I am back developing futher our Python/CGI based web application run by a Postgres DB and as per usual I am having some issues. It Involves a lot of Legacy code. All the actual SQL Querys are stored in the .py files and run in the .cgi files. I have the
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You have no "WHERE" clause on your $Query. So it iterated through the loop, and updated ALL records in the database with the $counting... each time. In essence, each time the query executed, it updated 22 records with the same id number. You're simply seeing the last query r...
If the returning ResultSet Object of a query statement contains multiple rows, you can use res.next() method to loop through each row in the output. The tutorial Java program below shows you how to loop through the ResultSet to list customer names in Customer table: /* LoopResultSet.java...
join d in dContext.GetModel() on a.CanId equals d.CanId where a.Id == id select new { ac = ad, ce = b, skill = c, exp = d }).ToList() ; so it proves that its a huge query which has a bulky out put as each join table has multple rows related to a candidate ...
This variable will hold the results returned by the query. Click OK to close the editor. Next, add a ForEach Loop container and connect the Execute SQL task to it. Open the editor and click Collection. In the enumerator drop down menu, select ForEach ADO Enumerator. In the ADO Object ...
我会避免编写所有的样板ADO.NET代码，而使用Dapper。Dapper是一个微型ORM，没有特定于DB的实现细节。它...
Hi, Actually I have a file which consists data . for eg names. Then I want my sql query to read this file and produce the output. Currently I am using this FOR EG : FILENAME is NAMES for i in `cat NAMES` { sqlplus -s $CONNECTID << EOF spool rooh set heading off select... ...
I have some control over the DB I use, so I took the liberty to flatten the row in the DB ETL process, prior to bringing the data in. Used this query below. But it was processor intensive, so I could not do it run-time, so had to schedule it prior. ADM_ID to T_CODE is a...
First, the raising of VALUE_ERROR has nothing to do with your collection. The PL/SQL runtime engine will raise a VALUE_ERROR exception whenever it tries to execute a numeric FOR loop and either the low or high expression in the loop’s header evaluates to NULL. ...