Tag: Oracle

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Moving Data Faster

(Arup Nanda) Lora, the DBA at Acme Bank, is at the center of attention in a high-profile meeting of the bank’s top management team. The objective is to identify ways of enabling end users to slice and dice the data in the company’s main data warehouse. At the meeting, one idea presented is to create

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A Cure for Madness

(C.J. Date) I wrote this short note in response to a paper titled Subquery Madness, in which the author, Jonathan Gennick, raises a question about subqueries in SQL and their implementation in Oracle. The following is an edited version of his question. We’re given a table called SUBTEST with t

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Controlling Mythological Code

(Steven Feuerstein) Don’t use the XYZ feature; there was a problem back in version n.n.” “Always use explicit cursors; doing so is the most efficient way to fetch a single row of data.” “Avoid packages; they use too much memory.” I bet you’ve heard one variation or another of such statements

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Linux Kernel Exploitation

(Noel Davis) Welcome to Security Alerts, an overview of recent Unix and open source security advisories. In this column, we look at problems in the Linux kernel, Oracle Database Server, Oracle Application Server, DB2 Universal Database, vpopmail, MIT Kerberos 5, cfengine, CDE libDtHelp, Anonymous CV

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DBA Call to Action: Get up and GO

(James Koopmann) I am often questioned about how I became a DBA and the road I traveled. This can be a very valid question because there are many DBA-want-to-bees that just do not know where to start. In the early years, many positions just fell into my lap, as there was a boom in the industry. This