Question

Is SQL unknown identical to NULL?

score 8.7k · Answer 1 · 2016-12-16 08:58:05

8.7k

Views

Is SQL unknown identical to NULL?

Published on 16 December 2016 at 08:58

score 894 · Answer 2 · 2014-01-24 09:51:47

894

Views

OData request that returns items not matching the filter

Published on 24 January 2014 at 09:51

score 62 · Answer 3 · 2022-04-02 20:18:03

62

Views

SQLthree valued logic - do de Morgan's laws apply?

Published on 02 April 2022 at 20:18

score 881 · Answer 4 · 2014-06-03 16:54:57

881

Views

Numeric comparisons with NA values causing bad subsets in R

Published on 03 June 2014 at 16:54

score 9.3k · Answer 5 · 2015-05-29 21:20:17

9.3k

Views

Example of three valued logic in SQL Server

Published on 29 May 2015 at 21:20

score 296 · Answer 6 · 2017-12-23 15:06:43

296

Views

Logical operations in modal three-valued logic (XOR, IMP EQV)

Published on 23 December 2017 at 15:06

score 81 · Answer 7 · 2017-02-06 12:13:39

81

Views

SQL that check for Duplicates with NULL doesn't not return

Published on 06 February 2017 at 12:13

score 1.4k · Answer 8 · 2012-04-25 12:19:08

1.4k

Views

How to apply 3-valued-logic to SQL queries?

Published on 25 April 2012 at 12:19

score 1.6k · Answer 9 · 2010-06-20 16:01:22

1.6k

Views

Options for eliminating NULLable columns from a DB model (in order to avoid SQL's three-valued logic)?

Published on 20 June 2010 at 16:01

score 76 · Answer 10 · 2018-05-02 22:32:23

76

Views

Implementation of SQL's three-valued logic

Published on 02 May 2018 at 22:32

score 368 · Answer 11 · 2018-08-27 12:14:34

368

Views

NOT IN does not produce same results as NOT EXISTS

Published on 27 August 2018 at 12:14

score 1.2k · Answer 12 · 2018-09-04 09:26:26

1.2k

Views

compare three variables and get the variable with min/max value back (not value)

Published on 04 September 2018 at 09:26

score 670 · Answer 13 · 2019-07-11 03:41:23

670

Views

Can anyone tell me why my case statement return null(good)

Published on 11 July 2019 at 03:41

score 17.9k · Answer 14 · 2020-02-13 17:24:55

17.9k

Views

Spark Scala : Check if string isn't null or empty

Published on 13 February 2020 at 17:24

score 448 · Answer 15 · 2022-01-25 04:31:53

448

Views

A three-valued boolean logic with Z3 solver

Published on 25 January 2022 at 04:31

score 409 · Answer 16 · 2015-03-03 09:44:30

409

Views

All possible combinations of Three-valued logic values

Published on 03 March 2015 at 09:44

score 205 · Answer 17 · 2023-03-15 08:32:09

205

Views

SQL how to store meaningful null values?

Published on 15 March 2023 at 08:32

score 378 · Answer 18 · 2009-06-16 16:53:12

378

Views

How should I test a field against an SQL variable which can be null?

Published on 16 June 2009 at 16:53

score 1k · Answer 19 · 2017-04-10 10:43:19

1k

Views

Why is `NOT(NULL=NULL)` false?

Published on 10 April 2017 at 10:43

score 21.9k · Answer 20 · 2009-01-23 18:25:09

21.9k

Views

SQL 'Or' operator. How does it work in the following scenario?

Published on 23 January 2009 at 18:25

List Question

Is SQL unknown identical to NULL?

OData request that returns items not matching the filter

SQLthree valued logic - do de Morgan's laws apply?

Numeric comparisons with NA values causing bad subsets in R

Example of three valued logic in SQL Server

Logical operations in modal three-valued logic (XOR, IMP EQV)

SQL that check for Duplicates with NULL doesn't not return

How to apply 3-valued-logic to SQL queries?

Options for eliminating NULLable columns from a DB model (in order to avoid SQL's three-valued logic)?

Implementation of SQL's three-valued logic

NOT IN does not produce same results as NOT EXISTS

compare three variables and get the variable with min/max value back (not value)

Can anyone tell me why my case statement return null(good)

Spark Scala : Check if string isn't null or empty

A three-valued boolean logic with Z3 solver

All possible combinations of Three-valued logic values

SQL how to store meaningful null values?

How should I test a field against an SQL variable which can be null?

Why is `NOT(NULL=NULL)` false?

SQL 'Or' operator. How does it work in the following scenario?

Trending Questions

Popular # Hahtags

Popular Questions