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Merge (SQL)
Known as:
Merge
, Merge sql
, UPSERT
A relational database management system uses SQL MERGE (also called upsert) statements to INSERT new records or UPDATE existing records depending on…
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18 relations
Actian Vector in Hadoop
Apache Derby
Apache Phoenix
CUBRID
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2018
2018
Putting It All Together: A Sample Data Migration
David Masri
Developing Data Migrations and Integrations with…
2018
Corpus ID: 133976758
Great! Let’s do it! In this chapter I put you in my shoes and walk you step-by-step through the data migration component of a…
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2018
2018
Introduction to Kudu
Butch Quinto
2018
Corpus ID: 64715694
Kudu is an Apache-licensed open source columnar storage engine built for the Apache Hadoop platform. It supports fast sequential…
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2004
2004
Matching SAS ® Data Sets with PROC SQL: If at First You Don't Succeed, Match, Match Again
Imelda C. Go
2004
Corpus ID: 64383970
Two data sets are often matched by using the MERGE and BY statements in a DATA step. If records between the two data sets did not…
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2000
2000
Table Lookup via Direct Addressing: Key-Indexing, Bitmapping, Hashing
Paul M. Dorfman
2000
Corpus ID: 9711880
In SAS data processing, searching is one of the most frequent operations. Base SAS offers a rich collection of built-in…
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