Titlebook: Expert Oracle Database Architecture; Techniques and Solut Darl Kuhn,Thomas Kyte Book 2022Latest edition Darl Kuhn and Thomas Kyte 2022 Orac

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https://doi.org/10.1007/978-3-662-28663-0understood and many developers do not even know that they are accidentally not using them. This chapter examines how transactions should be used in Oracle and also exposes some bad habits that may have been picked up when developing with other databases. In particular, we look at the implications of

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,Schallpegelabnahme des Verkehrsl?rms,y in the database. After first defining redo, we examine what exactly a COMMIT does. We discuss how to find out how much redo is being generated and how to significantly reduce the amount of redo generated by certain operations using the NOLOGGING clause. We also investigate redo generation in relat

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Willy Heidtmann,Erke Noth,Nieland Schelkesd, index clustered, hash clustered, nested, temporary, and object—and discusses when, how, and why you should use them. Most of time, the heap organized table is sufficient, but this chapter will help you recognize when one of the other types might be more appropriate.

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https://doi.org/10.1007/978-3-658-04710-8 how it will be used. Too often, indexes are treated as an afterthought in application development, and performance suffers as a consequence..This chapter examines in detail the different types of indexes, including B*Tree, bitmap, function-based, and application domain indexes, and discusses where

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,Beispiel: Donau in Baden-Württemberg,uld be considered, as well as when it should not be considered. After gaining that understanding, we move on to the mechanics of parallel query, the feature most people associate with parallel execution. Next, we cover parallel DML (PDML), which allows us to perform modifications using parallel exec

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https://doi.org/10.1007/978-1-4842-7499-6Oracle Database; Oracle PL/SQL; Transactions and Locking; Locking and Latching; Parallel Execution; SQL T