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Repository Pattern Step by Step Explanation [closed]
...objects, is safely contained in the repository.
Very often, you will find SQL queries scattered in the codebase and when you come to add a column to a table you have to search code files to try and find usages of a table. The impact of the change is far-reaching.
With the repository pattern, you w...
Using a .php file to generate a MySQL dump
...he output to the PHP script -- no need for the PHP script to get the whole SQL dump as a string : you only need it written to a file, and this can be done by the command itself.
That external command will :
be a call to mysqldump, with the right parameters,
and redirect the output to a file.
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Is it possible to use raw SQL within a Spring Repository
I need to use raw SQL within a Spring Data Repository, is this possible? Everything I see around @Query is always entity based.
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How to perform better document version control on Excel files and SQL schema files
I am in charge of several Excel files and SQL schema files. How should I perform better document version control on these files?
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How do I restore a dump file from mysqldump?
I was given a MySQL database file that I need to restore as a database on my Windows Server 2008 machine.
17 Answers
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What is the difference between ExecuteScalar, ExecuteReader and ExecuteNonQuery?
..., SELECT col1, col2 from sometable).
ExecuteNonQuery is typically used for SQL statements without results (e.g., UPDATE, INSERT, etc.).
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Query to list number of records in each table in a database
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If you're using SQL Server 2005 and up, you can also use this:
SELECT
t.NAME AS TableName,
i.name as indexName,
p.[Rows],
sum(a.total_pages) as TotalPages,
sum(a.used_pages) as UsedPages,
sum(a.data_pages) as Data...
How to combine two strings together in PHP?
...o one mentioned this but there is other possibility. I'm using it for huge sql queries. You can use .= operator :)
$string = "the color is ";
$string .= "red";
echo $string; // gives: the color is red
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MySQL/SQL: Group by date only on a Datetime column
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Are you sure the second one works? On SQL Server, this fails, and it fails for a good reason. I would expect it to fail anywhere else as well. Can you confirm that MySQL actually handles this query?
– Tomalak
Dec 14 '08 at 1...
Should programmers use SSIS, and if so, why? [closed]
...points where the abstractions break down. To figure out what each "Execute SQL Task" or "Foreach Loop" does, I have to double click the damned thing and browse through a tree of literal values and expressions, scattered across multiple tabs.
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