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ICT 1407 Database Systems
IH
by
Ishantha Hewaratne
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3 views
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Updated May 10, 2021
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Chapters
00:00
Chapter 1
00:50
Chapter 2
01:51
Chapter 3
03:37
Chapter 4
03:39
Chapter 5
03:42
Chapter 6
04:08
Chapter 7
04:40
Chapter 8
05:05
Chapter 9
05:10
Chapter 10
Audio Transcript
Auto-generated
00:01 - 00:01
Hello everyone.
00:02 - 00:06
I would like to welcome you to the database systems
00:06 - 00:08
Cause Which is called it.
00:08 - 00:11
As I see the 1407 a mission to have a
00:12 - 00:18
lecturer in charge for the schools and I said he
00:19 - 00:24
won 407 cause uh today in this video I'm going
00:24 - 00:27
to give you a brief introduction for the cause and
00:28 - 00:29
what are we going to do and what are the
00:29 - 00:34
evaluations and the course, contents and the learning outcomes of
00:35 - 00:39
discourse. As you know, I see the 14070s uh 4
00:39 - 00:43
credit course which can which will contain a practical part
00:44 - 00:44
as well.
00:45 - 00:48
So we'll go into the course learning outcomes.
00:52 - 00:56
So once you're done with this cause we hope that
00:56 - 01:01
you will be able to design a relational database using
01:01 - 01:03
entity relationship diagrams.
01:03 - 01:08
We call er diagrams and Yeah and you should be
01:08 - 01:12
able to apply normalization principles that you heard that you
01:12 - 01:18
will be learning uh in this cause and ah we'll
01:18 - 01:21
use and you should be able to use the data
01:21 - 01:25
management system to implement and manage a database.
01:27 - 01:32
And ah of course you should be able to use
01:33 - 01:36
structured good language to construct.
01:37 - 01:44
Mhm SQL statements that will be uh then you can
01:45 - 01:50
use those SQL statements to retrieve data from the database
01:50 - 01:51
is as well.
01:53 - 01:59
And uh again when it comes to the normalization, you
01:59 - 02:02
should know what is it, what are the functional dependence
02:02 - 02:08
is software uh of a system and uh how we
02:08 - 02:12
are going to normalize your database according to them.
02:14 - 02:20
And uh we expect you to be familiar with the
02:20 - 02:27
database storage structures uh and this uh such as uh
02:27 - 02:29
indexing and the B.
02:29 - 02:31
Tree and hashing and so on.
02:32 - 02:38
There's a few uh data based stories structures that we
02:38 - 02:39
are going to discuss in this course.
02:41 - 02:47
And uh also we are going to discuss about some
02:47 - 02:55
advanced topics uh Uh huh recent development of database systems
02:57 - 03:01
so that uh we expect you to have a certain
03:02 - 03:06
knowledge on the recent developments of the Little Bit systems
03:06 - 03:06
as well.
03:08 - 03:12
Mm And of course you're going to have a project
03:13 - 03:14
during this course.
03:14 - 03:20
And in that of course we expect you to uh
03:21 - 03:23
work as a member of a team.
03:24 - 03:27
So you have to get together into a team and
03:27 - 03:29
you have to work on project.
03:30 - 03:34
So you will be learning how to be a member
03:35 - 03:35
in the team.
03:38 - 03:44
Mm Next we are going to uh we will go
03:45 - 03:46
through the course content.
03:47 - 03:51
Um in the introduction part of course we will be
03:51 - 03:52
discussing several topics.
03:52 - 03:57
The basics like what what is financially why we need
03:57 - 04:00
the database systems and what is the important where we're
04:01 - 04:03
going to use databases and where we are not going
04:03 - 04:06
to use databases and and so on and some definitions
04:08 - 04:14
and then we will be discussing the relational model and
04:15 - 04:19
then that of course we we will discuss the structure
04:19 - 04:23
of relational database and the relational algebra as well.
04:24 - 04:28
And the next main topic will be year diagrams and
04:28 - 04:32
the er diagrams or he entered the relationship models and
04:32 - 04:34
that E N T.
04:34 - 04:39
In hell and has also extended entity relationship models.
04:40 - 04:46
Yeah. So then we will be discussing about the normalization
04:47 - 04:53
and relational database design and the overall system structures.
04:54 - 04:58
And the you will be given your you expect to
04:58 - 05:03
have an awareness of top at once topics or the
05:03 - 05:05
recent developments of the database systems.
05:07 - 05:10
So that's the course content and the most important part
05:10 - 05:10
will be the evaluation.
05:11 - 05:15
You you must be curious so how we are going
05:15 - 05:20
to be evaluated according to the pandemic to we still
05:20 - 05:25
don't know what the country uh what what type of
05:25 - 05:29
examination you're going to have uh Anyway.
05:30 - 05:36
Uh huh hoping that you're hoping that you might get
05:37 - 05:37
an online examination.
05:38 - 05:39
I have given this evaluation.
05:40 - 05:43
This evaluation might be changed if it's going to change
05:44 - 05:49
I will inform you And um so this is the
05:49 - 05:54
evaluation cri even these are devolution criterias like assignments and
05:54 - 05:59
quizzes. It will take up to 20 and we will
05:59 - 06:02
be getting a project I'll be discussing I've been describing
06:03 - 06:09
about IT project and ah That project will contain about
06:09 - 06:14
40 of your mark and mark and the in some
06:15 - 06:18
mistakes. Some nations will take up to four departments or
06:18 - 06:20
together it will Count up to 100%.
06:22 - 06:24
Yes. So that will be the uh huh.
06:25 - 06:30
No that will be the basic I the idea that
06:30 - 06:32
you should have about the cause.
06:33 - 06:35
I myself want to have a rat monkey.
06:36 - 06:39
And you can reach me any time.
06:41 - 06:46
My contact data will be available in the Olympus so
06:46 - 06:48
you can contact me and there will be a support
06:49 - 06:53
stuff and you can reach them as well uh in
06:54 - 06:54
many keys.
06:56 - 07:00
Then the other thing that I want to let you
07:00 - 07:04
know is that the way that we're going to conduct
07:04 - 07:05
the lectures?
07:06 - 07:09
You you will be up and I will be uploading
07:11 - 07:14
videos for each and every topic so you have to
07:14 - 07:20
go through it and uh does uh lecture videos so
07:20 - 07:24
you can have a good idea about this topic.
07:26 - 07:29
Uh And now following I will be uploading assignment.
07:30 - 07:36
Homeworks and places you have to attend them after going
07:36 - 07:42
after ah going through this uh after you have gone
07:43 - 07:49
through this uh materials if and the reference book.
07:51 - 07:54
Well I'm not I'm not pretty sure that you're going
07:55 - 07:59
to have you're going to from the exact same thing
08:01 - 08:07
in the Uh huh uh in the internet.
08:08 - 08:09
But Uh huh.
08:10 - 08:14
Try my best to find out a good copy of
08:14 - 08:15
the reference.
08:16 - 08:22
Uh huh That reference book, I'll be uploaded uh in
08:22 - 08:23
the olympics as well.
08:24 - 08:31
And uh uh I will open up a forum, so
08:31 - 08:34
if you have any sort of a question regarding these
08:34 - 08:39
lectures regarding the topic that we are discussing on that
08:40 - 08:44
on that day, so you can post your question in
08:45 - 08:45
the forum.
08:47 - 08:54
Right? So that Uh huh I'll arrange a small meeting.
08:55 - 08:58
Okay, So it is not a mandatory for all the
08:58 - 09:01
students to parts of it, but I will approach the
09:01 - 09:01
link to the dilemma.
09:02 - 09:05
So you if you if you are if you want
09:05 - 09:06
to no.
09:07 - 09:11
What are what are we discussing In their two meetings?
09:11 - 09:12
You can join it.
09:13 - 09:16
Right. What I will be doing is I will answer
09:16 - 09:16
your questions.
09:18 - 09:21
Mhm. So if you have any sort of questions, if
09:21 - 09:26
you want to clarify anything, I'll be arranging to meetings.
09:28 - 09:30
Yeah. So that is how we're going to conduct this
09:30 - 09:31
lecture series.
09:31 - 09:36
And I hope uh you all are staying will.
09:37 - 09:40
And good luck with this course.
09:41 - 09:41
Thank you very much.
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