que es sql y nosql? cuales son sus diferencias y cuando deberías utilizarlos
HolaMundo
12 min, 48 sec
The video explains the differences between SQL and NoSQL databases, their advantages, and when to use each type.
Summary
- The history of SQL is discussed, including its development at IBM and adoption by companies like Oracle.
- SQL databases use tables with rows and columns and allow for data to be easily written when modeled correctly.
- NoSQL databases, existing since the 1960s, offer greater scalability and flexibility for certain types of applications.
- NoSQL is ideal for read-heavy applications, while SQL is better for write-heavy scenarios.
- The video covers the ACID properties of transactions in databases and shares Amazon's transition from SQL to NoSQL.
Chapter 1
![Introducing the comparison between SQL and NoSQL databases and what to expect in the video.](https://www.videogist.co/rails/active_storage/representations/redirect/eyJfcmFpbHMiOnsiZGF0YSI6ODM4OTcsInB1ciI6ImJsb2JfaWQifX0=--4f4f974008a1d1883e5899a9d697358bf15c89b7/eyJfcmFpbHMiOnsiZGF0YSI6eyJmb3JtYXQiOiJqcGciLCJyZXNpemVfdG9fbGltaXQiOls3MjAsbnVsbF19LCJwdXIiOiJ2YXJpYXRpb24ifX0=--c9426325207613fdd890ee7713353fad711030c7/4865_8.jpg)
Introducing the comparison between SQL and NoSQL databases and what to expect in the video.
- The video begins with a greeting and a preview of the content, comparing SQL and NoSQL databases.
- The advantages of each database type and appropriate situations for their use are mentioned.
![Introducing the comparison between SQL and NoSQL databases and what to expect in the video.](https://www.videogist.co/rails/active_storage/representations/redirect/eyJfcmFpbHMiOnsiZGF0YSI6ODM4OTcsInB1ciI6ImJsb2JfaWQifX0=--4f4f974008a1d1883e5899a9d697358bf15c89b7/eyJfcmFpbHMiOnsiZGF0YSI6eyJmb3JtYXQiOiJqcGciLCJyZXNpemVfdG9fbGltaXQiOls3MjAsbnVsbF19LCJwdXIiOiJ2YXJpYXRpb24ifX0=--c9426325207613fdd890ee7713353fad711030c7/4865_8.jpg)
Chapter 2
![Exploration of SQL's origins and its early development.](https://www.videogist.co/rails/active_storage/representations/redirect/eyJfcmFpbHMiOnsiZGF0YSI6ODM4OTksInB1ciI6ImJsb2JfaWQifX0=--5fdb734d6da627d8b5ecfbe063df943a798252f6/eyJfcmFpbHMiOnsiZGF0YSI6eyJmb3JtYXQiOiJqcGciLCJyZXNpemVfdG9fbGltaXQiOls3MjAsbnVsbF19LCJwdXIiOiJ2YXJpYXRpb24ifX0=--c9426325207613fdd890ee7713353fad711030c7/4865_48.jpg)
Exploration of SQL's origins and its early development.
- SQL was developed at IBM by Donald Chamberlin and Raymond Boyce after studying the relational model of Edgar Codd.
- IBM initially used SQL with clients but didn't commercialize database engines until much later.
- Oracle, originally called Relational Software, quickly adopted SQL and created products around it.
![Exploration of SQL's origins and its early development.](https://www.videogist.co/rails/active_storage/representations/redirect/eyJfcmFpbHMiOnsiZGF0YSI6ODM4OTksInB1ciI6ImJsb2JfaWQifX0=--5fdb734d6da627d8b5ecfbe063df943a798252f6/eyJfcmFpbHMiOnsiZGF0YSI6eyJmb3JtYXQiOiJqcGciLCJyZXNpemVfdG9fbGltaXQiOls3MjAsbnVsbF19LCJwdXIiOiJ2YXJpYXRpb24ifX0=--c9426325207613fdd890ee7713353fad711030c7/4865_48.jpg)
Chapter 3
![Overview of SQL database structure, syntax, and advantages for data storage and retrieval.](https://www.videogist.co/rails/active_storage/representations/redirect/eyJfcmFpbHMiOnsiZGF0YSI6ODM5MDEsInB1ciI6ImJsb2JfaWQifX0=--304b24fc39b687d5225eb4b101dbe58aeea2f36d/eyJfcmFpbHMiOnsiZGF0YSI6eyJmb3JtYXQiOiJqcGciLCJyZXNpemVfdG9fbGltaXQiOls3MjAsbnVsbF19LCJwdXIiOiJ2YXJpYXRpb24ifX0=--c9426325207613fdd890ee7713353fad711030c7/4865_113.jpg)
Overview of SQL database structure, syntax, and advantages for data storage and retrieval.
- SQL databases store data in spreadsheet-like tables with rows and columns, using primary keys for relationships.
- The syntax of SQL allows developers to join data from different tables efficiently.
- Writing data in SQL is fast when tables are modeled in third normal form, but reading joined data can be slower.
![Overview of SQL database structure, syntax, and advantages for data storage and retrieval.](https://www.videogist.co/rails/active_storage/representations/redirect/eyJfcmFpbHMiOnsiZGF0YSI6ODM5MDEsInB1ciI6ImJsb2JfaWQifX0=--304b24fc39b687d5225eb4b101dbe58aeea2f36d/eyJfcmFpbHMiOnsiZGF0YSI6eyJmb3JtYXQiOiJqcGciLCJyZXNpemVfdG9fbGltaXQiOls3MjAsbnVsbF19LCJwdXIiOiJ2YXJpYXRpb24ifX0=--c9426325207613fdd890ee7713353fad711030c7/4865_113.jpg)
Chapter 4
![Diving into the characteristics of NoSQL databases and their historical context.](https://www.videogist.co/rails/active_storage/representations/redirect/eyJfcmFpbHMiOnsiZGF0YSI6ODM5MDMsInB1ciI6ImJsb2JfaWQifX0=--63c1409104c4992266bc46c00291c09c063ec497/eyJfcmFpbHMiOnsiZGF0YSI6eyJmb3JtYXQiOiJqcGciLCJyZXNpemVfdG9fbGltaXQiOls3MjAsbnVsbF19LCJwdXIiOiJ2YXJpYXRpb24ifX0=--c9426325207613fdd890ee7713353fad711030c7/4865_184.jpg)
Diving into the characteristics of NoSQL databases and their historical context.
- NoSQL, standing for 'Not Only SQL' or 'Not SQL', emerged as a term in the late 2000s.
- The first use of NoSQL was in 1998 by Carlo Strozzi for a relational database that did not use SQL.
- NoSQL databases have been around since the 1960s but gained popularity in the 21st century.
![Diving into the characteristics of NoSQL databases and their historical context.](https://www.videogist.co/rails/active_storage/representations/redirect/eyJfcmFpbHMiOnsiZGF0YSI6ODM5MDMsInB1ciI6ImJsb2JfaWQifX0=--63c1409104c4992266bc46c00291c09c063ec497/eyJfcmFpbHMiOnsiZGF0YSI6eyJmb3JtYXQiOiJqcGciLCJyZXNpemVfdG9fbGltaXQiOls3MjAsbnVsbF19LCJwdXIiOiJ2YXJpYXRpb24ifX0=--c9426325207613fdd890ee7713353fad711030c7/4865_184.jpg)
Chapter 5
![Explaining how NoSQL databases handle data and the responsibilities placed on developers.](https://www.videogist.co/rails/active_storage/representations/redirect/eyJfcmFpbHMiOnsiZGF0YSI6ODM5MDUsInB1ciI6ImJsb2JfaWQifX0=--33303f8aff0a7e20f934f78ab63777acc654b81f/eyJfcmFpbHMiOnsiZGF0YSI6eyJmb3JtYXQiOiJqcGciLCJyZXNpemVfdG9fbGltaXQiOls3MjAsbnVsbF19LCJwdXIiOiJ2YXJpYXRpb24ifX0=--c9426325207613fdd890ee7713353fad711030c7/4865_236.jpg)
Explaining how NoSQL databases handle data and the responsibilities placed on developers.
- NoSQL databases do not have fixed relations, making data joining the responsibility of the developer.
- Developers must retrieve and combine data from various collections through code.
![Explaining how NoSQL databases handle data and the responsibilities placed on developers.](https://www.videogist.co/rails/active_storage/representations/redirect/eyJfcmFpbHMiOnsiZGF0YSI6ODM5MDUsInB1ciI6ImJsb2JfaWQifX0=--33303f8aff0a7e20f934f78ab63777acc654b81f/eyJfcmFpbHMiOnsiZGF0YSI6eyJmb3JtYXQiOiJqcGciLCJyZXNpemVfdG9fbGltaXQiOls3MjAsbnVsbF19LCJwdXIiOiJ2YXJpYXRpb24ifX0=--c9426325207613fdd890ee7713353fad711030c7/4865_236.jpg)
Chapter 6
![Comparing NoSQL's scalability and flexibility to traditional SQL databases.](https://www.videogist.co/rails/active_storage/representations/redirect/eyJfcmFpbHMiOnsiZGF0YSI6ODM5MDcsInB1ciI6ImJsb2JfaWQifX0=--20b89097cd836d4bddbc346cc3bf4e3633b92068/eyJfcmFpbHMiOnsiZGF0YSI6eyJmb3JtYXQiOiJqcGciLCJyZXNpemVfdG9fbGltaXQiOls3MjAsbnVsbF19LCJwdXIiOiJ2YXJpYXRpb24ifX0=--c9426325207613fdd890ee7713353fad711030c7/4865_286.jpg)
Comparing NoSQL's scalability and flexibility to traditional SQL databases.
- NoSQL databases can scale horizontally by adding more servers, which is often more cost-effective.
- They generally do not have fixed schemas, allowing easier updates to data structures and nested data within collections.
![Comparing NoSQL's scalability and flexibility to traditional SQL databases.](https://www.videogist.co/rails/active_storage/representations/redirect/eyJfcmFpbHMiOnsiZGF0YSI6ODM5MDcsInB1ciI6ImJsb2JfaWQifX0=--20b89097cd836d4bddbc346cc3bf4e3633b92068/eyJfcmFpbHMiOnsiZGF0YSI6eyJmb3JtYXQiOiJqcGciLCJyZXNpemVfdG9fbGltaXQiOls3MjAsbnVsbF19LCJwdXIiOiJ2YXJpYXRpb24ifX0=--c9426325207613fdd890ee7713353fad711030c7/4865_286.jpg)
Chapter 7
![Discussing how to model data in NoSQL databases compared to SQL databases.](https://www.videogist.co/rails/active_storage/representations/redirect/eyJfcmFpbHMiOnsiZGF0YSI6ODM5MDksInB1ciI6ImJsb2JfaWQifX0=--60b3481f17c2bd3bbb0971939b25a5aa91658da5/eyJfcmFpbHMiOnsiZGF0YSI6eyJmb3JtYXQiOiJqcGciLCJyZXNpemVfdG9fbGltaXQiOls3MjAsbnVsbF19LCJwdXIiOiJ2YXJpYXRpb24ifX0=--c9426325207613fdd890ee7713353fad711030c7/4865_387.jpg)
Discussing how to model data in NoSQL databases compared to SQL databases.
- NoSQL databases are modeled based on the views of an application, making data retrieval for specific views faster.
- SQL databases are efficient for writing data within the same table but slower for reading from multiple tables.
![Discussing how to model data in NoSQL databases compared to SQL databases.](https://www.videogist.co/rails/active_storage/representations/redirect/eyJfcmFpbHMiOnsiZGF0YSI6ODM5MDksInB1ciI6ImJsb2JfaWQifX0=--60b3481f17c2bd3bbb0971939b25a5aa91658da5/eyJfcmFpbHMiOnsiZGF0YSI6eyJmb3JtYXQiOiJqcGciLCJyZXNpemVfdG9fbGltaXQiOls3MjAsbnVsbF19LCJwdXIiOiJ2YXJpYXRpb24ifX0=--c9426325207613fdd890ee7713353fad711030c7/4865_387.jpg)
Chapter 8
![Elaborating on the ACID properties of transactions in databases.](https://www.videogist.co/rails/active_storage/representations/redirect/eyJfcmFpbHMiOnsiZGF0YSI6ODM5MTEsInB1ciI6ImJsb2JfaWQifX0=--d7c09ca2b3c20dfbb7bcdc332417eef79b190dc1/eyJfcmFpbHMiOnsiZGF0YSI6eyJmb3JtYXQiOiJqcGciLCJyZXNpemVfdG9fbGltaXQiOls3MjAsbnVsbF19LCJwdXIiOiJ2YXJpYXRpb24ifX0=--c9426325207613fdd890ee7713353fad711030c7/4865_508.jpg)
Elaborating on the ACID properties of transactions in databases.
- ACID stands for Atomicity, Consistency, Isolation, and Durability, ensuring reliable transaction processing.
- Both SQL and NoSQL databases support transactions with these properties.
![Elaborating on the ACID properties of transactions in databases.](https://www.videogist.co/rails/active_storage/representations/redirect/eyJfcmFpbHMiOnsiZGF0YSI6ODM5MTEsInB1ciI6ImJsb2JfaWQifX0=--d7c09ca2b3c20dfbb7bcdc332417eef79b190dc1/eyJfcmFpbHMiOnsiZGF0YSI6eyJmb3JtYXQiOiJqcGciLCJyZXNpemVfdG9fbGltaXQiOls3MjAsbnVsbF19LCJwdXIiOiJ2YXJpYXRpb24ifX0=--c9426325207613fdd890ee7713353fad711030c7/4865_508.jpg)
Chapter 9
![Sharing the story of how Amazon shifted from a SQL to a NoSQL database model.](https://www.videogist.co/rails/active_storage/representations/redirect/eyJfcmFpbHMiOnsiZGF0YSI6ODM5MTMsInB1ciI6ImJsb2JfaWQifX0=--67658fd916760c3d21090c683fc9d746eeaacca6/eyJfcmFpbHMiOnsiZGF0YSI6eyJmb3JtYXQiOiJqcGciLCJyZXNpemVfdG9fbGltaXQiOls3MjAsbnVsbF19LCJwdXIiOiJ2YXJpYXRpb24ifX0=--c9426325207613fdd890ee7713353fad711030c7/4865_645.jpg)
Sharing the story of how Amazon shifted from a SQL to a NoSQL database model.
- Amazon switched to NoSQL to improve performance and user experience, especially in their shopping cart system.
- The Dynamo paper influenced the design of highly available databases, prioritizing availability over immediate consistency.
![Sharing the story of how Amazon shifted from a SQL to a NoSQL database model.](https://www.videogist.co/rails/active_storage/representations/redirect/eyJfcmFpbHMiOnsiZGF0YSI6ODM5MTMsInB1ciI6ImJsb2JfaWQifX0=--67658fd916760c3d21090c683fc9d746eeaacca6/eyJfcmFpbHMiOnsiZGF0YSI6eyJmb3JtYXQiOiJqcGciLCJyZXNpemVfdG9fbGltaXQiOls3MjAsbnVsbF19LCJwdXIiOiJ2YXJpYXRpb24ifX0=--c9426325207613fdd890ee7713353fad711030c7/4865_645.jpg)
Chapter 10
![Wrapping up the video and inviting the audience to engage with the content.](https://www.videogist.co/rails/active_storage/representations/redirect/eyJfcmFpbHMiOnsiZGF0YSI6ODM5MTUsInB1ciI6ImJsb2JfaWQifX0=--65508d8ca063aa4409e1806b692946f9466ef257/eyJfcmFpbHMiOnsiZGF0YSI6eyJmb3JtYXQiOiJqcGciLCJyZXNpemVfdG9fbGltaXQiOls3MjAsbnVsbF19LCJwdXIiOiJ2YXJpYXRpb24ifX0=--c9426325207613fdd890ee7713353fad711030c7/4865_737.jpg)
Wrapping up the video and inviting the audience to engage with the content.
- The presenter concludes the video, asking for likes and subscriptions, and encourages comments and course sign-ups.
- Anecdotes and stories are used to make the content relatable and engaging.
![Wrapping up the video and inviting the audience to engage with the content.](https://www.videogist.co/rails/active_storage/representations/redirect/eyJfcmFpbHMiOnsiZGF0YSI6ODM5MTUsInB1ciI6ImJsb2JfaWQifX0=--65508d8ca063aa4409e1806b692946f9466ef257/eyJfcmFpbHMiOnsiZGF0YSI6eyJmb3JtYXQiOiJqcGciLCJyZXNpemVfdG9fbGltaXQiOls3MjAsbnVsbF19LCJwdXIiOiJ2YXJpYXRpb24ifX0=--c9426325207613fdd890ee7713353fad711030c7/4865_737.jpg)
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