I'm trying to load a flat file into Mariadb. My code works on a different...
This code (truncated) works: SET GLOBAL local_infile = 'ON'; SHOW GLOBAL VARIABLES LIKE 'local_infile'; LOAD DATA LOCAL INFILE 'E:\\MM012224.txt' INTO TABLE `denton24`.`mm012224` (@row) SET...
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Unnesting in SQL (Athena): How to convert array of structs into an array of...
I am taking samples from a Bayesian statistical model, serializing them with Avro, uploading them to S3, and querying them with Athena.I need help writing a query that unnests an array in the table....
View ArticleHow to ensure only one row can be expanded at any time using react-table?
I am using react-table library. My requirement is to ensure only one row is expanded at any time. If I expand any row, another row which already expanded need to collapse. I got to know to achieve this...
View ArticleHow to check if a row exist in the database using PDO?
I want to have a condition that will perform some action when the row doesn't exist at all.$stmt = $conn->prepare('SELECT * FROM table WHERE ID=?');$stmt->bindParam(1, $_GET['id'],...
View ArticlePandas - Attempting to Rearrange Row in Dataframe, but get Error
I'am trying to rearrange a row in the dataframe for the indexed row "Germany", but i get error " TypeError : 'method' object does not support item assignment " , code is below,import pandas as pdimport...
View ArticleIndex and Match does not return all value
I used index and match but it does not show all cells(Id no.) that contains "excess" value in Line Assignment....
View ArticletLogRow: log only when the row has an error [Talend 7.3]
I have a school project and I must use Talend 7.3 as my ETL.I am using tLogRow in a job that processes millions of rows. I don't want to lose the errors that might happen when processing a specific row...
View ArticleAdd new values into a row below or a newly created row below based on conditions
Consider this simplified df:import pandas as pddata = { 'Name_Type': ["Primary", "Primary", "AKA", "Primary"],'Name': ["John", "Daniel", "Dan", "Bob"],'Surname': ["Green", "Brown", "Brown",...
View ArticleHow to check what percentage of a column is made up of certain rows
I have a CSV file that is too large to be opened in Excel. In this file, I am trying to see how much of each column's sum is from rows 1, 47:56, and 156:158. This does NOT include the first two columns...
View ArticleHow to get a specific row by worksheet and rowindex in excel file
I need to choose a specific cell in my excel file via using openXML:Worksheet workSheet = workSheetPart.Worksheet;Cell cell = GetCell(workSheet, "B", 2);private static Cell GetCell(Worksheet worksheet,...
View Articlechange row color in datagridview only works in some code
Thank-you to all who have responded to this somewhat common question. My twist on this issue is that in part of my application I was able to change the color of a row while building the unbound...
View ArticleSQL query returning an unwanted first row
When I ran an SQL query in BigQuery to get some summary data from a public dataset, the first row returned is not something I want in the results.Query used:SELECT usertype, CONCAT (start_station_name,...
View ArticleSQL - Inserting a row and returning primary key
I have inserted a row with some data in a table where a primary key is present. How would one "SELECT" the primary key of the row one just inserted?I should have been more specific and mentioned that...
View ArticleSubset rows using slice_max() - how to use it in R?
I have to create a partial data set containing only the 20 days with the highest daily mean air temperature values for each year. My dataset looks like...
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How to change the name of the rows of a dataframe? [duplicate]
I have a dataframe something like this:But I don't want the dates to appear there. I prefer the usual names like 1,2,....56.How can I solve this?Help please
View ArticleHow do I drop multiple rows from a chosen column in a pandas dataframe?
I have a dataframe relating to Olympic sports, along with the Nations competing and number/ranking of medals won, etc. My list of sports includes both summer and winter games sports, and I want to...
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Excel VBA: Adding Rows and Columns Based on User Input
I'm trying to build a table based upon user inputs: number of Areas, number of Floors, and number of Buildings. It should automatically create the table based on user input.example of an output would...
View Articlesplitting matrix in multiple blocks
I have a matrix like that below:A= [[0. 0. 0. 0. 0. 0. 0. 0. 0. 0. 1.] [0. 0. 0. 0. 0. 0. 0. 0. 0. 0. 1.] [0. 0. 0. 0. 0. 1. 0. 0. 0. 0. 0.] [0. 0. 0. 0. 0. 1. 0. 0. 0. 0. 0.] [0. 0. 0. 0. 0. 1. 0. 0....
View ArticleAdd empty row with index in a Pandas dataframe
In all the examples and answers on here that I've seen, if there is the need to add an empty row ina Pandas dataframe, all use: ignore_index=TrueWhat should I do if i want to leave the current index,...
View ArticleAdding/deleting rows across sheets while keeping data in order
first time asking for advice here. I've tried searching the internet for a solution but haven't been able to find anything similar enough to what I am trying to do to work.The problem:I generate...
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