Sql server records

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  • Every action in SQL Server - queries, updates, whatever - leaves a set of tiny footprints; SQL Server records all that valuable data and makes it visible through Dynamic Management Views, or DMVs. A DBA or developer can use this incredibly detailed information to significantly improve the performance of queries and better understand what's really going on inside a SQL Server system

    pdf355p phungnguyet_123 20-02-2013 24 4   Download

  • [ Team LiB ] Recipe 9.5 Performing a Bulk Insert with SQL Server Problem Given many records in an XML file that you need to add to a SQL Server 2000 database, you need to perform a bulk insert with optimal performance.

    pdf5p luvpro 04-08-2010 78 12   Download

  • Rand Morimoto, Ph.D., MCSE, CISSP Jeff Guillet, MCITP , MCSE, CISSP Windows® Server 2008 Hyper-V UNLEASHED 800 East 96th Street, Indianapolis, Indiana 46240 USA Download at www.wowebook.com Windows® Server 2008 Hyper-V Unleashed Copyright © 2009 by Sams Publishing All rights reserved. No part of this book shall be reproduced, stored in a retrieval system, or transmitted by any means, electronic, mechanical, photocopying, recording, or otherwise, without written permission from the publisher. No patent liability is assumed with respect to the use of the information contained herein.

    pdf10p yukogaru14 30-11-2010 47 4   Download

  • New Era is a manufacturing company that has two types of suppliers. The first type of suppliers allow credit and the second type of suppliers insist on payment in cash before delivery. The manufacturer wants to maintain information on these two types of suppliers separately. For the credit suppliers, “credit period” and “credit limit” have to be recorded. For the cash suppliers, “date of payment” needs to be stored. John is the database administrator at New Era. He needs to draw an E/R diagram to represent the above situation. ...

    pdf14p tienphuoconline 03-05-2011 46 4   Download

  • In the network model, data is represented using a collection of records. The records are related to each other using links. Each record consists of fields and each field contains a single data value. A data structure diagram can be used to represent the design of a network model.

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  • Khái niệm query. Dùng để trả lời các câu hỏi có tính chất tức thời. Bộ hỏi được dùng để lựa chọn các bản ghi (record), cập nhật các bảng và bổ sung các bản ghi mới vào bảng. Dùng làm nguồn dữ liệu cho các biểu mẫu, báo cáo. Tạo lập, cập nhật CSDL.Truy vấn chọn (Select Query): Thực hiện việc tìm kiếm (kể cả tính toán). Truy vấn Crosstab: Thực hiện thống kê trên CSDL.

    ppt103p huynhbahoc 19-11-2012 262 61   Download

  • Improve performance by creating a clustered index: A clustered index physically orders the data in a table based on a single or composite column. The records stored in a table without a clustered index are not in a specific physical order. Whenever you need to query the column or columns used for the clustered index, SQL Server helps you sequentially read the data in a clustered index an extent (8 data pages, or 64K) at a time. This makes it easy for the disk subsystem to read the data quickly from disk, especially if there is a lot of data to be retrieved....

    pdf10p tienphuoconline 13-05-2011 28 7   Download

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