Speed up the execution of important database queries by making good choices about which indexes
to create. Choose correct index types for different scenarios. Avoid indexing pitfalls that can
actually have indexes hurting performance rather than helping. Maintain indexes so as to
provide consistent and predictable query response over the lifetime of an application. Expert
Oracle Indexing and Access Paths is about the one database structure at the heart of almost all
performance concerns: the index. Database system performance is one of the top concerns in
information technology today. Administrators struggle to keep up with the explosion of access
and activity driven by the proliferation of computing into everything from phones to tablets to
PCs in our increasingly connected world. At the heart of any good-performing database lies a
sound indexing strategy that makes appropriate use of indexing and especially of the
vendor-specific indexing features onoffer. Few databases fully exploit the wealth of data
access mechanisms provided by Oracle. Expert Oracle Indexing and Access Paths helps by bringing
together information on indexing and how to use it into one blissfully short volume that you
can read quickly and have at your fingertips for reference. Learn the different types of
indexes available and when each is best applied. Recognize when queries aren't using indexes as
you intend. Manage your indexing for maximum performance. Confidently use the In Memory column
store feature as an alternate access path to improve performance. Let Expert Indexing in Oracle
Database 12c be your guide to deep mastery of the most fundamental performance optimization
structure in Oracle Database. Explains how indexes help performance and sometimes hinder it
too Demystifies the various index choices so that you can chose rightly Describes the database
administration chores associated with indexes Demonstrates the use of the In Memory column
store as an alternate access path to the data What You Will Learn Create an overall indexing
strategy to guide your decisions Choose the correct indexing mechanisms for your applications
Manage and maintain indices to avoid degradation and preserve efficiency Take better advantage
of underused index types such as index-organized tables Choose the appropriate columns to index
with confidence Blend partitioning and materialized views into your indexing strategy Who This
Book Is For All levels of database administrators and application developers who are struggling
with the database performance and scalability challenge. Any database administrator involved
with indexing which is any database administrator period will appreciate the wealth ofadvice
packed into this gem of a book.
