Questions tagged [multiple-join-rows]
22 questions
2
votes
3 answers
Multiple join on same table
My Schema is
CREATE TABLE IF NOT EXISTS `account` (
`id` int(11) NOT NULL AUTO_INCREMENT,
`name` varchar(120) NOT NULL,
PRIMARY KEY (`id`)
);
CREATE TABLE IF NOT EXISTS `reseller_did` (
`id` int(11) NOT NULL AUTO_INCREMENT,
`phone`…
codegasmer
- 1,462
- 1
- 15
- 47
1
vote
3 answers
How to rename mutliples columns names (with prefix) according to respective dataframe name [R]
I have 15 dataframes, that I have merged together.
Here I'm loading my files.
data_files <- list.files() # Identify file names
for(i in 1:length(data_files)) {
…
Mathias Lauber
- 41
- 7
1
vote
2 answers
MULTIPLE JOIN IN MS ACCESS
SELECT VISA41717.Fraud_Post_Date,
VISA41717.Merchant_Name_Raw,
VISA41717.Merchant_City,
VISA41717.Merchant_Country,
VISA41717.Merchant_Category_Code,
VISA41717.ARN,
VISA41717.POS_Entry_Mode,
…
be33
- 21
- 5
0
votes
1 answer
SQL: Joining results of two individual joins
This is an IIT question
I am trying to solve this problem. And I can individually do
(i)P LEFT JOIN Q ON P.A = Q.A AND P.B = Q.B
and
(ii) Q RIGHT JOIN R ON Q.A = R.A
But to JOIN the results of these two, I'm not able to find an answer. Though this…
BaskarA
- 75
- 5
0
votes
0 answers
SQLalchemy text() query with multpile JOINS over 6 tables not returning any rows
Keep in mind all these tables exist in my database, and are populated.
I tried seeing if it's a join problem but as far as i've seen in SQLalchemy docs, only natural JOIN is available in their text() implementation.
In Mysql workbench I see that the…
mouad Et-tali
- 17
- 3
0
votes
2 answers
Auto populate data of primary keys of different tables into another one table as foreign keys using JPA/Hibernate
Below is the expected table structure:
Users -> user_id (PK)
RoleA -> role_a_id (PK)
RoleB -> role_b_id (PK)
User_Roles -> user_id (FK), role_a_id (FK), role_a_id (FK)
Below are the Entity classes:
@Table(name = "users")
@Entity
public class Users…
0
votes
1 answer
Join/Merge Multiple Table with same column name
I want to join three tables respectively from the below SQLFiddle
http://sqlfiddle.com/#!9/5dd558/4
Now I want to create one table from this table based on date and Brand.
Like, I want data in this manner
Date, Brand, Series, Table_1_Viewers,…
Rohit Chauhan
- 1,119
- 1
- 12
- 30
0
votes
1 answer
mysql Fallback to another record if first not exist
I have two tables for creatives and its thumbnails. I want to query in a fallback way like:
Initially, the thumbnail will be displayed for 300x250
IF not available then 336x280,
IF not available then 300x600,
IF not available then 728x90,
IF not…
Mirza
- 1
- 1
0
votes
2 answers
How to get previous N rows for multiple joining rows
I am writing a SQL with Oracle Client 12 driver. I have two tables simplified as appended, and I want to get a table with following logic. The "B.TIME_B <= A0.TIME_A" seems created massive joining and made the query very slow. Please help to find…
ju.
- 1,016
- 1
- 13
- 34
0
votes
1 answer
Problem with jpa criteriabuilder multiple joins
I have a table with 2 foreign keys. I need to create a query that aggregates results that use both foreign keys.
i.e. Table A "b_id" is a foreign key to Table B "id",
Table A "c_id" is a foreign key to Table C "id"
123 is the variable id i want to…
r.l.
- 41
- 1
- 10
0
votes
1 answer
Multiple joins into the same table (TSQL)
I'm needing rows from the Employee table that have null values in OwnerID field and GMID field.
SELECT b.FirstName + space(1) + b.LastName AS OwnerName,
c.FirstName + space(1) + c.LastName AS GeneralManager
FROM Store a
…
Chris Catignani
- 5,040
- 16
- 42
- 49
0
votes
2 answers
MYSQL one big left outer join or 3 left outer joins same tables?
I'm not sure how to join two tables onto my main query. The two tables that determine the accountnumber join to each of the 3 main tables for different situations.
I'm trying to determine the accountnumber based on three things.
An accountnumber…
Victor Udeshi
- 33
- 1
- 9
0
votes
1 answer
MySQL VIEW with morph type in where statement
I have the following tables:
Apps
id name
1 a
2 b
3 c
Parts
id name app_id
1 x 1
2 x 2
3 y 2
4 z 1
5 z 2
6 z 3
Settings
id name morph_id morph_type
1 setting 1 1 …
Tjab
- 368
- 1
- 4
- 18
0
votes
0 answers
Multiple select with same table join Vs Single cte table join with multiple select - Performance T-SQL
There are 3 tables that I need to Join with different filters.
EG:
Select 'First' as Header, *
from A join B on A.ID=B.ID
where A.Type=1 and B.Startdate>Getdate()
Union
Select 'Second' as Header, *
from A join B on A.ID=B.ID
where A.Type=2 and…
JayaPrakash
- 179
- 1
- 6
0
votes
1 answer
Multiple rows join
Please help me with next problem.
I have next table:
| Name | Size | DateTime |
|--------|--------|--------------|
| Adi | 120 | 2017-01-26 |
|--------|--------|--------------|
| Mark | 225 | 2017-01-11 …
Adrian
- 1
- 1