditing? Or should I just use AUDIT? Jun 5 '13
2 postgresql replace table without losing dependancies Oct 16 '14
1 How can I prevent having inconsistent data under isolation level serializable in Oracle SQL? Aug 5 '14
1 PostgreSQL surrogate keys: use sequence/bigint or OID? Feb 1 '16
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