I have three tables, the relevant parts of which are: users users.userID, users.userNickname groups groups.groupID, groups.groupOwner, groups.groupName mapFriendsGroups mapFriendsGroups.userID, mapFriendsGroups.groupID To be clear, the functionality is that a primary user can create new groups which appear in the groups table.…
I am trying to import data into MySQL from a JSON file. public function importProductFile($file, $return = true) { $products = json_decode($file); $dubTableName = Product::tableName() . "_dub"; $start = time(); if ($this->db->createDuplicateTable(Product::tableName(), $dubTableName)) { $i = 0; foreach ($products as…
I have a combo box where I show all the names of my tables inside my database. Now I can't find a way where I can display all the content of my table in data grid view by selecting a…
I'm trying to create a mysql query that looks through my scoreboard for a given playerid and then finds their highest score and then adding a rank to that score. I've come quite close to what I'm trying to achieve…
i have installed mysql-community-server in my centos 7.9 machine, its service is not starting and giving me error while starting the service due to that i am unable to run mysql_secure_installation script as well here's the error that i am…
private int getuserid(String username){ SqlConnection con = new SqlConnection(_conString); SqlCommand cmd = new SqlCommand(); cmd.CommandType = CommandType.Text; cmd.CommandText = "SELECT USER_ID from tblUser where USERNAME ='" +username+"'"; int locid = Convert.ToInt32(cmd.CommandText); return locid; } Hi everyone, do you have an…
For Future Readers, this was my first question and the answer has been found (read comments and replies below): First of all, i've searched in Stackoverflow and i didn't found an answer for a similar problem. i would like to…
I did a query in phpmyadmin using the following command:- EXPLAIN SELECT COUNT(*) FROM wp_options WHERE option_name LIKE 'wc_facebook_background_product_sync_job_%' AND ( option_value LIKE '%"status":"queued"%' OR option_value LIKE '%"status":"processing"%' ) Result: *** row 1 *** table: wp_options type: ALL possible_keys: option_name…
I have a webserver running Plesk and serving websites via "PHP-FPM served by nginx". I notice several downtimes every day, for some of the domains but not all of them. The domains that get down every day are kind of…
ALTER TABLE departments RENAME COLUMN department_name TO dept_name VARCHAR(50); Why I am getting this errorenter image description here