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    Collation Challenges

    Sorting it Out

    Background: "libc" is commonly used as a shorthand for the "standard C library", a library of standard functions that can be used by all C programs. glibc is the GNU C Library implementation, which is used on all major Linux distributions (e.g. AL, RHEL, Debian/Ubuntu, SuSE). The glibc library, libc.so, provides most of the foundational C routines such as open, read, write, malloc, printf, and ...

    @ Seattle 2024

    Nov 7 2024

    Essentials

    How Green Was My Valley

    Advanced Spatial Analytics

    Increasingly today, collected data includes a spatial component. PostgreSQL + PostGIS, combined with R via PL/R, provides an awesome tool-chain for advanced spatial analytics on such data! This presentation will introduce the audience to PL/R, discuss the pros and cons of this approach to spatial data analysis, then walk through examples of spatial analysis using PostgreSQL, PostGIS, and PL/R.

    @ PGConf US 2017 [PgConf.US]

    Mar 31 2017

    Development

    Intro to PostgreSQL

    a jumpstart to up and running

    A crash course to get you up and running with PostgreSQL. We will cover:

    • Installation
      • initialization
      • startup
      • session managment
    • Basic configuration
      • postgresql.conf
      • pg_hba.conf
    • psql use/hints
    • SQL syntax and quoting
    • Data types

    @ PGConf US 2017 [PgConf.US]
    Operations

    PostgreSQL 9.5 has a new feature called Row Level Security (RLS). Using RLS, a PostgreSQL extension called sepgsql (somewhat modified), and Security Enhanced Linux (SELinux) configured properly, it is possible to create a Multi-level Security database. This talk will describe how it can be done, including: Overview/Use-case Solution Components * RLS * SELinux * sepgsql Configuration and Setup *...

    @ PGConf US 2016 [PgConf.US]
    Development

    One of the key strengths of PostgreSQL is its extensability, and at the core of that are functions. In PostgreSQL functions can be used as an end in-and-of themselves, or they can be used to allow the creation of other custom SQL objects such as operators and aggregates. This presentation will enlighten the audience on the vast array of capabilities embodied in PostgreSQL functions, and illustr...

    @ PGConf US 2015 [PgConf.US]
    Developer

    PL/R is a PostgreSQL extension that allows the use of R from within PostgreSQL for advanced analytics in a simple, efficient, and controlled manner. It has been available and actively maintained since January 2003. PL/R works with all supported versions of PostgreSQL, and all recent versions of R. It is used by thousands of people worldwide. Recent trends in big data favor bringing the analytic...

    @ PGConf NYC 2014 [PgConf.US]
    Developer