Explore Library
Databases & SQLBasic SQL Queries (SELECT, WHERE, ORDER BY)

74 items

1

Core SQL Querying Essentials

Slides / Video
2

Filtering Aggregated Results

Quiz
3

SQL Query Building Blocks

Flashcard
4

Selecting All Columns With The Wildcard

Slides / Video
5

Removing Duplicates With DISTINCT

Quiz
6

Comparison Operators

Quiz
7

Range Filtering With BETWEEN

Quiz
8

Selecting Specific Columns

Quiz
9

Set Membership With IN

Quiz
10

Pattern Matching With LIKE

Quiz
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Filtering NULL Values

Quiz
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Sorting With ORDER BY

Quiz
13

Ascending vs Descending Sort

Quiz
14

Sorting By Multiple Columns

Quiz
15

Limiting Result Rows

Quiz
16

String Literals And Quoting

Quiz
17

Negating With NOT

Quiz
18

Combining With AND / OR

Quiz
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Logical Order Of Clauses

Quiz
20

Filtering With WHERE

Quiz
21

Column Aliases With AS

Quiz
22

Selecting All Columns

Quiz
23

SQL Syntax Basics

Slides / Video
24

Limiting Rows With LIMIT and TOP

Slides / Video
25

Removing Duplicates With DISTINCT

Slides / Video
26

Sorting by Multiple Columns

Slides / Video
27

Ascending and Descending Order

Slides / Video
28

Sorting Results With ORDER BY

Slides / Video
29

Handling NULLs With IS NULL

Slides / Video
30

Set Membership Filtering With IN

Slides / Video
31

Range Filtering With BETWEEN

Slides / Video
32

Pattern Matching With LIKE

Slides / Video
33

Combining Conditions With AND, OR, NOT

Slides / Video
34

SQL Comparison Operators in WHERE

Slides / Video
35

Filtering Rows With WHERE

Slides / Video
36

Renaming Columns With AS Aliases

Slides / Video
37

Specifying Tables With FROM

Slides / Video
38

Filtering Ranges With BETWEEN

Code Quiz
39

Filtering With IN

Code Quiz
40

Pattern Matching With LIKE

Code Quiz
41

Handling NULL Values

Code Quiz
42

Sorting With ORDER BY

Code Quiz
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Sorting Descending

Code Quiz
44

Sorting By Multiple Columns

Code Quiz
45

Removing Duplicates With DISTINCT

Code Quiz
46

Limiting Returned Rows

Code Quiz
47

Clause Order In A Query

Code Quiz
48

Selecting All Columns

Code Quiz
49

Combining Conditions

Code Quiz
50

Selecting Specific Columns

Code Quiz
51

WHERE Comparison Operator

Code Quiz
52

Column Aliases With AS

Code Quiz
53

Selecting Specific Columns by Name

Slides / Video
54

The SELECT Statement's Purpose

Slides / Video
55

Ascending vs Descending Sort

Flashcard
56

WHERE Clause for Filtering

Flashcard
57

IN Operator for Value Lists

Flashcard
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Sorting by Multiple Columns

Flashcard
59

String Literals and Quoting

Flashcard
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Case Sensitivity and Conventions

Flashcard
61

SELECT Statement Basic Syntax

Flashcard
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Selecting All Columns with *

Flashcard
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FROM Clause and Table Name

Flashcard
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SELECT DISTINCT for Unique Values

Flashcard
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Comparison Operators

Flashcard
66

BETWEEN Operator for Ranges

Flashcard
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Filtering with IS NULL / IS NOT NULL

Flashcard
68

Selecting Specific Columns

Flashcard
69

LIMIT Clause to Restrict Rows

Flashcard
70

Column Aliases with AS

Flashcard
71

Logical Operators AND, OR, NOT

Flashcard
72

LIKE Operator and Wildcards

Flashcard
73

ORDER BY for Sorting

Flashcard
74

Statement Termination with Semicolon

Flashcard
Slides / Video

Core SQL Querying Essentials

SQL runs your query in a logical order — FROM and JOIN first, then WHERE, then SELECT and ORDER BY.

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