SQL Pocket Guide
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Produs:Nou, Ofer garanție, Cu factură
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Numar articol:187722382
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Disponibilitate:Indisponibil
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Preț:105,00 Lei
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Anuntul a expirat la:22.12.2020, 14:14
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Specificatii
If you're a programmer or database administrator who uses SQL in
your day-to-day work, this popular pocket guide is the ideal
on-the-job reference. You'll find many examples that address the
language's complexity, along with key aspects of SQL used in IBM
DB2 Release 9.7, MySQL 5.1, Oracle Database 11g Release 2,
PostgreSQL 9.0, and Microsoft SQL Server 2008 Release 2.SQL Pocket
Guide describes how these database systems implement SQL syntax for
querying, managing transactions, and making changes to data. It
also shows how the systems use SQL functions, regular expression
syntax, and type conversion functions and formats.All example SQL
statements in this book execute against a set of tables, with data
that you can quickly download. The third edition covers important
database changes, including: Oracle's support of the recursive WITH
syntax, and addition of PIVOT and UNPIVOT operatorsFunctions new to
Oracle, such as LISTAGG, NTH_VALUE, and morePostgreSQL's support of
recursive WITH and some window functionsDB2 syntax and datatypes,
some compatible with OracleMySQL features such as the TIMESTAMP
type and the TO_SECONDS function
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