Wednesday, September 17, 2014

PGObject Cookbook Part 2.1: Serialization and Deserialization of Numeric Fields

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Preface This article demonstrates the simplest cases regarding autoserialization and deserialization to the database of objects in PGObje...
Monday, September 15, 2014

PGObject Cookbook Part 1: Introduction

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Preface I have decided to put together a PGObject Cookbook, showing the power of this framework.  If anyone is interested in porting the ...
5 comments:
Sunday, September 14, 2014

LedgerSMB 1.4.0 Released

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15 September 2014, London . The LedgerSMB project - all-volunteer developers and contributors - today announced LedgerSMB 1.4.0. Based on...
Thursday, September 11, 2014

Math and SQL Part 6: The Problem with NULLs

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This will be the final installment on Math and SQL and will cover the problem with NULLs.  NULL handling is probably the most poorly thought...
13 comments:
Tuesday, August 19, 2014

Math and SQL Part 5: Projection and Selection

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The SELECT statement is the workhorse of SQL.  Updates and inserts are necessary, but selects are where the power is.  One of the significan...
Thursday, August 14, 2014

Math and SQL part 4: Basic Data Types. Sets, Tuples, and Bags

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A reasonable understanding of the relational model requires understanding the basic data types which make it up, both in the idealized model...
2 comments:
Monday, August 11, 2014

Math and SQL part 3: MVCC, Immutability, and Functional Programming

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While first normal form is pretty much restricted to relational operations, this piece is more general.  It looks at the basic promise of fu...
2 comments: