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Inventory Your Files Using SAS
Inventory Your Files Using SAS

... many directories. After a few years there can be thousands of files and many gigabytes of data. At some point the time will come for cleaning up or migrating to a new server. When this time comes, SAS can be a handy tool to inventory your files, summarize files by age, size, directory, etc. SAS can ...
SQL Server in Azure: Essentials for the Database
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... • Deploy a SQL Server Database to a Microsoft Azure VM wizard o Built into SSMS ...
database manager - GIS-Lab
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... 11.4.5 Transferring a layer from gvSIG to Oracle If you wish to export a layer to an Oracle database, you will also be asked if you wish to include the view’s current coordinate system in the table at the end of the process described in the manual. This may be useful in cases where we do not wish to ...
November 28°, 2015
November 28°, 2015

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Fast Track 3.0 Reference Guide
Fast Track 3.0 Reference Guide

... disk scan performance becomes an increasing priority in contrast to transactional workloads that stress disk seek time. The FTDW reference architecture optimizes hardware and database software components with disk scan performance as the key priority. This results in more efficient sequential disk r ...
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Chapter 1: Introduction

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Chapter15 - Computer Science
Chapter15 - Computer Science

... – If it were to be created once and then stored on the user’s computer, then there would be two copies of the information ...
Chapter 1 Notes
Chapter 1 Notes

... depositor.account-number = account.account-number  Application programs generally access databases through one of ...
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“UNDERSTANDING CAPABILITIES OF SPATIAL DATABASE
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... The DML/SQL statements embedded in the program code is usually placed between delimiters such as EXEC SQL SELECT …… END-EXEC The program is then pre-compiled to convert the DML into the host source code that can subsequently be compiled into object code for running. Compared to the command lines of ...
Student Workbook for "Murach`s SQL for SQL Server"
Student Workbook for "Murach`s SQL for SQL Server"

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SQL: Queries, Constraints, Triggers
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... • Catch errors in business logic in the database layer. • Run the scheduled tasks because the triggers are invoked automatically before or after a change is made to the data in the tables. • Audit the changes of data in tables. ...
A Database Perspective on Knowledge Discovery
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... Thus, rule discovery is viewed as yet another, perhaps more expressive, type of querying. Rules that constitute answers to rule queries are no more (or less) “discovered” than tuples in the answers to SQL queries. But rules are not necessarily the final product of the KDD applications. Thus, a prope ...
Upgrading from SQL Server 2005 Express Edition to Workgroup or
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... To insert a single or multiple records into the database. Syntax: Insert into table_name values(value1,value2..); The Insert statement has mainly three clauses. 1). Insert: It specifies which table column has to be inserted in the table. 2). Into : It tells in which the data will be stored. 3). Valu ...
Towards a Self-tuning RISC
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... manageability and predictability will become so painful that information technology is likely to abandon database systems as a cornerstone of data-intensive applications. The bottom line is that database systems have become unattractive in terms of their ”gain/pain ratio”: the gain of using a databa ...
Chapter 3 Notes
Chapter 3 Notes

... External Data Level (con’t) • Application is written in terms of an external schema. • A view is computed when accessed (not stored). • Different external schemas can be provided to different categories of users. • Translation from external to conceptual done automatically by DBMS at run time. • Co ...
764_24_Mohammed_Backup
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... These are utilities that allow us to make exports and imports of data objects( such as tables). Exp/Imp allows transferring data across DB’s that reside on different hardware platforms or on different Oracle versions. Exp/Imp can be used in four modes: - Full Export: The EXP_FULL_DATABASE and IMP_FU ...
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... Embedded Approach: e.g embedded SQL (for C, C++, etc.), SQLJ (for Java) Procedure Call Approach: e.g. JDBC for Java, ODBC for other programming languages Database Programming Language Approach: e.g. ORACLE has PL/SQL, a programming language based on SQL; language incorporates SQL and its data types ...
Logical Standby – Setup
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... ● For r/w access - Setup private synonyms over database links to the new development user. ● For r/o access – Use public synonyms from production schemas or create private synonyms. ...
Chapter 1 Relational Database Fundamentals
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... minus side, however, application programs must include logic that manipulates the file’s data at a very low level of complexity. The application must know exactly where and how the file stores its data. Thus, for small systems, flat files work fine. The larger a system is, however, the more cumberso ...
Chapter 4
Chapter 4

... (EXCEPT or MINUS) and intersection (INTERSECT) • Results of these set operations are sets of tuples; duplicate tuples are eliminated from the result • Set operations apply only to type compatible relations (also called union compatible); the two relations must have the same attribute types and in th ...
table1.column
table1.column

... -Many to one -Many to many ...
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SQL

SQL (/ˈɛs kjuː ˈɛl/, or /ˈsiːkwəl/; Structured Query Language) is a special-purpose programming language designed for managing data held in a relational database management system (RDBMS), or for stream processing in a relational data stream management system (RDSMS).Originally based upon relational algebra and tuple relational calculus, SQL consists of a data definition language, data manipulation language, and a data control language. The scope of SQL includes data insert, query, update and delete, schema creation and modification, and data access control. Although SQL is often described as, and to a great extent is, a declarative language (4GL), it also includes procedural elements.SQL was one of the first commercial languages for Edgar F. Codd's relational model, as described in his influential 1970 paper, ""A Relational Model of Data for Large Shared Data Banks."" Despite not entirely adhering to the relational model as described by Codd, it became the most widely used database language.SQL became a standard of the American National Standards Institute (ANSI) in 1986, and of the International Organization for Standardization (ISO) in 1987. Since then, the standard has been revised to include a larger set of features. Despite the existence of such standards, though, most SQL code is not completely portable among different database systems without adjustments.
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