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Check if table exists in SQL Server
...ke this to be the ultimate discussion on how to check if a table exists in SQL Server 2000/2005 using SQL Statements.
28 An...
Escaping keyword-like column names in Postgres
...
Some warning: Without the quotes PostgreSQL folds all identifiers to lowercase. MyTable, myTable and mytable are just the same. With the quotes this folding is not done. So "MyTable" is no more the same as mytable.
– A.H.
Oct ...
Why is SQL Server 2008 Management Studio Intellisense not working?
...es, or other methods, then I hope I may be of assistance.
I have Applied SQL 2008 R2 Service Pack 1 which you can download here
http://www.microsoft.com/download/en/details.aspx?id=26727
32 Bit:
SQLServer2008R2SP1-KB2528583-x86-ENU.exe
64 Bit:
SQLServer2008R2SP1-KB2528583-x64-ENU.exe
I have ap...
How should I use try-with-resources with JDBC?
...separate method:
public List<User> getUser(int userId) {
String sql = "SELECT id, username FROM users WHERE id = ?";
List<User> users = new ArrayList<>();
try (Connection con = DriverManager.getConnection(myConnectionURL);
PreparedStatement ps = con.prepareSta...
What are the most common SQL anti-patterns? [closed]
... us who work with relational databases have learned (or are learning) that SQL is different. Eliciting the desired results, and doing so efficiently, involves a tedious process partly characterized by learning unfamiliar paradigms, and finding out that some of our most familiar programming pattern...
Import .bak file to a database in SQL server
...
On SQL Server Management Studio
Right click Databases on left pane (Object Explorer)
Click Restore Database...
Choose Device, click ..., and add your .bak file
Click OK, then OK again
Done.
...
How to get a float result by dividing two integer values using T-SQL?
Using T-SQL and Microsoft SQL Server I would like to specify the number of decimal digits when I do a division between 2 integer numbers like:
...
How can I set a custom date time format in Oracle SQL Developer?
By default, Oracle SQL developer displays date values as 15-NOV-11 . I would like to see the time part (hour/minute/second) by default.
...
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Referring to a Column Alias in a WHERE Clause
...fter the WHERE clause.)
But, as mentioned in other answers, you can force SQL to treat SELECT to be handled before the WHERE clause. This is usually done with parenthesis to force logical order of operation or with a Common Table Expression (CTE):
Parenthesis/Subselect:
SELECT
*
FROM
(
SELE...