General Index Design Guidelines SQL Server 2005 Experienced
... An xml data type can only be a key column only in an XML index. For more information, see Indexes on xml Data Type Columns. Examine column uniqueness. A unique index instead of a nonunique index on the same combination of columns provides additional information for the query optimizer that makes the ...
... An xml data type can only be a key column only in an XML index. For more information, see Indexes on xml Data Type Columns. Examine column uniqueness. A unique index instead of a nonunique index on the same combination of columns provides additional information for the query optimizer that makes the ...
How to Implement FSQL and Priority Queries
... The relational model uses a collection of tables to represent data and relationships among those data. In our model, data values need not be exact. We can handle imprecise and uncertain information using fuzzy numbers and quantities. First, for each attribute we specify weather it can have fuzzy val ...
... The relational model uses a collection of tables to represent data and relationships among those data. In our model, data values need not be exact. We can handle imprecise and uncertain information using fuzzy numbers and quantities. First, for each attribute we specify weather it can have fuzzy val ...
13 Tips - Kevin S. Goff
... • Sometimes, however, the repetition of data might be so high that you might make an exception and normalize one or more dimensions (snowflake schema based on dimension outrigger) • Snowflake schemas are not “horrible”, but they can introduce complications (sometimes minor) in ETL processes and for ...
... • Sometimes, however, the repetition of data might be so high that you might make an exception and normalize one or more dimensions (snowflake schema based on dimension outrigger) • Snowflake schemas are not “horrible”, but they can introduce complications (sometimes minor) in ETL processes and for ...
Best Practices for Upgrading to Oracle Database 11g
... Upgrade. It is a useful tool for those that prefer a graphical user interface. It’s also valuable in that it automates things for you and it is less error prone that the Manual Method. There are two restrictions with using the DBUA. The first is that you can only use it on the same system; you canno ...
... Upgrade. It is a useful tool for those that prefer a graphical user interface. It’s also valuable in that it automates things for you and it is less error prone that the Manual Method. There are two restrictions with using the DBUA. The first is that you can only use it on the same system; you canno ...
Performance Guidance for SQL Server in
... The goal of this technical article is to provide guidance to developers and IT professionals on how to optimize the performance of Microsoft SQL Server workloads running in an Azure Virtual Machine environment. The article first describes the key concepts in Azure that have a direct impact on the pe ...
... The goal of this technical article is to provide guidance to developers and IT professionals on how to optimize the performance of Microsoft SQL Server workloads running in an Azure Virtual Machine environment. The article first describes the key concepts in Azure that have a direct impact on the pe ...
PHP
... PHP uses a similar coding style to other server-side scripting languages (ASP, JSP, Cold Fusion) ...
... PHP uses a similar coding style to other server-side scripting languages (ASP, JSP, Cold Fusion) ...
PowerPoint Template - exercise
... RDBMS provide well-proven, robust, reliable mechanisms for managing data 1) Portability. Relational model uses SQL to access the data. SQL language is well standardized and is largely the same across different database vendors. If you know how to write SQLs for Oracle, for example, you'll be able to ...
... RDBMS provide well-proven, robust, reliable mechanisms for managing data 1) Portability. Relational model uses SQL to access the data. SQL language is well standardized and is largely the same across different database vendors. If you know how to write SQLs for Oracle, for example, you'll be able to ...
Characteristics of Next Generation Databases
... - What kinds of operations does the ER model inherently support? - There have been many research proposals that automatically navigate the ERD to process queries. - However, since we use the ERD as a high level design tool and translate the ERD into RDB, they are not important to our discussion. ...
... - What kinds of operations does the ER model inherently support? - There have been many research proposals that automatically navigate the ERD to process queries. - However, since we use the ERD as a high level design tool and translate the ERD into RDB, they are not important to our discussion. ...
DB10: What`s New in the OPenEdge RDBMS
... The list of enabled features in database x contains features that are not recognized by this codebase (11810) ...
... The list of enabled features in database x contains features that are not recognized by this codebase (11810) ...
Lecture Notes #1
... Information (i.e., database) is organized in tables (i.e., relations). ● How is information represented by relations? ● What are “good” table structures? ...
... Information (i.e., database) is organized in tables (i.e., relations). ● How is information represented by relations? ● What are “good” table structures? ...
Reengineering of Database Applications to EJB based Architecture
... One of the objectives of the Enterprise JavaBean (EJB) [34] technology is to address gracefully this object-relation interface. EJB can be seen as, among other things, the object view of the relational database system. With EJB, databases are transparent to application developers. EJB based applicat ...
... One of the objectives of the Enterprise JavaBean (EJB) [34] technology is to address gracefully this object-relation interface. EJB can be seen as, among other things, the object view of the relational database system. With EJB, databases are transparent to application developers. EJB based applicat ...
Basic Concepts of Relational Database
... can use SSN as a primary key. This is how we can guarantee that all rows are unique. - Foreign key is a column or columns whose values are the same as a primary key of another table. Keys can be simple (a single field) or composite (more than one field) Keys usually are used as indexes to speed ...
... can use SSN as a primary key. This is how we can guarantee that all rows are unique. - Foreign key is a column or columns whose values are the same as a primary key of another table. Keys can be simple (a single field) or composite (more than one field) Keys usually are used as indexes to speed ...
- SlideBoom
... www.cis336study.com This project is designed to touch all aspects of the fundamental concepts of database design and logical data modeling covered during the class. Each student will be responsible for designing, developing, and demonstrating the functionality of a database created based on a set of ...
... www.cis336study.com This project is designed to touch all aspects of the fundamental concepts of database design and logical data modeling covered during the class. Each student will be responsible for designing, developing, and demonstrating the functionality of a database created based on a set of ...
Database - La Salle University
... A third generation language (3GL) is a high-level language, which includes most compiled languages, such as Fortran, C, BASIC, Java, etc. (e.g. int a = 13) A fourth generation language (4GL) is used to develop database applications. They are designed to be closer to natural language. ...
... A third generation language (3GL) is a high-level language, which includes most compiled languages, such as Fortran, C, BASIC, Java, etc. (e.g. int a = 13) A fourth generation language (4GL) is used to develop database applications. They are designed to be closer to natural language. ...
Presented by Kaberi Nayak Senior Oracle Apps DBA
... Upgrading an Oracle E-Business Suite Release 11i database server and instance from Oracle9i Release 2 (9.2.0), Oracle 10g Release 1 (10.1.0), Oracle 10g Release 2 (10.2.0), or Oracle Database 11g Release 1 (11.1.0) to Oracle Database 11g Release 2 (11.2.0) Applying the latest certified Oracle Databa ...
... Upgrading an Oracle E-Business Suite Release 11i database server and instance from Oracle9i Release 2 (9.2.0), Oracle 10g Release 1 (10.1.0), Oracle 10g Release 2 (10.2.0), or Oracle Database 11g Release 1 (11.1.0) to Oracle Database 11g Release 2 (11.2.0) Applying the latest certified Oracle Databa ...
A Deductive Database Solution to Intelligent Information Retrieval
... The client process is a single process that includes a graphical form-based user interface (GUI) and the LDL++ engine. Additional C++ routines are imported into the inference to support customized predicates. The LDL++ backend communicates with the server through a SQL Access Group Call Level Interf ...
... The client process is a single process that includes a graphical form-based user interface (GUI) and the LDL++ engine. Additional C++ routines are imported into the inference to support customized predicates. The LDL++ backend communicates with the server through a SQL Access Group Call Level Interf ...
The Upsizing Report - SSW Website Hosting AU
... database to a working client/server application, you should view the conversion as a four-step process as follows: 1. Preparing your database for upsizing. 2. Running the Upsizing Wizard. 3. Examining the Upsizing report. 4. Re-creating tables, queries, rules, defaults, and so on that were not succe ...
... database to a working client/server application, you should view the conversion as a four-step process as follows: 1. Preparing your database for upsizing. 2. Running the Upsizing Wizard. 3. Examining the Upsizing report. 4. Re-creating tables, queries, rules, defaults, and so on that were not succe ...
Chapter 6 Presentation
... data sublanguage that has constructs for defining and processing a database It can be – Used stand-alone within a DBMS command – Embedded in triggers and stored procedures – Used in scripting or programming languages ...
... data sublanguage that has constructs for defining and processing a database It can be – Used stand-alone within a DBMS command – Embedded in triggers and stored procedures – Used in scripting or programming languages ...
Access to Relational Databases Using SAS
... data in a single DBMS table and then create a second View descriptor to define a subset of the DBMS data described by the Access descriptor. The DBLOAD procedure was a complementary way to bulk load data into an RDBMS. These products were described in earlier versions of this paper, but as the most ...
... data in a single DBMS table and then create a second View descriptor to define a subset of the DBMS data described by the Access descriptor. The DBLOAD procedure was a complementary way to bulk load data into an RDBMS. These products were described in earlier versions of this paper, but as the most ...
MIS2502: Data Analytics SQL – Putting Information Into a Database
... So why do you think we defined “Zip” as a VARCHAR() instead of an INT? ...
... So why do you think we defined “Zip” as a VARCHAR() instead of an INT? ...