sequence Questions
2
I have a database of several tables in which the first field is defined as:
'ID' INTEGER NOT NULL UNIQUE ... PRIMARY_KEY('ID')
I do not use the AUTOINCREMENT keyword for any of these tables yet my...
Candicecandid asked 6/8, 2019 at 11:38
8
Solved
I'm trying to create a sequence in MySQL (I'm very new to SQL as a whole). I'm using the following code, but it causes an error:
CREATE SEQUENCE ORDID INCREMENT BY 1 START WITH 622;
ORDID refers...
6
Assuming that I have a list with a huge number of items,
l = [ 1, 4, 6, 30, 2, ... ]
I want to get the number of items from that list, where an item satisfies a certain condition. My first thought...
Tombola asked 13/3, 2013 at 0:51
3
I'm looking for a hash-function which will produce the same result for unordered sequences containing same elements.
For example:
Array_1: [a, b, c]
Array_2: [b, a, c]
Array_3: [c, b, a]
The ha...
Electrocorticogram asked 12/12, 2012 at 20:19
4
Solved
I want to get the current value from my sequence - the same value that is shown in the sequence properties window SQL Server Management Studio
My sequence is created with this statement:
CREATE...
Euonymus asked 4/12, 2012 at 12:4
6
Solved
I want to be able to generate a (pseudo)random binary sequence (for example, a sequence of Rs and Ls like RLLRRLR) which is counterbalanced such that the same item does not occur more than twice in...
3
Solved
I'm using vs 2017, writing a netcoreapp2.0 library, and testing it with a UnitTest project (XUnit and NUnit give same results).
I've noticed that unless I'm forcefully Disposing of my Serilog logge...
4
Solved
Is there an easy way in R for me to itemize all valid days that occurred between two specified dates? For instance, I'd like the following inputs:
itemizeDates(startDate="12-30-11", endDate="1-4-1...
9
Solved
I would like to make a alphabetical list for an application similar to an excel worksheet.
A user would input number of cells and I would like to generate list.
For example a user needs 54 cells....
Landa asked 30/3, 2015 at 16:31
3
Solved
In a UML Sequence Diagram - If a flow should stop if a condition is met midway, how would it be best represented with alternate / optional fragments?
i.e. -
If the stop condition is not met then...
3
Solved
I encountered a problem and have tried many solutions, but none have worked. Given an array of numbers [3, 2, 16, 16, 15, 1, 2, 16, 16, 16, 15, 1, 2], I would like to discover the repeated sequence...
Skin asked 16/1, 2024 at 18:35
3
Solved
I'm writing a PHP-based web application that should work with multiple database systems. The most important are MySQL and SQLite but PostgreSQL and others would also be nice. For this I try to use ...
6
Solved
How can I generate the shortest sequence with contains all possible permutations?
Example:
For length 2 the answer is 121, because this list contains 12 and 21, which are all possible permutations...
Bondsman asked 12/2, 2010 at 16:17
7
Solved
x <- rep(c("A","B","C"),times=c(6,8,3))
"A" "A" "A" "A" "A" "A" "B" "B" "B&quo...
2
Solved
How do I convert a Java array into a Clojure sequence data structure, such as a list, or other sequence?
This question shows how to do the inverse; The Clojure docs show how to create, mutate, and...
13
Solved
The following Q&A covers a few methods of generating Fibonacci numbers in Swift, but it's quite outdated (Swift 1.2?):
Sum of Fibonacci term using Functional Swift
Question: How could we ge...
5
Solved
I have a table in postgres whose primary key is assinged using a sequence (let's call it 'a_seq'). The sequence is for incrementing the value and inserting the current value as primary key of recor...
Marrin asked 6/4, 2018 at 7:8
5
Solved
From this
x <- 1:10
block.size <- 3L
I would like to generate a sequence of consecutive and overlapping blocks of length 3 like so:
1,2,3
2,3,4
3,4,5
4,5,6
5,6,7
6,7,8
7,8,9
8,9,10
I found ...
6
Solved
I am looking for the most pythonic way of splitting a list of numbers into smaller lists based on a number missing in the sequence. For example, if the initial list was:
seq1 = [1, 2, 3, 4, 6, 7, ...
23
Solved
Is it possible to use a DB sequence for some column that is not the identifier/is not part of a composite identifier?
I'm using hibernate as jpa provider, and I have a table that has some columns...
9
Solved
For some reason, people in the past have inserted data without using sequence.NEXTVAL. So when I go to use sequence.NEXTVAL in order to populate a table, I get a PK violation, since that number is ...
Fragonard asked 23/5, 2011 at 15:8
5
Solved
I have the following data:
x <- c(F, T, T, T, F, T, T, T, T, T)
names(x) <- letters[1:10]
y <- c(T, F, T, T, T, F, T, T, T, T)
names(y) <- letters[1:10]
z <- c(T, T, F, T, T, T, T, T...
5
Solved
There is a well-known infelicity in base R that seq(0) returns c(1, 0), not integer(0) as one might expect.
I can write my own "safe seq()" function:
sseq <- function(n) if (n==0) inte...
6
Solved
What does this mean, and how can I get around it?
SELECT MySequence.CURRVAL FROM DUAL;
Result:
ORA-08002: sequence MySequence.CURRVAL is not yet defined in this session
11
Solved
I have the following vectors with 0s and 1s:
test1 <- c(rep(0,20),rep(1,5),rep(0,10),rep(1,15))
test1
[1] 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 1 0 0 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1 ...
Liddie asked 29/6, 2023 at 14:46
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