Im trying to patch a value in my Database, but Im getting an error. Backend: Frontend: Error: “You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near ”important’ = 1 WHERE todo_id = 1′ at line 1″ SQL…
Tag: sql
ERROR: invalid input syntax for type numeric (SQL)
I’ve created a data set with Mockaroo and then added the file with cmd. But I am getting this error. ERROR: invalid input syntax for type numeric: The table definiton is this : create table car( id …
Using Identity or sequence in data warehouse
I’m new to data warehouse, So I try to follow the best practice, mimicking some implementation details from the Microsoft Demo DB WideWorldImportersDW, One of the things that I have noticed is using Sequence as default value for PK over Identity. Could I ask, If it’s preferable to use Sequence ove…
Retrieving row and column number from within a string in sql
I am trying retrieve row and column number for following strings. The numbers that follow the R are the row no and numbers that follow the C are column numbers. Also as you can see some of them are 4 digits and some of them are 3 digits. How do I use a single function to retrieve the row and
Remove the middle row of the SQL table
In My SQL Table store the Status record. There are 4 main status Open, New, Completed, and closed. There can be many New Status. But Open, Completed, and Close should only one status. But we can close status Reopen(ID 102) For the particular sequence SEQ column is the unique ID. we can consider ID and SEQ as …
SQL: Why do I not get the same output with the two queries below?
I am trying to find Students who got all possible different grades. If you receive an 18 you pass the course and the highest number is 30. Thus, if you have received 13 different grades which are higher than 17 you have in turn received all possible passing grades. The first query returns 0 rows and the secon…
SQL (Bigquery) – Populate multiple columns in existing rows
EDIT: As @Prateek suggested, I changed my working flow – Now the first query is used as “Structure-Query” that I run every time that I want to clear and recreate my table with the desired variables structure. The second query became my “Population-Query”, where I fill my empty st…
Updating specific rows to values based on the count of rows in another table
I have a table RESERVED_BOOKINGS_OVERRIDDEN and another table ALLOCATED_PRODUCTS Now I need to update the ReservedQuant column in the ALLOCATED_PRODUCTS table based on the rows in RESERVED_BOOKINGS_OVERRIDDEN The ReservedQuant must minus by the amount of rows found where the ALLOCATED_PRODUCTS.Date is within …
Foreign key as primary key?
I currently have 2 tables STUDENTS and SUBJECTS. I need to create another table for ENROLLMENTS, the thing is that in that table I need to know the minimal attendance, which is both dependent on …
Insert data into Postgresql with duplicate values
I need to insert dataset in postgresql. the problem is that there are many duplicate values in the request. As the result database should involve Or nothing if this dataset is in database. How should I make my query? P.S. The table is: Answer If you don’t want duplicates inserted, then add a unique inde…