From b171347f739b2ada7960ad50bcba47e898d890d2 Mon Sep 17 00:00:00 2001 From: David Luevano Alvarado Date: Fri, 4 Jun 2021 23:50:58 -0600 Subject: reflect changes on updated pyssg using jinja templates --- blog/dst/a/sql_video_notes.html | 35 +++++++++++++++++++---------------- 1 file changed, 19 insertions(+), 16 deletions(-) (limited to 'blog/dst/a/sql_video_notes.html') diff --git a/blog/dst/a/sql_video_notes.html b/blog/dst/a/sql_video_notes.html index 1ef739c..ae5c5c3 100644 --- a/blog/dst/a/sql_video_notes.html +++ b/blog/dst/a/sql_video_notes.html @@ -1,10 +1,10 @@ - + - SQL tutorial video notes -- Luévano's Blog + SQL tutorial video notes -- Luévano's Blog @@ -64,8 +64,9 @@
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SQL tutorial video notes

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I was requested to make summaries of videos about SQL, these are the notes (mostly this is a transcription of what I found useful). The videos in question are: SQL Tutorial - Full Database Course for Beginners, MySQL Tutorial for Beginners [Full Course] and Advanced SQL course | SQL tutorial advanced. Also, some notes were taken from w3schools.com’s SQL Tutorial and MySQL 8.0 Reference Manual.

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SQL tutorial video notes

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I was requested to make summaries of videos about SQL, these are the notes (mostly this is a transcription of what I found useful). The videos in question are: SQL Tutorial - Full Database Course for Beginners, MySQL Tutorial for Beginners [Full Course] and Advanced SQL course | SQL tutorial advanced. Also, some notes were taken from w3schools.com’s SQL Tutorial and MySQL 8.0 Reference Manual.

What is a database (DB)?

Any collection of related information, such as a phone book, a shopping list, Facebook’s user base, etc.. It can be stored in different ways: on paper, on a computer, in your mind, etc..

Database Management Systems (DBMS)

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  • Identifying relationship: a diamond inside a diamond with its name inside; a relationship that serves to uniquely identify the weak entity.
  • ERD example taken from wikipedia

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