kxirog Profile Banner
Kostas Xirogiannopoulos Profile
Kostas Xirogiannopoulos

@kxirog

Followers
162
Following
2K
Media
314
Statuses
6K

Research Scientist @ Meta. Databases and Data Management

Menlo Park, CA
Joined January 2010
Don't wanna be here? Send us removal request.
@rotationalio
Rotational Labs
2 years
🔍Seeking a fresh approach to #MLOps ? Join @RebeccaBilbro & @bbengfort for MLOps101: A Fresh Approach to Managing Models with Event Streams 🌊📊. Explore the power of event streams for #data storage, reproducibility & reliability. Register now! #LevelUp
0
5
7
@gradesnda
GRADES-NDA Workshop at ACM SIGMOD/PODS '25
3 years
The proceedings of the GRADES-NDA workshop at @SIGMODConf are available on the @ACMDL now: https://t.co/Mt1ifXoGN0
dl.acm.org
0
6
9
@peterabcz
Peter Boncz
3 years
@cwi_da is working on graph support in @duckdb with the new Property Graph Query (PGQ) syntax in SQL:2023. In my keynote for https://t.co/Dwzm2zU9Zp there is a concise description of this project and of the new SQL/PGQ language (slides with speaker notes):
docs.google.com
SQL/PGQ a systems perspective Peter Boncz CWI + VU (currently on sabbatical @ MotherDuck) My name is Peter Boncz and I am a researcher in database architecture. I work at CWI, which is the national...
0
7
15
@andy_pavlo
Andy Pavlo (@andypavlo.bsky.social)
3 years
I forgot to mention that we discussed in class how this tweet is yet another example of someone foretelling the inevitable death of SQL and the relational model. My man should ask the CODASYL, ER, semantic, OO, XML, and NoSQL DB proponents how their same predictions worked out...
@jobergum
Jo Kristian Bergum
3 years
Tensor and vector databases will replace most legacy databases in this decade. A disruption fueled by natural language interfaces and deep neural representations. In other words: Natural query languages (NQL) replace the lstructured query language (SQL).
7
26
244
@matei_zaharia
Matei Zaharia
3 years
Data query languages as shoes, a 🧵. SQL: comfortable, highly supported, a bit bulky. https://t.co/LZC9lz9lSg
5
14
107
@0xgaut
gaut
3 years
the last standing Twitter engineer when Elon asks him to change the icon to a Doge
122
2K
25K
@AIatMeta
AI at Meta
3 years
Today we're releasing the Segment Anything Model (SAM) — a step toward the first foundation model for image segmentation. SAM is capable of one-click segmentation of any object from any photo or video + zero-shot transfer to other segmentation tasks ➡️ https://t.co/qYUoePrWVi
127
2K
7K
@kxirog
Kostas Xirogiannopoulos
3 years
Check out our new paper on the current state of our presto deployment at Meta -- apart from scalability and latency, we also talk about how we enable ML feature engineering, as well as graph querying on top of presto!
@prestodb
Presto
3 years
In this paper, we discuss several successful evolutions that have improved @prestodb latency as well as scalability in production at @Meta (ACM Special Interest Group on Management of Data)
0
0
1
@SIGMODConf
ACM SIGMOD/PODS
3 years
🔥🔥🔥 Excited to share that the first keynote speaker of #SIGMOD2023 will be Don Chamberlin (co-inventor of #SQL). In his keynote on "49 years of Queries", Don will be sharing stories from the early days of relational #DBMS technology. Register now! https://t.co/lhYJibEeLJ
0
15
46
@BStulberg
Brad Stulberg
3 years
Let's address three topics that are trending in the so-called health, wellness, and performance space: 1) Cold plunges 2) Eliminating coffee 3) Cutting out alcohol As always, no hype or motivated reasoning. Just the facts. Buckle up:
44
155
1K
@dickerdness
ceej
6 years
Tiny shedding gecko looks like he’s wearing a tiny gecko costume
620
41K
223K
@MKBHD
Marques Brownlee
6 years
Alright, it's true. I have an extra pair of these AirPods Pro to give away. Just RT and you're in. Will pick a winner in 24 hours. Good luck!
6K
206K
91K
@kxirog
Kostas Xirogiannopoulos
6 years
These slides by @definekuujo on getting started with @ApacheCalcite are super useful (especially the last 10 slides that show how you put everything together). https://t.co/65UT0sGLO7
0
0
1
@johnpdickerson
John P Dickerson
6 years
This morning: 1) On the sidewalk, hit from behind by a (rented) Bird scooter driven by somebody texting. 2) The very next block, watched a (rented) Revel electric scooter pull an illegal u-turn and run into a parked car, fall over. This is not the dystopian future I expected.
2
4
22
@daniel_abadi
Daniel Abadi
7 years
New post on my blog when I discuss correctness/time-travel anomalies in serializable database systems.
3
61
196
@scikit_yb
scikit-yb
7 years
@PyDataMiami @NumFOCUS @DistrictDataLab come see Dr. Rebecca Bilbro’s @RebeccaBilbro talk on #Yellowbrick and #textanalytics https://t.co/Q9APjASz2X tomorrow at 2:15p.m. in the main room. See you there #hottopic 🔥
1
8
11
@RebeccaBilbro
RebeccaBilbro
7 years
Hello Miami! Come see @bbengfort of @pingthingsIO speak about visual diagnostics for machine learning at #PyDataMiami2019! #numfocus @scikit_yb
1
8
12
@kxirog
Kostas Xirogiannopoulos
7 years
Here's a really helpful guide to writing and reading data in @ApacheArrow format written by Animesh Trivedi. https://t.co/hzxSn2L9Ki
0
0
0