I have a database with a column containing phone numbers. I want to add plus(+) sign in the beginning of every phone number. This is the query I’m using to insert any other character, but it doesn’t seem to work with + sign. It says 0 row(s) affected Rows matched: 4023 Changed: 0 Warnings: 0, whic…
Tag: mysql
In MySQL, when ordering by more than one conditions, how do I treat “false” the same way as “null”?
I have a select statement where I want to order by a boolean column first, then order by a date column, and the goal is to put records with boolean = true at the top, then for the records with boolean = false OR boolean is NULL, they should be sorted by the date column`. The statement is like However,
I want to query the row values as Column in SQL
I have a query to result in the below data from DB But actually, I want to get the data as Is there any way we can do this the SSRS? How can I do this? really stuck Answer You can do this easily in SSRS without changing your dataset. Add a Matrix control to your report Drag the Assignee
SQL FOREIGN KEY ERROR (errno: 150 “Foreign key constraint is incorrectly formed”)
Hi I have this three very simple tables but I can’t fix it to get the right format of foreign key. CREATE TABLE company( company_name varchar(30) UNIQUE NOT NULL, bid INT(15) NOT NULL UNIQUE, cid INT(15) NOT NULL UNIQUE, FOREIGN KEY (bid) REFERENCES branch(branch_id), FOREIGN KEY (cid) REFERENCES contac…
LEFT JOIN to return only first row
I am making a join with two tables, tab_usuarios (users) and tab_enderecos (address). tab_usuarios structure: id_usuario nome usuario 1 Administrador admin 2 Novo Usuário teste 3 Joao Silva jao tab_enderecos structure: id_endereco id_usuario cidade uf 2 1 cidade SP 20 2 Lorena SP 22 2 Lorena SP 24 3 Campinas …
selecting all rows except top row using offset in MySQL
How can I use offset clause to get all rows except the first row. I am using query like But this is not working in MySQL. what am I doing wrong here? Answer Sadly in MySQL OFFSET only works together with the LIMIT clause. So you need to use or I have chosen that limit number from a different question
Not getting proper data while join two query in Mysql
Hi Everyone i am writing a query one query getting weekly data one is getting yesterday record from same table, when i execute both query separatally its working properly but when join both query then yesterday data query not getting proper output. Sampal data https://dbfiddle.uk/?rdbms=mysql_8.0&fiddle=8…
Need to Pick Max Date when status = N otherwise No in MYSQL
I have a table which have records like this I’m trying to get the Max Date for each ID which have STATUS = ‘N’. If I get MAX DATE and STATUS = ‘C’ then I don’t want that record. Output : SCRIPT : But I’m not able to get desired output. Answer You can use NOT EXISTS: I…
MySQL Filter on many-to-many on recipes – ingredients tables
In my application, I have 3 tables: recipes ingredients recipes_ingredients I need to find all those recipes that contain a list of ingredients_id and that I have in my food storage and containing NO OTHERS ids outside the list I provided (so not in my food storage). Example: i provide oil (id=111) bread=(id=…
SQL query returning 0 rows after adding extra INNER JOIN
The issue is simple to explain, but seemingly not so simple to solve. This SQL query returns 0 rows: This one, however, returns 1 row as I expected: The only difference is the lack of INNER JOIN with the org_depts table. What I want to be returned is all the column values from app_handover, which references s…