rowcount

Returns the number of rows affected by the previous statement! The same features as @error are reset after each statement is executed, and if future use requires saving the variable to a local variable. Any statements that do not return this

Stored Procedures | data | structure/*************************************************************************/ /* */ * Procedure:up_getpostedtopiclist * * /* */ /* Description: The essence area posts list * /* */ /* Parameters: @a_intForumID:

Pb (PowerBuilder) The reason for the great achievements is that there are DataWindow objects, DataWindow is a powerful and flexible features, I used PowerBuilder development after a period of time, summed up some skills, For the vast number of PB

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function We need a row selection operation in the Data window. If a user chooses a row in order to modify the data or see more detailed content, and in other cases the user may want to delete or modify multiple rows at the same time, we need to have

select|server| variable | statement declare @user nvarchar (20) Select @user = ' User1 ' Use CountMe /* To determine whether the user exists * * DECLARE @userweek int Select @userweek =[week] from base where userid= @user SELECT @ @rowcount If @

mysql| Page | data | Show build and generate test data (Mysql.sql): CREATE TABLE Pagetest ( ID int unsigned NOT NULL primary key auto_increment, Name text NOT NULL ); Insert into Pagetest (name) values (' Hello, friend, this is the pagination test

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Because looking at Oracle, I always thought SQL Server was stupid. It's rumored that SQL 2005 has something rowid to solve the top sort problem. Unfortunately, there is no chance to experience it. When you write a stored procedure in SQL 2000, you

Data | database | duplicate Method One Declare @max integer, @id integerDeclare cur_rows cursor Local for select main field, COUNT (*) from table name Group by main field having count (*) > 1Open Cur_rowsFetch cur_rows into @id, @maxWhile @

The recent discovery of the performance of common query stored procedures for existing frameworks is slow, and the following code is carefully studied: Alter PROCEDURE [dbo]. [Areaselect] @PageSize int=0, @CurrentPage Int=1, @Identifier

What is the paging display when ADO accesses a database? If you've ever used an electronic bulletin board program on a number of websites today, you should know that. Electronic bulletin board program in order to improve the reading speed of the

datagrid| print using System; Using System.Windows.Forms; Using System.Drawing; Using System.Drawing.Printing; Using System.Data; Using System.Collections; Namespace Sx_mdi { Summary description for Datagridprinter. public class Datagridprinter {

Recently in the forum to see someone asked, how to quickly generate 1 million of the 8-bit repeat number, for this problem, there are several points to note:1. How to generate 8-bit random numbers, the more random the number of generated, the

Stored Procedures | Detailed articles on ASP and stored procedures (Stored procedures), but I doubt if the authors actually practiced them. I have consulted a lot of relevant data at the beginning of the class, and found that many of the methods

What is the paging display when ADO accesses a database? If you've ever used an electronic bulletin board program on a number of websites today, you should know that. Electronic bulletin board program in order to improve the reading speed of the

SQL Server paging stored procedure CREATE proc [dbo]. [Proc_opinion_baseinfo] @TableName varchar (4000), @PkField varchar (100), @PageIndex Int=1, @PageSize int=10, @SqlWhere nvarchar (4000), @RowCount bigint OUTPUT, @PageCount bigint output

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