How can I check a column that contains a string?

currently I've been using this:

SELECT * FROM `meow` WHERE profile LIKE '%$username%'

But the problem I'm facing is if someone puts the letters 'a' it will pull everything that contains a and that's a bit of a security risk on my end, How do i search just 1 column to see if it matches $username exactly? not the whole table?

For exact string matching you should the = operator instead of the like operator:

SELECT * FROM `meow` WHERE profile = '$username'

how can I avoid the column that contains a null or null value

This question already has an answer here: Can you help to modify the query or other query for getting the expected result 1 answer I want to avoid those column which contain null or zero value here the table structure -- Table structure for table ord

On postback, how can I check the control that causes the return to the Page_Init event

On postback, how can I check which control cause postback in Page_Init event. protected void Page_Init(object sender, EventArgs e) { //need to check here which control cause postback? } ThanksI see that there is already some great advice and methods

How can I keep the patch that contains all the elements 1

from sklearn.feature_extraction.image import extract_patches import numpy as np data = np.array([[1, 1 , 0 , 0 , 0 , 0 , 1 , 0], [1, 1 , 1 , 0 , 0 , 1 , 1 , 0], [1, 1 , 0 , 1 , 1 , 0 , 0 , 0], [0, 0 , 0 , 1 , 1 , 0 , 0 , 0], [0, 0 , 0 , 1 , 1 , 0 , 0

There is a point on a triangular surface, how can I find the triangle that contains the point?

We have a 3d triangulated surface and there is a point on it. How can i find the triangle which contains the point. We can find with testing all triangles but it is slow way. I must make the algorithm faster. Is there any searching algorithm or is th

REGEX - How can I check the first occurrence of a string in PHP

This question already has an answer here: startsWith() and endsWith() functions in PHP 28 answers I have the following string : abc:def abc:ghi abc:jkl How can I check if my first occurence start with "abc:"? The string has no space except tabul

In R, find the column that contains a string for each row

I must be thinking in the wrong search terms because I cannot believe my question is unique, but I only found one similar. I have some rather clunky data from the World Bank that is a flat file representing a database. The data are one project per ro

how can i write a function that returns a string in c?

When I try calling my function using printf(" %s",course_comment(1.0) );, the program crashes. This is my function: char *course_comment(float b) { if(b < 2.0) return("Retake"); } Why does it crash? How can I fix it?If your strings

Can we get the column that contains the result of the search in SQL Server FTS search

I am new to FTS of SQL Server. So this might be an obvious question but i am not able to find any answer. I want to perform a search on 3 columns of a table. I can fire a query like : SELECT docid from TBLFTS where CONTAINS(* , 'SearchTerm') Now this

How can I check if an array contains an element or is completely empty?

If I define an integer array: int[] a = new int[13]; and I do not insert any item into it, how can I know whether the array a contains any items or is completely empty? Do I have to iterate through all the a.Length indices? In a list List<int> b = n

oracle sql - how to get columns that contain a string or null

I have table with 3 columns: I want to get all records where type like '%' and is_connect like 'N', Including rows where type IS NULL or contains a string. My query: SELECT * FROM OFFER WHERE TYPE LIKE '%' AND IS_CONNECT LIKE 'N'; I got the rows wher

How do I find all the columns that contain a string and none of these values

My goal is to write a SQL Server script (2008 R2 if it matters) that nulls out all values in all tables where the column name contains "Qualifiers". E.g. Table A contains columns named "TemperatureQualifiers" and "SalinityQualifie

How can I find any methods that contain a specific string in a Perl code set?

I've been given a tricky task which is to write a log entry at certain points within a large million+ line code base. The points that I need to log can be found from a list of 500+ template types. A template type is simply a string like "end_assignme

How can I check if a list contains at least one sublist?

I have two lists. One which has 10 lots of 3 objects(so calling as list[0], shows the 3 objects withing [0]). I then have another List that has a certain number of objects (it will be changing but we can use 6 objects as an example). I need to create

How can I find the line that contains the exception when using methods that parse data in C # WinForms?

so this is how my trouble began...i made a cs file that contains all of my helper methods within my projects,its somewhat of a toolbox for me...one of the methods is the following : static public decimal ToDecimal(this string str) { return decimal.Pa

Related Articles