The Birth of SQL & the Relational Database

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Asianometry

Asianometry

День тому

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КОМЕНТАРІ: 523
@richchinnici6182
@richchinnici6182 20 днів тому
As a much younger software engineer, I still remember this phrase I was taught regarding relational database development. The key, the whole key, and nothing but the key. So help me Codd.
@robertbutsch1802
@robertbutsch1802 19 днів тому
Also, in Codd we trust.
@jasuncionrodriguez2098
@jasuncionrodriguez2098 19 днів тому
I Love That!
@talananiyiyaya8912
@talananiyiyaya8912 19 днів тому
lame
@Bebtelovimab
@Bebtelovimab 19 днів тому
In the late 1970's, "relational" was as hot an industry buzzword as "machine learning" is now.
@tesla6422
@tesla6422 19 днів тому
@@Bebtelovimab looking forward to the noML hype of the 2060s
@testboga5991
@testboga5991 19 днів тому
Study math, fly bombers, invent the dominant database structure. What a life!
@ergosum5260
@ergosum5260 День тому
+Program differential equations for missles
@JasonJack365
@JasonJack365 19 днів тому
I once was interviewed for a senior development position with a major multinational bank with their database guru. He was the one man who knew how the bank managed all of its data. He revealed that they had just one database. It had 600 tables. There were no joins, no relationships, no structure; It was just a massive dumping ground. Trades, transactions, accounts, … everything. The goal was to take this unholy mess and redo something better, while keeping all the existing business units running without interruption. It was an Oracle database.
@honor9lite1337
@honor9lite1337 19 днів тому
Nice
@alansmith5098
@alansmith5098 19 днів тому
BlackRock 👀?
@evancourtney7746
@evancourtney7746 19 днів тому
I don't feel so bad anymore, the one I work with is approaching 1900 tables and it still keeps referential integrity, mostly.
@easydoesitismist
@easydoesitismist 18 днів тому
Lol, ever seen just one table with 3 columns: name, value, type?. Barf city.
@dameneko
@dameneko 15 днів тому
I recall working with such a DB dumping ground as a new hire at one of my previous jobs. Source data from a global company in the banking and payments space. It came with hundreds of mostly useless stored procedures and functions that were supposedly written around 2015, but contained zero proper joins in the code. My new colleagues were waiting for me to make snarky comments about it!
@jayalmeida4887
@jayalmeida4887 20 днів тому
“Codd, despite having a fishy name “ 😂 😂
@_skyyskater
@_skyyskater 19 днів тому
I came here for this comment 😂😂😂
@feraudyh
@feraudyh 19 днів тому
His worst enemies were two guys called Fisher and Hook.
@klauszinser
@klauszinser 19 днів тому
Made me smile, too. The video is well done.
@cjsveningsson
@cjsveningsson 19 днів тому
I came here to groan at that 😅
@feraudyh
@feraudyh 19 днів тому
@@cjsveningsson I love groanworthy bad puns.
@hhouse99
@hhouse99 20 днів тому
As a pre-SQL programmer, SQL was a game changer. Using SQL gave me a logical, abstract view of the data structure, significantly reduced my design and coding time, and allowed changes to the database structure without having to break code or migrate data. I used several systems on PCs like DBase and Firefox which had SQL database at their core. Also need to remember that systems back then were so constrained by CPU performance, memory storage, and disk capacity that SQL would have been too large to run on some of the early computers. Great video as always!
@vulpo
@vulpo 19 днів тому
I think you meant to say "FoxBase" or "FoxPro."
@atheistbushman
@atheistbushman 19 днів тому
@@vulpo FoxPro was derived from dBase which became popular on IBM pc's in the early 80s
@zzbeasley
@zzbeasley 19 днів тому
@@atheistbushman dBase was an awesome tool on the PC.
@Alan_UK
@Alan_UK 19 днів тому
@@zzbeasley Agreed. I first met dBase on an Osborne luggable with 5 1/4" floppy drives and no hard disk! Later used dbase on PC and I liked Superbase under DR DOS/Gem. I think Superbase used dbase for data storage with Superbase giving a GUI front end.
@honor9lite1337
@honor9lite1337 19 днів тому
Good
@douglascodes
@douglascodes 19 днів тому
SQL is so useful. And you can learn 90% of what you need in two weeks. There's a reason it's so ubiquitous.
@mx2000
@mx2000 19 днів тому
I'd argue that SQL is one of the most successful inventions of computer science, on the level of C or even more so. Nothing better has come up despite decades of attempts, and pretty much all complex datastores eventually support SQL as they grow.
@jppagetoo
@jppagetoo 19 днів тому
Humankind is generating vast amounts of data. Making sense of it all is beyond what a relational database can do well. The next step is "big data" non-relational databases. There are no keys, there is no structure to the data. The goal is to find the relations, not order them in that way. It is where we are headed. A relational database is great for what we use it for and will be used that way for a long time to come, but big data will look information a new way for a new purpose.
@chpsilva
@chpsilva 18 днів тому
"Humankind is generating vast amounts of data. Making sense of it all is beyond what a relational database can do well"... did you ask ChatGPT to write this bunch of vague and disconnected catch phrases just to oppose the OP ? What would be the practical purpose of "making sense" of all data we are producing? Make a real life Matrix ?
@tpower1912
@tpower1912 18 днів тому
​@@chpsilva Cook his ass
@jppagetoo
@jppagetoo 18 днів тому
@@chpsilva A comment section is not the place to have a deep discussion about big data. I don't see that I opposed the OP, I presented what the next generation of databases are about and where the research is going. I have spent my professional life programming SQL relational databases, I do it for a living. If you are interested in the big data concepts I am talking about do a google search. Big data is useful and yes, despite your reservations, it is something that matters.
@ash-cn2oh
@ash-cn2oh 18 днів тому
I find it remarkable that it is the only widely used non-imperative language.
@aerialcombat
@aerialcombat 19 днів тому
"Codd, despite having a fishy name, did not want this." 😂😂😂😂
@EduardoEscarez
@EduardoEscarez 20 днів тому
As a newish developer, of all videos, this was the most exciting to see when I saw the thumbnail. SQL has become one the foundational blocks of software development and even today, when all the competing NoSQL paradigms (MongoDB, Firebase, Redis, etc) have claimed a space in database management, we are coming back to SQL with new ideas thanks to PostgreSQL and SQLite related projects like Turso and libSQL. And I really like the image in 14:50 while distant in time is so relatable to my knowledge. A testament on how SQL stood the test of time and won. Really thanks Jon for this video.
@brodriguez11000
@brodriguez11000 20 днів тому
Part of Data-oriented programming.
@agranero6
@agranero6 19 днів тому
The problem is that most NoSQL databases (Mongo is fully ACID but records aren't usually normalizaed each document has all data so this doesn't mean much and so multi document transaction were only introduced in Mongo 4 mere 4 years ago) aren't fully ACID (Atomicity, Consistensy, Integrity and Durability). For things like banking transactions are a must: the money that gets out of one account must get in on another or the transaction must rollback. Unstructured or partially unstructured data are a case for NoSQL, many NoSQL databases are very simple and good in replication, but at a cost of using GUIDs as the primary key (as a surrogate key) this is not always desirable. When you get billions of records that need integrity and complex queries (Mongo performance with complex queries is abysmal) that must be done fast SQL is a must (good part of my life I passed tuning badly designed and maintained databases, and if I got a Dollar for each time I heard this can't be done faster or this can't be done in SQL I would have double what I earned).
@EduardoEscarez
@EduardoEscarez 19 днів тому
​@@agranero6 I agree with you, but my point really was that we are ending the era when NoSQL was trendy and "you have to use it to be cool" like many other bad ideas mostly in webdev (microservices for all, complex SPAs for everything, rewriting everything in the latest language, etc). Nowadays everybody is rediscovering that SQL in its many forms is a solid language with solid ideas. Even SQLite is becoming popular! 😜 For me, I'm in both sides: For small projects I'm happy with tools like Cloud Firestore, but for more complex projects nothing that good ol' SQL.
@mx2000
@mx2000 9 днів тому
@@agranero6 this, so much
@Chungus581
@Chungus581 2 дні тому
Still can’t believe they named it “mongo” lmao
@yxx_chris_xxy
@yxx_chris_xxy 20 днів тому
Database researcher and university professor here: Very good presentation as usual, though it of course ends with the state of things in the mid 1980s and a lot has happened since, not just in academia but also in industry. As early relational DMBS go, IBM's System R (which has been alluded to in the video but not named and whose DNA lives on to this day in IBM DB2) has had significantly higher impact and relevance than Ingres. Since you mentioned Boyce and Stonebraker, a number of others would have deserved mention at least as much, such as Jim Gray or Pat Selinger. Also, you added to my pain as an academic trying to attract young researchers into the field by making databases look real bland and boring (though important to business). Unfortunately, so many undergrad courses do the same. There is beautiful systems and theory research to be done, and there are interesting fundamental questions that arise here that are much cooler than anything mentioned in this video (though ultimately enabled by Codd).
@brodriguez11000
@brodriguez11000 20 днів тому
Maybe he will cover MUMPS.
@willyhillstrom7816
@willyhillstrom7816 19 днів тому
For sure, a database is way more than an Excell spreadsheet. With column based storage, data compression, and parallel processing. We get things like Google, a keyword database of the entire internet. And Twitter a database that adds records at a rate of 100's of gigabytes a second, all instantly searchable.
@Martinit0
@Martinit0 19 днів тому
Please post interesting fundamental question(s).
@yxx_chris_xxy
@yxx_chris_xxy 19 днів тому
@@Martinit0 What is your background so I can gauge my wording?
@lilylikesmarkies
@lilylikesmarkies 19 днів тому
Not the original poster but curious; a bachelor's degree in mathematics with no theoretical exposure to databases, and 6 months experience programming with SQL.
@jonpattison
@jonpattison 3 місяці тому
There are literally billions of SQL databases in this world, yet very few people knew where or how it got started until now. Thanks again, Jon.
@raylopez99
@raylopez99 20 днів тому
There are billions of ignorant people too.
@judewestburner
@judewestburner 20 днів тому
I'd use the word 'care'.
@michaelmoorrees3585
@michaelmoorrees3585 20 днів тому
At least now I know how SQL got its pronunciation ! Can't wait for the sequel ! 😊 ... and how Larry Ellison got his dirty mitts on things
@RonJohn63
@RonJohn63 20 днів тому
_Lots_ of people know where and how SQL got started. They just had to graduate college before the rise of Java. Heck, I've still got a Relational Databases textbook in a box somewhere.
@mercster
@mercster 19 днів тому
Yeah if only knowledge were stored somewhere other than UKposts... WAIT A MINUTE! 🤦‍♂
@controlfreak1963
@controlfreak1963 20 днів тому
Moral of the story: Concepts are great for awards but actual working code/products can make you rich.
@Bestmann3n
@Bestmann3n 19 днів тому
it's the moral of the story if your ideology revolves around the idea of making money.
@fauxhound5061
@fauxhound5061 18 днів тому
​@@Bestmann3nlet me guess, you're a socialist and think " money bad! Me no like! >:("
@controlfreak1963
@controlfreak1963 7 днів тому
@@Bestmann3n The moral still works if you just want awards.
@256byteram
@256byteram 20 днів тому
I had the privilege of digitising some Betamax tapes from the Australian Computer Society many years ago from the 10th Australian Computer Conference held in 1983. Chris Date, a relational database expert, gave a presentation on one of these tapes and made many claims about what the future would be for databases. "Like it or not, SQL is going to become a very important language. It might become an actual standard, and it almost certainly will become a de facto standard." The full speech is here ukposts.info/have/v-deo/jp5_lpqbjIOLsn0.html
@gus473
@gus473 20 днів тому
Awesome find! Thanks! 😎✌️
@MePeterNicholls
@MePeterNicholls 19 днів тому
Thanks. (You needed a time base corrector inline with the signal)
@256byteram
@256byteram 19 днів тому
@@MePeterNicholls I used one, a Key West Big Voodoo. It doesn't handle dropouts in the vertical blanking very well. The tapes were very degraded unfortunately.
@MePeterNicholls
@MePeterNicholls 19 днів тому
@@256byteram ah 👍🏼 find one these days is hard enough too tbh
@video99couk
@video99couk 19 днів тому
@@MePeterNicholls The biggest problem were dropouts. A digital timebase corrector used with a domestic video recorder is not going to help with that. Sure they can on studio machines like Umatic, Betacam, MII etc., but domestic machines lack the required RF output signal. However it might be that the particular player could have usefully had the DOC (dropout compensator) sensitivity adjusted, I recently showed that with a Beta machine on UKposts.
@Mateus01234
@Mateus01234 20 днів тому
Being a DBA student, it's interesting to see where all modern concepts began.
@kondybas
@kondybas 19 днів тому
Do professors tell you that physical structure of the RDBMS is as important as logical structure? As a contractor DBA I make much more money from physical structure issues than from logical ones.
@JimAllen-Persona
@JimAllen-Persona 11 днів тому
@@kondybasAgreed to a point. Usually, the logical design isn’t that bad. My big problem is middleware… stuck threads, garbage collection, multi-threaded architecture and lack of commits.
@nezbrun872
@nezbrun872 20 днів тому
Really enjoyed that, but then I do have a 35 year SQL career behind me. Furthermore, almost all of it was new to me despite my extended immersion. I have to be honest, when I hear Codd's name, I usually switch off: it's usually in relation to Codd's Rules, academic rules of thumb that in practice are nothing more than common sense and second nature in this line of work. I watched a video on them that I happened to stumble across a few months ago, and yes, it is all common sense codified into a set of rules. So I congratulate you in managing to do a 20 minute video on SQL without ever referring to Codd's Rules!
@k9man163
@k9man163 19 днів тому
for our management information systems program in university we barely do the SQL behind these academic concepts and it's really dumb, I am currently building a .NET interface for a access database just so I can practically learn this stuff.
@JohnGotts
@JohnGotts 18 днів тому
I've been using SQL since September 1999. Database programmer has never been my formal title, but I have been one for 25 years this fall, in addition to my main programming job that's normally identified by the other programming language. It's been SQL the whole time, but the other language has gone from C to Perl to PHP to Java over the decades. What makes SQL different from other programming languages is that it's used by far more than just programmers. I've seen programmers write horrible SQL and non-programmers write terrific SQL. If you can wrap your mind around set calculus you'll become very good at SQL, and you don't need to be a programmer at all. Either way, practice helps. I was only what I would consider good at SQL after 15 years and I'm now fairly proficient at SQL such that I can jump right into any database get going.
@jangelbrich7056
@jangelbrich7056 19 днів тому
I like how You dig out filthy details: "Deliverability, Redundancy and Consistency of Relations stored in Large Data Banks" with the exact date on it +++
@FrickFrack
@FrickFrack 16 днів тому
I knew Charlie Bachman and can confirm he was a stand up guy. Kind, patient, a good teacher and a good boss. I worked for him for a few years when he was promoting his entity-relationship model which was more abstract than the Hierarchical (IMS), CODASYL (IDMS) and Relational (DB2) models and was useful for porting and reverse engineering.
@alexlefevre3555
@alexlefevre3555 19 днів тому
I work in a social work/SUD treatment agency, and we somewhat recently began working with a company that helped us get backend data out of the cloud database. I haven't worked with SQL since college... The last few months have been a blast, and believe you me, I've been able to flex comp sci skills in a very not comp sci industry haha.
@arnswine
@arnswine 19 днів тому
Gotta say I wish my dad was still around to appreciate this channel. As a historian and library scientist with most of his career transpiring before the internet explosion, he didn't really get to witness much refinement of video content. The variety and scope of the stories shared through Asianometry are just plain great... (Although I'm sure he would've griped about lack of formal reference summaries to back up details.)
@tom23rd
@tom23rd 20 днів тому
I have to profess my love of this channel and your content. I don't know how I was lured into this channel at first, I'm not Asian, and I'm just a mere MSP technician who grew up in the 80s and 90s. But you always seem to hit the right note, and Sunday nights haven't been the same since. You're doing it right, sir. 🤩 I eat these videos up, and wanted to say "thanks".
@thinkingcitizen
@thinkingcitizen 19 днів тому
its only called Asianometry because there's a focus on Chinese, Taiwanese, Japanese, Indian technology sector! the channel is not actually about asian culture lol
@Old_Jack_Ketch
@Old_Jack_Ketch 19 днів тому
It’s oddly addictive for reasons I can’t figure out. I usually set the videos to my ‘watch later’ list for when I’m driving my daily commute.
@jfv65
@jfv65 19 днів тому
​@@Old_Jack_Ketchi agree. It is probably because the topics in the video's are not ancient history and still have relevance to this day. But even if you started studying or working in ICT you might have never heard of many contextual details in these vids but when you hear or see them you can often instantly relate them to personal experiences (at least i can) and that's entertaining. Greetings from ASML-city!
@tom23rd
@tom23rd 19 днів тому
@@thinkingcitizen I get that. I meant in terms of the initial draw for me, what made me pick this content, based solely on the name of the channel - It speaks to how genuinely interesting the selection of topics are. 😉
@rayoflight62
@rayoflight62 19 днів тому
Hello Jon, In my opinion, this is one of your best video. As a side hustle to my job, I've been writing in SQL for more than a decade. I'd read about how it come to be, but the story you tell is at another level. Thank you Anthony
@bennettbullock9690
@bennettbullock9690 5 днів тому
I remember learning SQL in the early 2000's and dutifully memorizing that it was the unification of relational algebra and relational calculus. The fact that almost nobody would even bother to learn that today attests to how useful and intuitive SQL really is. The key was, I think, that they modeled it after regular English and the implicit set-theoretic operations in natural language - "select birthday from people where ...""
@Nick-hx1uz
@Nick-hx1uz 20 днів тому
Your videos are so important. Documenting and popularising the foundational building blocks of our modern world.
@adam872
@adam872 20 днів тому
Agreed, this channel is a gold mine of technology history
@mercster
@mercster 19 днів тому
Information exists outside of youtube, ya know. Pretending youtube is some super-special, locked down knowledge store that will never go away and is vital to maintaining a record of history... come on now. 😏
@broadestsmiler
@broadestsmiler 19 днів тому
​@@mercster Asianometry helps spread this information to a wider audience without them actively searching for it. Almost every person watching this video had it recommended to them via the UKposts home page or through another recommendation method on the site. There are other sources for this information, but this video is a good way of pushing out that knowledge to a large number of people who would have not previously considered or cared about the topics discussed on the channel. Best regards.
@mercster
@mercster 19 днів тому
@@broadestsmiler I'm not taking anything at all away from Asionometry, whose videos I very much enjoy. What I'm getting at is, when you lavishly heap praise in an overly-enthusiastic, hyperbolic manner that doesn't really accurately reflect reality, you diminish the genuine value.
@jfv65
@jfv65 19 днів тому
​@@mercsterNot everybody has the time to delve into historical documents. I see this channel as a low-treshhold gateway into the early history of the computer industry. Not overly theoretical yet very informative.
@nekomakhea9440
@nekomakhea9440 19 днів тому
10 IQ: "S-Q-L" 100 IQ: "Sequel" 1,000 IQ: "Squeal" 10,000 IQ: "Squirrel"
@futureworldhealing
@futureworldhealing 19 днів тому
underrated
@nicholasrobins2835
@nicholasrobins2835 17 днів тому
S-Q-L (originally SEQUEL) had to change its name to S-Q-L due to an existing language called SEQUEL and subsequent trademark dispute. I try my best to use S-Q-L on Monday, Wednesday, Friday, SEQUEL other days, and "Squirrel" when I have had too much to drink.
@Stadtpark90
@Stadtpark90 14 днів тому
squirrel 😂 - I can laugh about that joke without an IQ of 10000. - I didn’t have to come up with it, I only needed to understand. Edit: on the other hand: it seems a bit unfair, as squirrels (allegedly) sometimes forget where they stored all of their seeds for the winter, thus enabling unintended growth of trees… (- „trees“ ?😂) Edit 2: maybe the 10000 wasn’t in the decimal system, but binary 😂
@matneu27
@matneu27 13 днів тому
Wonder what DB model squirrels use to find their hidden hazelnuts again 😉
@KarlHamilton
@KarlHamilton 20 днів тому
Larry Ellison has entered the chat
@chpsilva
@chpsilva 18 днів тому
One Rich A**hole Called Larry Ellison
@46I37
@46I37 6 днів тому
One Rich As.... Called Larry Ellison
@t0rg3
@t0rg3 19 днів тому
5:40 in CS, the “top” of the tree is its root, not the canopy as you depict it.
@knoxduder
@knoxduder 20 днів тому
I look forward to your productions. You’ve found your stride! You are on an excellent video production roll!
@geneballay9590
@geneballay9590 18 днів тому
Interesting, informative and well done, on a subject that I worked with for a number of years, but had not idea of 'the rest of the story'. Thank you for all the work and then sharing.
@eriche9297
@eriche9297 19 днів тому
Great video as always! I would love future videos on more modern SQL since the 1980s -> e.g. the breakout of OLAP vs. OLTP databases, SQL in the cloud, Presto, etc.
@kevanschwitzer8585
@kevanschwitzer8585 13 днів тому
Fantastic video. Subscribed! Your content has a wonderful niche that needs filling!
@JoseLopez-hp5oo
@JoseLopez-hp5oo 19 днів тому
Big thumbs up and thank you , databases often overlooked are the backbone of most system design. One of the first high school jobs was digitizing the music collection the national radio station into a DBase IV system. I then used my database programming superpowers to make a movie rental database back in the days when stores rented VHS tapes using Novell Netware and Btrieve. A lot of money to be made from database design in the 1980/1990s! It was the HTML of the era.
@benjamin3044
@benjamin3044 19 днів тому
I'm in the "Esss Que El" camp. Good to know Asianometry is the "See quell" camp.
@Martinit0
@Martinit0 19 днів тому
Jon missed another opportunity to cement his brand by mispronouncing industry terms.
@craigfdavis
@craigfdavis 4 дні тому
Writing SQL is an incredibly therapeutic, zen experience. I cannot properly express the joys of having an end goal of what data you want to have rolled up and the fun, challenging path of writing SQL to get you there. I changed fields, in a way, and no longer get to use SQL. I miss working with it all the time!
@Dan-hw9iu
@Dan-hw9iu 20 днів тому
Phenomenal video. The inoculation to being overwhelmed by a technology is to follow the simple ideas and history that built its complexity. You have a remarkable talent for leading audiences along those journeys. I hope that you'll take us on similar tours of these omnipresent, yet terrifying, tools that power our world. In the meantime, avoid dying of a brain aneurysm. Because evidently that's something I get to worry about now.
@dr.fidelius2905
@dr.fidelius2905 17 днів тому
I appreciate the label ‘vicious’ applied to Oracle as that is how they were described by Michael Stonebraker and colleagues, developers of Ingres, Postgres, etc. In the 1990s. Oracle would do whatever it took to get the business. (I worked as a programmer in the CS Division at UC Berkeley in the 1990s)
@microbe_rz31
@microbe_rz31 14 днів тому
Thank you for the clarification regarding Ingres. For personal reasons, I've been doing research on this subject off and on for years. But do you see what happens? A slight error, and history is re-writren: "Ingress (or Ingress Prime) is an augmented reality (AR) mobile game developed and published by Niantic for Android and iOS devices." Or "Jean-Auguste-Dominique Ingres 29 August 1780 - 14 January 1867) was a French Neoclassical painter. "
@P-B-G_YT
@P-B-G_YT 19 днів тому
15:06 Nice shot of the Air North Hawker Siddeley from Whitehorse, Yukon. My home town.
@subliminalvibes
@subliminalvibes 20 днів тому
One could say that SQL was an _injection_ the industry needed? Hahaha. I'll get my coat.
@raylopez99
@raylopez99 20 днів тому
I can RELATE to that. WHERE did you learn such corny jokes?
@EduardoEscarez
@EduardoEscarez 20 днів тому
When you get your coat just remember to don't DROP it on the TABLE.
@vasyan123
@vasyan123 20 днів тому
It definitely made a _statement_ no one was _prepared_ for.
@johnarnold893
@johnarnold893 20 днів тому
@@raylopez99 🤣🤣
@AdamBrusselback
@AdamBrusselback 20 днів тому
I'd rather SELECT someone else to make jokes...
@bobdear5160
@bobdear5160 19 днів тому
I worked on databases on IBM mainframes. IMS was described as hierarchical, Total was a network database (you had two levels). I then came across early DB2 using Structured Query Language and of cause Codd’s relational database principles. I did a bit if work on Oracle and quite a lot using UDB (the djstributed version of DB2 for middle tier rather than mainframe systems. Interesting to see how other software sellers went about implementing Codd’s rules.
@CliveBagley
@CliveBagley 19 днів тому
That was a great one. Thanks and well done.
@vulpo
@vulpo 19 днів тому
Let's give a little credit also to Chris Date who somehow managed to document Codd's work in a form that mere mortals could understand.
@maheshkanojiya4858
@maheshkanojiya4858 19 днів тому
What a great video, thanks a lot for making ❤
@beebo33
@beebo33 20 днів тому
I've been needing a good overview on databases! You always put out videos addressing things I'm interested in :) Wait a minute... show us the database you use to predict our viewing desires!!!
@ImHereFindMe
@ImHereFindMe 19 днів тому
No mention of C.J. Date, Codd's most fervent acolyte?
@BurleyBoar
@BurleyBoar 20 днів тому
Later on in my life I am finding a lack of great videos that bridge the human gap between the great ideas we need to learn and how and there they came from. It's so easy to give up because everything comes down some arbitrary decisions than are then later generalized and that's what wins out. I am one of those people who needs that back story to calm down the "Why this way??" questions in my head with out mastering something enough to know why. Not much point to this for others. Just engaging the algorithm with something more than "Thanks for another good video. I enjoyed it."
@mcarrusa
@mcarrusa 13 днів тому
Great video! Thanks for producing it.
@ReturnToHopeCove
@ReturnToHopeCove 16 днів тому
My manager met Charlie Bachman in the 90s. I used to use his tool also called Bachman to write DDL and create DB2 tables. Video brought back memories.
@byeproduct
@byeproduct 17 днів тому
I've finally found the video to share how I'm feeling. I've loved using Prefect. Your videos are the vvibes!!
@RoySATX
@RoySATX 19 днів тому
My second cat, the last offspring of my first dilute Calico whose litter came while I was learning relational databases, was named SQL. A damned good cat, indeed.
@henkondemand
@henkondemand 18 днів тому
May he rest in peace
@NepTunez-ff9bp
@NepTunez-ff9bp 19 днів тому
Great video. I love Asianometry's style of presentation.
@agranero6
@agranero6 19 днів тому
We usually prefer the term tree instead of network to avoid confusion with a computer network and because network is a wider concept (equivalent to a graph): networks don't have to be in tree form, they can for instance be semi-lattices for instance. Trees are good for seaching as we can traverse with simple algorithms and find a key in logarithmic time, if the tree is well balanced, and we can balance them for efficiency. In general graphs this can't be done. In your video you confuse related tables with trees: the trees in databases are assembled inside the indexes to the keys in the database. The relationship between tables doesn't need to be in the form of a tree and it usually is not.
@jimirving3235
@jimirving3235 18 днів тому
I interviewed with Oracle and three other Bay Area companies before moving there in 1981. Oracle was my second choice. It was a prototypical startup - but at the time, of course, it looked like a young and untested outfit. What might have been… (I had plenty of time and read E. F. Codd's papers at the not-so-busy consulting firm I signed with instead, and got heavily into databases later.)
@HT-zx8dn
@HT-zx8dn 18 днів тому
I worked as a SW developer for 30 years. I started with IMS, IDMS then DB2. DB2 relational DB is the best for design, development and serving the business.
@metarus208
@metarus208 20 днів тому
this was very much needed ... thanks
@user-to4rb8ne6z
@user-to4rb8ne6z 15 днів тому
Wow! Glad I subscribed your channel!!
@Hortifox_the_gardener
@Hortifox_the_gardener 19 днів тому
Okay this was the first time for me there wasn't a fascinating video hidden behind a boring title. That is just me tho. Still watched it. Keep up the great work ❤
@PeterCockerell
@PeterCockerell 14 днів тому
Excellent, as always! The second word in Hawker Siddeley is usually pronounced as two syllables, sid-ley. Source: I was an avid 10-year-old aicraft spotter in London in 1972 when RDMS was getting going, and the HS Trident was my favourite airliner. (Though it started life as the de Havilland Trident.)
@jbflores01
@jbflores01 18 днів тому
Absolutely amazing story! Another very informative and well researched video!
@glimpsee7941
@glimpsee7941 19 днів тому
Oh this is my absolutely favorite topic, tech history. This was such a good video.
@honprarules
@honprarules 18 днів тому
Please never stop making videos!!!
@jfv65
@jfv65 19 днів тому
I started my professional career in GIS in the early 2000's I realise how critically essential relational db's are for applications like GIS. (table joins , primary key, etc for doing thematical maps and spatial analysis) Thnx for this great video! Because this kind of historical context was never part of the curriculum we had to study.
@paVlo711
@paVlo711 16 днів тому
great video man, shoutout to those legends
@k9man163
@k9man163 19 днів тому
i am about to graduate with my buisness degree in Management Information Systems and im so excited! Im currently staring at a 3nf normalized ERD for a travel company. Its kind of like micromanagement games like openttd, you gotta make sure all your little guys are transporting what you need to each other.
@chuckcornelius194
@chuckcornelius194 11 днів тому
i had a professor in the early 80's who was a disciple of Ted Codd. he was always spending class time relating personal anecdotes about Codd instead of the class material. according to my Prof, IBM was not happy with Codd's research since they thought what he was doing was going to conflict with IMS and could cut into the profits IBM was making from it. my Prof respected that Codd was able to persist in spite of the corporate discouragement, and eventually created the System R project, which turned into DB2.
@johnmiller4859
@johnmiller4859 17 днів тому
Excellent video. I didn't know any of this and I've been writing SQL code since the late 90s- nothing too complex. Most of it involved pulling data from process control historians, doing some calculations and writing it to html files so operators and accountants could have real time access to inventories without having expensive process control client software. I find myself wishing the windows file system had SQL abilities on an almost daily basis.
@bendafyddgillard
@bendafyddgillard 15 днів тому
SQL is a useful combination of general, comprehensible, and powerful. I have been using it for more than 20 years but hardly ever think about either its history or its theoretical basis. Sometimes tasks are surprisingly easy or annoyingly hard to do with SQL, but I don't often think about why. When it does something I didn't expect, I can understand in retrospect why it did it and it's always my fault. I appreciate its quiet effectiveness, a good tool. Thank you for this introduction to its early history and what came before (which I'm grateful I'm not dealing with). I'm reading the Codd (1970) paper now, which is older than I am.
@AC-jk8wq
@AC-jk8wq 20 днів тому
That was a quick one Jon!
@BrySmi
@BrySmi 13 днів тому
While working on the Allen Brain Atlas I got to work a bit with Jim Gray ... I best remember talking over beer about both technology, sailing, and comparing Seattle to the Bay Area.
@A54729
@A54729 20 днів тому
Im a BTA major and have spent a lot of time doing SQL labs. This video was amazing.
@vulpo
@vulpo 19 днів тому
This was great. I hope you will follow up with the saga of the database wars of the late 1980s and early 1990s between Oracle, Ingres, Sybase, Postgres, and MS SQL Server.
@mrrolandlawrence
@mrrolandlawrence 18 днів тому
wow hearing about Codd! jeeeze that takes me back to the 80s when i was a simple college student & my computer sciences teacher was telling me all about this interesting language. he was of course an ALGOL 68 man & me a humble assembler / dbase III guy.
@connclissmann6514
@connclissmann6514 20 днів тому
Many thanks again. I look forward to a sequel on the easel SQL products and how it later became so widespread. Fingers crossed.
@FANBOY41
@FANBOY41 19 днів тому
Great Video! You're ability to redraw the history of software and it's engineers is extraordinary! More of software history!
@rafaelgadret
@rafaelgadret 19 днів тому
I love all your videos. But the your computer history videos are above all else. Please, do more computer history videos!
@brianpederson2105
@brianpederson2105 10 днів тому
SQL just goes on and on and shows no sign of being superceded. I'm convinced that Data is still using it on the Enterprise...
@KurtisRader
@KurtisRader 19 днів тому
When I entered college in the fall of 1979 I was hired by its Educational Computing Service department which did contract programming for the university and government agencies. At the time CODASYL network databases were the most likely type a programmer would encounter and an absolute pain in the ass to deal with. Not because they were hard to navigate but because it was exceedingly difficult (read: expensive) to change the schema. I still have a copy of "An Introduction to Database Systems" by C. J. Date on my bookshelf from 1981 when relational databases were still controversial but it was clear to me would quickly become the standard.
@jrbergsten
@jrbergsten 19 днів тому
One hopes you do a video on IBM’s Query by Example and System R and how a salesman and programmer from Amdahl managed to start Oracle. Or not.
@donrider1390
@donrider1390 20 днів тому
Excellent and enyoyable report on a dry but important issue. Thank you
@JanVP1
@JanVP1 19 днів тому
When I started in '97, Rapid Application Development was hot. Since those tools often used key-value pair "databases", I avoided SQL altogether. I dabbled in Clipper (dBase III) and VBA for office automation/workflows but eventually used Lotus Notes/Domino for 10+ years (distributed storage model for LAN and/or offline use, replication for minimizing network traffic, support for rich text and attachments, shared-nothing servers so you could cluster a VAX with a mainframe with a Solaris, PKI easily integrated in custom apps, ...)
@skypickle29
@skypickle29 16 днів тому
Codd looks like Dirac. And the controversy between Bachman and Codd reminds me of Einstein and Bohr vis a vis quantum mechanics
@LawerenceSchweitz
@LawerenceSchweitz 20 днів тому
Great video about SQL! Enjoyed it a lot.
@willsander6178
@willsander6178 20 днів тому
Awesome video topic!
@brodriguez11000
@brodriguez11000 20 днів тому
Maybe WinFS with the relational model applied to file systems.
@jordanhildebrandt3705
@jordanhildebrandt3705 16 днів тому
Jon, have you ever considered packaging all your videos as a structured "history of computing" course? Or multiple courses (history of semiconductor manufacturing, history of hardware, history of software, etc)? I bet home-schoolers and others would be happy to pay for access to an experience that is more ordered and structured, like a miniature college-level history course. I think I'd pay for that. In any case, thanks for the videos. They're fantastic.
@Bluelagoonstudios
@Bluelagoonstudios 12 днів тому
You forgot to mention the predecessor from SQL (that I learned), it was dbase IV, and it had already SQL implemented in it. I programmed a lot in dbase III and IV mostly for bookkeeping purposes. At that time, this was very powerful, but I quit programming when I was conscripted for the army. After my 3 years duty, I lost interest, unfortunately. But SQL isn't much different from the other products. And later in my Carrère working in BPCS I used my knowledge to create my own query's and forms to extract data out of the mass database. My boss didn't know much about databases and programming or making forms on that level. Enjoyed my work very much. Making things a lot more efficient. I remember saying to him, everything is there, you just have to know how to extract things that are relevant for you and the team. But I left the job because it became boring and other opportunity's that were better paid.
@johanngambolputty5351
@johanngambolputty5351 6 днів тому
I've left databases and network/web related things until last in my CS journey, still not really had cause to dive into them yet, file system hierarchies, or just one long json/bson/hashmap have been fine for my purposes so far, but I have seen bits of SQL here and there, and have been diving into bevy/entity component systems recently and have just realized how similar they are... in some ways the same philosophical hierarchical vs relational debate seems to somewhat be re-emerging in game design, in terms of how to structure dynamic interacting entities in graphics/simulation, scene trees vs entity component tables.
@AndreZingerGonzalez
@AndreZingerGonzalez 19 днів тому
Great job with the "despite having a fishy name" joke. I laughed 😂. Great video!
@100brsta
@100brsta 19 днів тому
I have never heard or learned about how SQL works, but this type of stuctures are what I use for chemometric data analysis. It just feels an extremely intuitive way to organise data to be able to easily look up the relations of variable Perhaps it is so becuase I don’t know what used to be the limitations of computers back in the day.
@thyagarajesh184
@thyagarajesh184 17 днів тому
Excellent content. Thank you.
@judewestburner
@judewestburner 20 днів тому
I would love a video on Visual Basic. I have a belief that VB is awesomely important both for applications running today especially in business but also for being one of the first examples of a minimal learning curve way to create applications really cheaply, especially in contrast to next with objective c
@kyriosity-at-github
@kyriosity-at-github 19 днів тому
Basic: "We let dumb folks program."
@MultiMojo
@MultiMojo 18 днів тому
I miss Visual Basic 😭
@rustycherkas8229
@rustycherkas8229 17 днів тому
It may be "elitist", but... While conquering C, decades ago, I couldn't get past the literal meaning of the name of my first language: BASIC The name stands for "Beginner's All-purpose Symbolic Instruction Code". Can't remain only a "Beginner" forever. Can't imagine life without a pointer... Pointless existence... 🙂
@ByTheRiverHelge
@ByTheRiverHelge 14 днів тому
​@@kyriosity-at-github Yep, there's a reason no killer apps were ever written in BASIC.
@judewestburner
@judewestburner 13 днів тому
@@rustycherkas8229 I know personally of at least three (maybe four but hazy memory) companies selling applications built using VB in active development to this day which started life as one-man bands. People may scoff at that language and look down on their work because of it, and those one-man band folk will be crying into their champagne tonight in their private south of france villas.
@knoxduder
@knoxduder 19 днів тому
While I can’t claim to really fully understand SQL, I learned a lot about it (for me) spending countless hours building a huge MS Access project, from scratch. I got to take several peaks behind the curtain so to speak. I like database . Neat!
@brucereynolds7009
@brucereynolds7009 14 днів тому
For the IBM Series/1, before SQL, there was QBE (Query By Example), I believe on both the EDX and RPS platforms.
@chopper3lw
@chopper3lw 19 днів тому
Nice vid. BTW Trees are traversed from the root(trunk) to the leaves, not from the leaves to the trunk (usually)
@gonzoz1
@gonzoz1 20 днів тому
E F Codd's ideas area a bit more subtle than just applying to databases. They also apply to any type of software, where you should just update the software in one location.
@treebardgenealogysoftware2577
@treebardgenealogysoftware2577 16 днів тому
This is a great video. I recently wrote a satirical critique of genealogy software's GEDCOM tool which was created in 1984 and is still being used to transfer data among different genealogy software applications. My thesis was that if GEDCOM had been created a few years later, it would have been a SQL database instead of the hierarchical nesting of asymmetrical inconsistencies that it is. Unfortunately, hierarchical structure is what was tried first and GEDCOM still hobbles genealogy data transfer in 2024 while the rest of the world has adopted RDBMS decades ago.
@brago.gameplays
@brago.gameplays 20 днів тому
Nice movie! Excited to see the SQL.
@kewpietonkatsu
@kewpietonkatsu 19 днів тому
great video! you should try to interview King Larry!
@TonyGlynn58
@TonyGlynn58 20 днів тому
ROTFL - a vicious new competitor! Can't wait for the next instalment Jon.
@nicejungle
@nicejungle 10 днів тому
Bachman was a visionary, Cood a bookkeeper. As I'm currently learning neo4j, it seems obvious that graph databases as Bachman envisioned is the way for modern software and modern data representations.
@MT-ur5dp
@MT-ur5dp 19 днів тому
ADQL is a SQL language for astronomy research and I did use it often for my research as a citizen scientist. I co-discovered several brown dwarfs with the help of ADQL. Was really easy to learn because the ESA Gaia archive had example queries.
@hg2.
@hg2. 10 днів тому
Fantastic! I was in the programming business (struggling with IMS) when "Sequel" was just becoming available. ... Phew. "The rest is (Oracle) history."
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