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MySQL: How to copy rows, but change a few fields?

...able ( Event_ID , col2 ... ) SELECT "155" , col2 ... FROM Table WHERE Event_ID = "120" Here, the col2, ... represent the remaining columns (the ones other than Event_ID) in your table. ...
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SQL injection that gets around mysql_real_escape_string()

...ollowing query: $iId = mysql_real_escape_string("1 OR 1=1"); $sSql = "SELECT * FROM table WHERE id = $iId"; mysql_real_escape_string() will not protect you against this. The fact that you use single quotes (' ') around your variables inside your query is what protects you against this. The fo...
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How can I get this ASP.NET MVC SelectList to work?

I create a selectList in my controller, to display in the view. 23 Answers 23 ...
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PostgreSQL - fetch the row which has the Max value for a column

...sted index lookup into lives - on my machine -- the latter query plan was selected given my memory settings and -- histogram SELECT l1.* FROM lives AS l1 INNER JOIN ( SELECT usr_id, MAX(time_stamp) AS time_stamp_max FROM lives GROUP BY usr_id ) AS l2 ...
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Using IQueryable with Linq

...ram. Your program then filters the data. In essence, the database does a SELECT * FROM Products, and returns EVERY product to you. With the right IQueryable<T> provider, on the other hand, you can do: IQueryable<Product> products = myORM.GetQueryableProducts(); var productsOver25 =...
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Formatting Numbers by padding with leading zeros in SQL Server

... Change the number 6 to whatever your total length needs to be: SELECT REPLICATE('0',6-LEN(EmployeeId)) + EmployeeId If the column is an INT, you can use RTRIM to implicitly convert it to a VARCHAR SELECT REPLICATE('0',6-LEN(RTRIM(EmployeeId))) + RTRIM(EmployeeId) And the code to re...
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Get list of all tables in Oracle?

... SELECT owner, table_name FROM dba_tables This is assuming that you have access to the DBA_TABLES data dictionary view. If you do not have those privileges but need them, you can request that the DBA explicitly grants you...
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Select something that has more/less than x character

Was wondering if it's possible to select something that has more/less than x characters in SQL. 4 Answers ...
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MySQL combine two columns into one column

...does not start with a digit, then the converted value is 0. So try this: select concat(column1, column2) Two ways to add a space: select concat(column1, ' ', column2) select concat_ws(' ', column1, column2) share ...
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Create a temporary table in a SELECT statement without a separate CREATE TABLE

Is it possible to create a temporary (session only) table from a select statement without using a create table statement and specifying each column type? I know derived tables are capable of this, but those are super-temporary (statement-only) and I want to re-use. ...