I would like to set the location value in my Athena SQL create table statement to a single CSV file as I do not want to query every file in the path. I can set and successfully query an s3 directory (object) path and all files in that path, but not a single file. Is setting a single file as
Tag: csv
How to change data type in csv column
Using databricks with SQL, I have to import my csv dataset into a table and analyse data using it. My problem is after I imported csv dataset, all column are String type, but some of these need to be Numeric. How can I solve? How can I define the column types of a csv file? I tried converting file in
How to convert large .csv file with “too many columns” into SQL database
I was given a large .csv file (around 6.5 Gb) with 25k rows and 20k columns. Let’s call first column ID1 and then each additional column is a value for each of these ID1s in different conditions. Let’s call these ID2s. This is the first time I work with such large files. I wanted to process the .csv file in
Bulk insert csv file with semicolon as delimiter
I’m trying to import data from semicolon separated csv file into a SQL Server database. Here is the table structure The csv file is shown below: There are some columns that I don’t need, so I create a format file to import the data. The format file is shown as below Then I tried both bulk insert and bcp in
How to import values from csv to SqlServer using c#
I have come across this problem.I am trying to import data into a database from a csv file.Normally the insert part works,but now I keep getting an error: Arithmetic overflow error converting int to data type numeric . The statement has been terminated.It is probably because I have id as the first property,but if I “shift” the array by omitting
Postgresql: join readonly database with csv-file
The task is to join data from local cdv-file with data from remote database. On this database I have readonly writes. So I can’t create new tables in this db. Only recommended way (which I have found) to do this is to: 1. Create new table in db 2. Copy (import) content of csv-file in this new table. 3. Make
Powershell, invoke-sqlcmd, export-csv fails to show data if there is more than one result
I have the below code to get data from a SQL DB and export it into a CSV file: This works perfectly if there is one result. But if there is more than one result, it will show the below in the csv file I am at my wits end as to why it is doing this. It’s obviously the
I am unable to upload a .csv file in postgresql database because I don’t know how to put date structure in sql query
I downloaded a csv file for practising where date format is of two types as shown in picture. the picture is here I tried to change the format to yyyy-mm-dd in excel but it is not happening. and also, I can’t upload the file in database in my postgresql. I used the data type “date” but it says I need
Is there a way to parse csv string with escapings via HQL/SQL?
I have a problem parsing csv-formatted data that is stored in a Hive table column that is loaded into PostgreSQL DB afterwards. What I need to do is to retrieve some fields from there, however, if a comma is enquoted, it should be treated as a part of data to retrieve; on top of that, quotes can be escaped themselves.
SQL for adding another column showing Nth occurrence of unique ID within data-set
I have a table of patient visits, where each row is a visit. There is a column with the unique patient ID to signify which client the visit was for. I would like to add another column which shows the Nth occurrence of that patient ID within the data-set. So first visit would show 1, second visit shows 2 and