I have two tables dept and employees those table have parent and child relation ship link column is deptno i want to delte department even this departmetn contains employees i want to write storedprocedure for first delte employees and after department if i wrtie these two querys in storedprocedure will i get any problems
Begin Delete from tbl_employees where Department_Id=@Department_Id Delete from tbl_Department where Department_Id=@Department_Id RETURN END
I've have to delete multiple rows from database in a table . Which is the best way to delete data to optimize performance of sql server as well as asp.net.
I have the below code snippet i found, but when running the delete command I get an run-time error of: Index was out of range. Must be non-negative and less than the size of the collection.
I am trying to design my logic to do this but I want to create a dataSet which will have records from several databases, The records all have the same layout.
I am reagin the connection string paths from a table in a database.
I am asking for your help in trying figure out my logic.
Should I use the connectionString builder in conjunction with a loop to Connect, read a record into a dataset Until therer are no more records to be read from my databse table with the database name/paths tables ?
Here is my beginning code which deals with one database:
I have bounded my GridView to an ObjectDataSource. I have set a delete method for this ObjectDataSource. Now how can I delete my GridView's records with enable Deleting?
I am using LINQ Expression to insert records in SQL Table. My Table dosen's have any Primary Key Field. Whenever I Am trying to Insert Records in Table using LINQ Expression, this always occurs an Error that 'the Table You are using to insert Dosen't Have Any Primary Key Field.
How I Will Insert Records Without Having Primary Key ?
I trying to create a search mechanism for records in a EDM based on text entered on a text box in a web page.
For example, if I enter a partial name of a customer and/or state abrebiation for that customer on the Text Box (abc, TX)s, I want to search name and state fields in a Customer table in my database for matching customers.
I found a solution with the namespaceSystem.Linq.Dynamic, but for some reason it is not working. It does not expose the Search() method. Here is the code I am using to perform the search;
I have two tables namely "CategoryMapping" and "PartnerCategory"...The partnercategory table has foreign key with categorymapping on CategoryID...
let us say categorymapping should be filed first then partnercategory should be filed based on the categories defined in categorymapping. For example my two tables have the following data:
I have a basic CMS which I'm adding to a site to display some downloads organised into groups. I have two tables, one for the groups and one for the downloads. I'm using a repeated to display the groups with another repeater inside to display the children. This works perfectly.
However some of my download groups may not have any downloads related to them and I'd like to handle this by filter the groups so that only those with a relate download record(s) are shown.
I'm trying to do this with the query which populates the top repeater based on some ideas I read but I must be going wrong with the syntax.
Here is what I'm using to try and only select downloads groups which have downloads linked to them by the download group ID.
[Code]....
Can anyone offer any thoughts on how I should construct the query to perform this?
I have Revision column in Quote table with time stamp (MySql table) now i am viewing the entire date and time my end user want to view only Date he doesnot want to see time how can i pull only date.i am displaying revision column in two ways one in grid view and another one in field value
Query in my Grid view
Dim query As String = "SELECT QuoteNumber,Revision,Vendor,PartNumber,status,Customer,Requestor from quotes"
On select check box in grid view, filed values will be loaded with data.
im learning t-sql, infact i needed its while-loop to loop through records of a table, i found this code in some book:
[Code]....
i understand here that setting the rowcount variable to 1 will force the select statements to return only one record, do all above select statements return one record only?
if the underlined select statement returns one record everytime it is executed, isn't it supposed to return the same first record of the table everytime? is there a better way to loop through a table's records?
Given an XML id list pulled out from a User Profile, how can we best program to use that list to retrieve text records from a SQL table and populate a dropdown list which contains ids from the XML list and text values from the SQL table.