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What is the difference between MySQL, MySQLi and PDO? [closed]
...s/differences PHP: Choosing an API:
(DEPRECATED) The mysql functions are procedural and use manual escaping.
MySQLi is a replacement for the mysql functions, with object-oriented and procedural versions. It has support for prepared statements.
PDO (PHP Data Objects) is a general database abstracti...
MySQL DROP all tables, ignoring foreign keys
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Here is SurlyDre's stored procedure modified so that foreign keys are ignored:
DROP PROCEDURE IF EXISTS `drop_all_tables`;
DELIMITER $$
CREATE PROCEDURE `drop_all_tables`()
BEGIN
DECLARE _done INT DEFAULT FALSE;
DECLARE _tableName VARCHAR(25...
MySQL error 1449: The user specified as a definer does not exist
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This commonly occurs when exporting views/triggers/procedures from one database or server to another as the user that created that object no longer exists.
You have two options:
1. Change the DEFINER
This is possibly easiest to do when initially importing your database obj...
How to generate a new Guid in stored procedure?
I currently have a stored procedure in which I want to insert new rows into a table.
5 Answers
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Algorithm to compare two images
...s.
Testing the algorithms
You should test (at the minimum) a large human analysed set of test data where matches are known beforehand. If for example in your test data you have 1,000 images where 5% of them match, you now have a reasonably reliable benchmark. An algorithm that finds 10% positive...
Why static classes cant implement interfaces? [duplicate]
...ly that. Each sentence logically leads to the next. Read his answer again, analyse it, let it sink in ;-)
– Riegardt Steyn
Nov 15 '13 at 12:47
31
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REST vs JSON-RPC? [closed]
...ce implementation without breaking clients:
Clients are required to know procedure names;
Procedure parameters order, types and count matters. It's not that easy to change procedure signatures(number of arguments, order of arguments, argument types etc...) on server side without breaking client im...
Could not find stored procedure 'dbo.aspnet_CheckSchemaVersion'
...tures. So you've got a couple of options:
Copy across the tables, stored procedures & views from your local SQL Server using SQL Management Studio or a similar application
Use the aspnet_regsql.exe tool to install the scripts from anew as per the instructions in this post (I don't believe you ...
Multiple queries executed in java in single statement
...ultiple queries,
separated by a semi-colon by default.
By calling a stored procedure that returns cursors implicit.
Following examples demonstrate the above two possibilities.
Example 1: ( To allow multiple queries ):
While sending a connection request, you need to append a connection proper...
Why do you create a View in a database?
...need to create a View in their database? Why not just run a normal stored procedure or select?
25 Answers
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