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The latest version of the book is P1.0, released 5 months ago. If you've bought a PDF of the book and would like to update it to this version (for free), visit your home page.

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  • Typo
  • Tech. error
  • Suggestion
  • Maybe next edition
  • Not a problem
  • Reported in: P1.0 (23-Jul-18)
PDF page: 10
Re: the table to pivot around for crosstab() in Day 2 of postgresql An explicit list of values is no longer required by crosstab() in postgresql. ...more...
  • Reported in: P1.0 (17-Apr-18)
PDF page: 17
Hi there! The dates in the table containing Fight Club, April Fool's Day, and Christmas appear to have some copy pasta. The "starts" date for Chris...more...
  • Reported in: P1.0 (17-Jun-18)
PDF page: 42
Paper page: 42
Replace cat `pg_config --sharedir`/tsearch_data/english.stop with cat `locate english.stop` pg_config is installed only if the developer st...more...
  • Reported in: P1.0 (01-Jul-18)
Paper page: 96

On page 95, party was set to "D", but on page 96 it's listed as "I".

  • Reported in: P1.0 (11-Apr-18)
Paper page: 185

The vintages on the figure are all 2007, but they should be 2015, 2010 & 2002--Jean-François "Jeff" Héon

  • Reported in: P1.0 (12-Apr-18)
PDF page: 185
On the figure, we should have a double grape_type relationship between the Prancing wolf ice wine and Riesling. One that was specified exactly on ice ...more...
  • Reported in: P1.0 (12-Apr-18)
PDF page: 186
This query returns nothing (because no friends relationships starts from Alice) MATCH (p:Person {name: "Alice"})-->(other: Person) RETURN
  • Reported in: P1.0 (07-Apr-18)
PDF page: 234

In Day 2 of DynamoDB
Section: Getting our Keys Right

ReadingId attribute is mentioned but not used in SensorData table.--sydcanem

  • Reported in: P1.0 (23-Apr-18)
PDF page: 264
Or we can retrieve all hash keys. redis> HVALS user:luc 1) "name" 2) "password" instead of redis> HKEYS user:lu...more...