Category "sql"

improve sql query with 2 EXISTS sub queries

I have this query (mysql): SELECT `budget_items`.* FROM `budget_items` WHERE (budget_category_id = 4 AND ((is_custom_for_family = 0)

SQL- all rows which are present in all years

I have the following columns in my DB Codes year | code | ---------------- 2009 | 10001 | 2009 | 10002 | 2009 | 10003 | 2010 | 10001 | 2010 | 1000

How to replace starting two digit (00) with blank space in T-SQL?

I have a table where as codes are present in the form of 78,7244,d345 by default few records are found where the codes are start with 0072 . I have to delete st

Datagridview Error After Rowfilter -> Data Update/Add and Fill Process

I have a datagridview which filled by SQL table. When I search a value with a textbox in the data and update/insert the some values and use fill function again

Joining MySQL table

in my database there are 2 tables : posts, room Posts tables include ID and Title columns and includes many rooms and hotels titles and IDs. In the room table t

Deadlock on Select from table-valued parameter

I have this piece of code which acquires connection from EF Core DB context and executes select on the received data. var conn = _dbContext.Database.GetDbConnec

LARAVEL: How to fetch id dynamically in a query builder?

I want to join multiple tables in laravel with query builder. My problem is that my code only works if I specify the id myself that I want like this: $datauser

Calculating the mode/median/most frequent observation in categorical variables in SQL impala

I would like to calculate the mode/median or better, most frequent observation of a categorical variable within my query. E.g, if the variable has the following

How to parse json data in a column with Druid SQL?

I'm trying to parse json data in a column with Druid SQL in Superset SQL lab. My table looks like this: id json_scores 0 {"foo": 20, "bar": 10} 1 {"foo": 30, "

How do I backup a database with a stored procedure in SQL?

I'm trying to create a stored procedure that backs up a database, however whenever I execute it, the folder I'm trying to backup to remains empty. Here is my st

How to update a value in column based on value from other table in SQL server?

I have two tables match_score and match_condition I want to update table match_condition and set values of innings, first_4, etc. Here's the example in which I

Get first day of sequence SQL

I would like to get first day of continuous date sequence. Query is valid for one month. I am using SQL Server 2014. Table example: Id | VechicleISO | RideISO |

Updating foreign keys from data table to keys from new table? Without dozens of queries?

I am migrating some data. I have a table data which has quite a lot of columns to reference other tables. And those other tables are being changed and simplifie

Recursive View Message - Azure Data Bricks

Error : AnalysisException: Recursive view management_db.v_extract detected (cycle: management_db.v_extract -> management_db.v_extract) Query outisde of the v

Listing tables USED BY materialized view in PostgreSQL?

I've googled for it, both couldn't find an answer. How can I list tables used by materialized view (must not use the information_schema views) in PostgreSQL? Th

Rename MySQL table name safely in Flyway script

I'm going to rename a MySQL 8.0 table via Flyway SQL script: RENAME TABLE aaa TO bbb; and it's supposed to be run on env many times - but such the script is no

Postgresql argument placeholder in jsonpath expression

I try to pass argument $1 to jsonpath-expression: SELECT 1 FROM %s.orders AS O WHERE order_info @? '$.items[*] ? (@.ProductID == $1)' but it doesn't work. P

Need help - Divide by 0 error in window equation?

I have the query below and keep getting a divide by 0 error but I'm not sure how to add something to bypass that select x.year, x.month, x.period, coalesce(

How to use group by and ordery by with some operation in SQL? [closed]

I have two columns price and sold_count for the product table. How do write sql query to find the top 3 shops having highest Revenue (calculat

Solution add textbox in SQL as string in vb.net

What is the solution if you see the code below there is a value (2000) then I want to change it to textbox so I can custom value. Thanks jack Dim sql As String