I know how to make a set query display, but I need to take an input, run a statement, and display the result. Here is what I have: HTML: PHP: I also want to make the statements read only so nobody can mess with my tables. im a little new to this i might need some extra explaining Answer To
Tag: sql
How to handle True, False or NULL in where clause
How can I reduce this to only one where statement @state as bit I wish I could compare True, False or NULL in one select statement Answer Would this not work? Another approach would be to use coalesce on both conditions.
MySQL rows checksum
Is it possible to select entire row in a table and get sort of checksum? I am looking for a way to tell my code to update data only if at least one record has been changed. From perspective of data …
Difference between database level trigger and server level trigger in SQL Server
Can anyone please tell me the difference between database level trigger and server level trigger in SQL Server ? Thanks in advance.
Database design, customers (companies / individuals) in the same table?
Found possible duplicate : Database design, multiple types of customers in the same table Hi everyone. I’m actually looking for a nice way to create a database with 2 kinds of customers : Individuals and Companies. This is for a website and I’m using CodeIgniter framework (not sure it’s impo…
How to create a huge string in Postgresql
For testing / debugging purposes, I need to get an enormous string into a field for one of my records. Doesn’t matter what the string is. Could be a million “*”s or the contents of Moby Dick…. …
Database design for InApp Purchases [closed]
I’m struggling with designing a proper database architecture for my problem. What I have: Player with unique playerID and other information (in the database). Items with a unique itemID and other …
Looking for help to make a select statement dynamic
I want to make a dynamic select statement that can select whatever table I ask for, same with table columns in my database. Here is my select class so far: <?php class select extends database{ …
Check if NULL exists in Postgres array
Similar to this question, how can I find if a NULL value exists in an array? Here are some attempts. Only a trick with array_to_string shows the expected value. Is there a better way to test this? Answer Postgres 9.5 or later Or use array_position(). Basically: See demo below. Postgres 9.3 or later You can te…
System.Data.SqlClient.SqlException (0x80131904): Invalid column name
I am getting this error while trying to execute the attached code. Please help. I am getting values as list array in controller method successfully but when I try to read data from sql database I am getting error. Controller method: Execption:- Answer Since you are using inline SQL, every value within dogCSV …