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How to pull additional course and student id information from one table and put into another?
Levomecol, 2022-04-21 14:39:51
1 Reply
M
Ef Core 5 "many to many" in OnModelCreating with extra fields?
Max Serge, 2022-04-19 17:36:30
0 Reply
M
Max Serge
2022-04-19 17:36:30
W
Is it true that the logical order of query execution may not coincide with the scheduler?
wideShift, 2022-04-18 22:17:15
1 Reply
D
How to correctly form a window function into a query?
Dmitry, 2022-04-15 19:40:00
0 Reply
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Dmitry
2022-04-15 19:40:00
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SQL how to make a selection on two tables in one query?
Denis Samofalov, 2022-04-15 13:51:18
2 Reply
D
Denis Samofalov
2022-04-15 13:51:18
D
How to use regular expression in sql to get different column?
denislysenko, 2022-04-15 11:17:02
1 Reply
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denislysenko
2022-04-15 11:17:02
I
How to get the first non-NULL value in a group for a given field?
Ivan Melnikov, 2022-04-08 14:27:51
2 Reply
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How to rewrite with as where recursion is used?
denislysenko, 2022-04-07 12:51:44
0 Reply
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denislysenko
2022-04-07 12:51:44
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mr_Try
2022-04-06 18:36:24
A
Synchronizing databases with ignoring a table?
Anton, 2022-04-03 23:07:22
0 Reply
A
Anton
2022-04-03 23:07:22
A
How to make a correct selection with double sorting?
Aljo, 2022-04-02 11:02:05
1 Reply
A
Aljo
2022-04-02 11:02:05
D
How to find out the number of matching values from two different tables?
Demos333777, 2022-04-01 11:18:16
2 Reply
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How to display one-to-many data in one row through SQL?
usdbuy, 2022-03-31 21:08:44
2 Reply
U
usdbuy
2022-03-31 21:08:44
E
How to get passwords from Login Data from Opera?
EVG82, 2022-03-31 17:31:59
0 Reply
E
EVG82
2022-03-31 17:31:59
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How to ignore or replace duplicate data in clickhouse?
namee, 2022-03-31 12:16:22
0 Reply
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namee
2022-03-31 12:16:22
A
How to formulate a query from two tables, where you need to take two different values of the same column?
alexeysikora, 2022-03-31 09:53:21
1 Reply
A
Where is the error in the C# code that occurs when adding a record to the Sql database?
Artyom Sedinin, 2022-03-26 15:32:14
1 Reply
P
How to get unique field values based on another field?
primitiv, 2022-03-25 21:37:35
2 Reply
P
primitiv
2022-03-25 21:37:35
M
How to filter a table by a column whose value is included / not included in the list of values?
MagDarkElf, 2022-03-25 18:19:09
2 Reply
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Translation of data to one "Coefficient"?
Mikhail Ksenofontov, 2022-03-25 17:27:49
0 Reply
M
Mikhail Ksenofontov
2022-03-25 17:27:49
L
How to properly get data through linked table?
lexstile, 2022-03-22 22:35:13
1 Reply
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lexstile
2022-03-22 22:35:13
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snake2
2022-03-22 15:05:11
D
By which columns to filter data that has already been loaded and load only new data?
denislysenko, 2022-03-22 13:04:44
0 Reply
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rundll32
2022-03-20 17:45:32
A
How to add new data to the database, through a WPF form in C#?
alexey_khorin, 2022-03-19 19:28:10
1 Reply
A
alexey_khorin
2022-03-19 19:28:10
V
Outputting two different values from two different tables linked by a third?
valexandershmakov, 2022-03-19 10:55:59
2 Reply
A
Is it normal to do UNION 8 times) will it generally affect the speed?
abylalikkkk, 2022-03-16 14:21:23
1 Reply
B
How to create a withdrawal request based on the number of reviews?
Bronaz777, 2022-03-15 19:22:10
1 Reply
B
Bronaz777
2022-03-15 19:22:10
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SQL query. How to find the sum of duplicate rows?
PapiRUS90, 2022-03-13 21:32:27
1 Reply
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PapiRUS90
2022-03-13 21:32:27
R
How to sort a query by order in an array using pagination?
romaaa32, 2022-03-13 15:38:10
3 Reply
R
romaaa32
2022-03-13 15:38:10
C
cicatrix
2022-03-11 13:43:07
K
kaxa3201
2022-03-06 21:56:32
D
derasoft
2022-03-06 18:50:38
P
How to take the minimum id from a particular SQL set?
PyotR3213ty54, 2022-03-06 13:29:21
2 Reply
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PyotR3213ty54
2022-03-06 13:29:21
E
Erimax
2022-03-05 09:17:08
D
How to add numbered results to select?
denislysenko, 2022-03-03 13:20:13
1 Reply
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denislysenko
2022-03-03 13:20:13
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Why doesn't max-width="100%" work in the section description on the site (Bitrix)?
mtclwn, 2022-02-28 18:09:36
4 Reply
M
How to pull data from a table that is not in another laravel table?
marq, 2022-02-28 15:56:04
0 Reply
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marq
2022-02-28 15:56:04
M
Have the tasks for the current date been correctly solved, data extraction (basic knowledge of SQL)?
Mar1ia, 2022-02-25 16:57:07
1 Reply
D
How to find duplicates in two SQL columns?
dienerie, 2022-02-25 10:04:08
1 Reply
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dienerie
2022-02-25 10:04:08
P
Why doesn't LENGTH accept a new column alias as an argument in SQL?
PyotR3213ty54, 2022-02-25 09:00:20
1 Reply
V
How to implement dynamic product attributes in Laravel?
VladislavNaida, 2022-02-23 19:54:39
1 Reply
V
VladislavNaida
2022-02-23 19:54:39
A
How to move values to new lines by condition?
armydrawer, 2022-02-21 11:11:01
1 Reply
A
armydrawer
2022-02-21 11:11:01
D
How to remove duplicate code from a bunch of SQL queries?
dNertyco, 2022-02-20 19:57:58
0 Reply
D
dNertyco
2022-02-20 19:57:58
D
How to develop a graphical report designer for users?
Denis Sepetov, 2022-02-16 18:25:08
4 Reply
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Denis Sepetov
2022-02-16 18:25:08
I
How to add an amount from another table to an empty column of a table according to a given condition?
IlyaPrivolnov333, 2022-02-16 13:24:32
4 Reply
I
How to calculate the sum of two columns in the table, for the last week from the current one?
IlyaPrivolnov333, 2022-02-15 12:03:22
2 Reply
D
How can one give a name to the subcolumns that will be displayed using such a .* construction in sql?
denislysenko, 2022-02-13 21:30:41
1 Reply
D
Set visualizer with support for operations on them?
DollyPapper, 2022-02-12 23:23:24
0 Reply
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DollyPapper
2022-02-12 23:23:24
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Why doesn't BETWEEN produce a sample within the specified range?
ololodff, 2022-02-12 13:31:58
1 Reply
O
ololodff
2022-02-12 13:31:58