The SQL intersect operator returns rows that are common between two tables without returning duplicate records.
Questions tagged [intersect]
643 questions
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1 answer
How to get non-intersection region of CGRect with multiple intersects?
I have one main (red) rectangle and several other rectangles, which intersect main rectangle randomly.
How can I get non-intersection area of main rectangle (red area)?
Alexander Korotkov
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Bounded Type Parameter with Multiple Bounds RandomAccessFile & DataInputStream throws java.lang.NoSuchMethodError: java.io.DataInput.close()V
I am trying to extend “Intersection of interfaces”. So: the example that I am following is trying to find superinterfaces for RandomAccessFile (Implemented Interfaces: Closeable, DataInput, DataOutput, AutoCloseable ) and…
trinity
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Vba intersection of heading row and column of target cell to get the heading of column
I am trying to get the column of the active cell and then find its intersection with the named range.
Sheet1.cells(3,5).value = Sheet2.cells(Intersect(Range("rngHeadingRowofSheet"), Target.Column)).Value
Target is the active cell whose column it…
Sunaina
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Oracle SELECT with multiple AND conditions for multiple columns (INTERSECT alternative)
How do I solve the following problem:
Imagine we have a large building with about 100 temperature readers and each one collects the temperature every minute.
I have a rather large table (~100m) rows with the following columns:
Table TempEvents:
…
HHansson
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Short Circuit Intersect / Inner Join feature in SQL on a condition, not field (PostgreSQL)
I am looking for the feature to join two tables on one condition (not field) in a "short-circuit way", provided the join operation is absolutely expensive (a.field::VARCHAR is contained within extensive b.field::TEXT).
I don't need duplicates, it's…
Whimusical
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Most efficient way to find common values for one column across many data frames
I have many files and I am trying to find the most efficient way of reading the data frames and finding common values in one column.
For now I have:
1. I read a list of files using:
files = c("test1.txt", "test2.txt", test3.txt")
my.data <-…
user971102
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VBA Using 'Intersect' function to cycle through one range to check if values appear in another
I am new to VBA programming (about 3 months) and have heavily relied on the internet for all my answers, however, I have been unable to find an answer that solves what seems like a simple problem.
I have two ranges and I need to cycle through all…
Paul Murph
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1 answer
My own class (List) does not like to intersect. WHY?
I have a class that is derived from List.
I am not able to use intersect() on instances of my class.
Why?
What I have is:
class myList : List
{ ... }
What I try to do is
myList list1 = new some initialization...
myList list2 = new some…
CSharper
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Linq intersect and except
I have two class :
public class Customer
{
public string FirstName { get; set; }
public string LastName { get; set; }
public bool isActif { get; set; }
public Product[] Product { get; set; }
}
public class Product
{
public…
user6313890
0
votes
1 answer
Identify intersection of multiple lists using multiple files from an input
I am trying to write a code where it takes a Metadata.txt as an input, then it identifies the common genes across the different input files whose names are extracted from the Metadata.txt file.
Example of Metadata.txt
SIG1 SIG2
File1 …
BioProgram
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1 answer
VBA: If changed cell is in a certain column execute subroutine
I am trying to create a subroutine that runs when any cell in column 13 is changed. I've read a number of stack overflow questions already, but have not found my answer. here are some I've read:
Not activated by a change
Uses intersect. Doesn't…
NYoung
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1 answer
subseting a data frame under a specific condition
How can i get rows of a data frame that has a same value in a element of that comparing with another data frame ?
I have written this but it didn't work.
# example of two data frame
df1 <- data.frame(V1 = c("a", "g", "h", "l", "n", "e"), V2 =…
minoo
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How to Intersect multiple tables in mysql
I have set up a php page so there are multiple options for data input that gets put into multiple temporary tables, each one separated with querying the database based on 1 condition given in the data input. So if the input is age > 10 and shoesize…
Steven
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Intersect then update in R
if I have a table like
table 1
id name
1 A
2 D
3 B
4 C
table 2
id name
2 A
3 A
4 D
5 D
table 3
id name
1 D
3 B
4 B
5 D
if m1 <- table 1 and m2 <- table2 and m3 <- table3, what I did…
dPdms
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1 answer
Intersect query with no duplicates
I have not used sql server in a large complex scale in years, and Looking for help on how to proper sintax intersect type query to joing these two data sets, and not create duplicate names. Some patients will have both an order and a clinical event…
Tony77
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