I’ve gotten a fatal error, which I do not know where went wrong. My Category page, and this is my function script for getCategoryArrCon Answer If you have noticed, when you echo your prepared statement, it will look just like this: That simple space is important also in the middle of c.image and FROM to…
Tag: sql
PostgreSQL Foreign Key syntax
I have 2 tables as you will see in my PosgreSQL code below. The first table students has 2 columns, one for student_name and the other student_id which is the Primary Key. In my second table called tests, this has 4 columns, one for subject_id, one for the subject_name, then one for a student with the highest…
What is the difference between LATERAL JOIN and a subquery in PostgreSQL?
Since Postgres came out with the ability to do LATERAL joins, I’ve been reading up on it, since I currently do complex data dumps for my team with lots of inefficient subqueries that make the overall …
Replace [ ] bracket in a string
I have a string that includes brackets, [], around a number. Since this string represents my column names for a SQL database I need to remove/replace them. So far I do it in the following way: It works fine, but it looks ugly for me since I have to do that for [1] to [20]. Is there a way to
How do I list all tables in a schema having specific column in oracle sql?
I have found the list of all tables using this query – But I need to list all the tables having column name starttime_date or starttime. Answer You could use USER_TAB_COLS view. For example, You could try,
How do I use a variable in an SQL script passed in from a powershell script
I’m new to Powershell and getting stuck with some of the syntax. I have a powershell script that calls a SQL script with a variable I want to access inside the script. in my SQL query I want to be able to access the $powerShellVar variable like this However, when I do that, I get this error What am I
the name is not a valid identifier. error in dynamic stored procudure
my stored procudure is : when execute show this error: The name ‘SELECT IDproduct,name_product,first_price,final_price,max_registered_price, date_record_shamsi,final_date_view_shamsi, count_views,image_1,collection_1 from Table_asbabbazi where active=0 AND (name_product LIKE %@name_product%) AND (collec…
SQL CASE Statement for no data
I have a table that has process engines 1,2,3,4,5,6 with a running status. When one of the engines is down the record gets deleted from the table. Using a case statement I can display the first engine that is down but how do I go about displaying the engines if 2 or more engines are down. For e.g. how do
How to get current and previous ids of current id in one query(mysql)
My table is like this: The current empid is for example 10, I want the previous and next empids from the database. The next and previous values may not be 11 and 9 respectively, I need to get it from the database only in a single query. Could any body please help me with this? Answer ex. empid = 4
SQL Server: Replace invalid XML characters from a VARCHAR(MAX) field
I have a VARCHAR(MAX) field which is being interfaced to an external system in XML format. The following errors were thrown by the interface: mywebsite.com-2015-0202.xml:413005: parser error : …