Chapter 11
... – Indexed column appears by itself in search criteria of WHERE or HAVING clause – Indexed column appears by itself in GROUP BY or ORDER BY clause – MAX or MIN function is applied to indexed column – Data sparsity on indexed column is high ...
... – Indexed column appears by itself in search criteria of WHERE or HAVING clause – Indexed column appears by itself in GROUP BY or ORDER BY clause – MAX or MIN function is applied to indexed column – Data sparsity on indexed column is high ...
Entity Framework
... the type of the other table. To specify navigation property to a single entity in the other table specify a property with this type. To specify a navigation property to a collection of entities in the other table, specify a property of type ICollection of the type of the other table. To support laz ...
... the type of the other table. To specify navigation property to a single entity in the other table specify a property with this type. To specify a navigation property to a collection of entities in the other table, specify a property of type ICollection of the type of the other table. To support laz ...
How to find out the path of database under the Windows 7 operating
... FAQ: How to find out the path of database under the Windows 7 operating system that allows operation by user account For example: Under the Windows 7 operating system, the database of access control software would be move to the folder of user instead of normal installation path-C:\Program files \ ...
... FAQ: How to find out the path of database under the Windows 7 operating system that allows operation by user account For example: Under the Windows 7 operating system, the database of access control software would be move to the folder of user instead of normal installation path-C:\Program files \ ...
Chapter 1
... end-users and understand their needs. They interact with each group of users to develop their views. ...
... end-users and understand their needs. They interact with each group of users to develop their views. ...
Introduction to XML
... query – returns a Cursor insert – returns _id of new record or –1 if error occurred update – returns number of rows affected delete – number of rows affected (0 if no where clause) » pass ‘1’ as where clause to get count in this case ...
... query – returns a Cursor insert – returns _id of new record or –1 if error occurred update – returns number of rows affected delete – number of rows affected (0 if no where clause) » pass ‘1’ as where clause to get count in this case ...
Elmasri/Navathe, Fundamentals of Database Systems, Fourth
... Embedded SQL provides static database programming API: dynamic database programming with a library of functions – advantage: no preprocessor needed (thus more flexible) – drawback: SQL syntax checks to be done at run-time Elmasri/Navathe, Fundamentals of Database Systems, Fourth Edition Copyright ...
... Embedded SQL provides static database programming API: dynamic database programming with a library of functions – advantage: no preprocessor needed (thus more flexible) – drawback: SQL syntax checks to be done at run-time Elmasri/Navathe, Fundamentals of Database Systems, Fourth Edition Copyright ...
ObjectRocket by Rackspace Enables Companies to Manage More
... involved in issue resolution. One interviewee reported how much that saves me on Rolaids that their old provider would recommend fixes and then from all the heartburn about worrying leave it up the customer’s internal staff to implement whether the servers are going down.” them. ObjectRocket helps r ...
... involved in issue resolution. One interviewee reported how much that saves me on Rolaids that their old provider would recommend fixes and then from all the heartburn about worrying leave it up the customer’s internal staff to implement whether the servers are going down.” them. ObjectRocket helps r ...
Evaluation of Relational Operators: Other Operations
... cost of retrieving records (could be large w/o clustering). In example, assuming uniform distribution of names, about 10% of tuples qualify (100 pages, 10,000 tuples). With a clustered index, cost is little more than 100 I/Os; if unclustered, upto 10,000 I/Os! ...
... cost of retrieving records (could be large w/o clustering). In example, assuming uniform distribution of names, about 10% of tuples qualify (100 pages, 10,000 tuples). With a clustered index, cost is little more than 100 I/Os; if unclustered, upto 10,000 I/Os! ...
Recommended Solutions for SCR745
... will not be a clustered solution it will be a load balance solution. V120 servers cannot cluster. This solution will reduce the frequency and duration of proxy outages, is not as costly as option 1 but is also not as a robust solution as Option 1. ...
... will not be a clustered solution it will be a load balance solution. V120 servers cannot cluster. This solution will reduce the frequency and duration of proxy outages, is not as costly as option 1 but is also not as a robust solution as Option 1. ...
Concurrency Control
... Better transaction throughput, response time Done via better utilization of resources: ...
... Better transaction throughput, response time Done via better utilization of resources: ...
Remote Backup Systems
... Copying the entire page table is very expensive Can be reduced by using a page table structured like a B+-tree – No need to copy entire tree, only need to copy paths in the tree that lead to updated leaf nodes Commit overhead is high even with above extension Need to flush every updated page ...
... Copying the entire page table is very expensive Can be reduced by using a page table structured like a B+-tree – No need to copy entire tree, only need to copy paths in the tree that lead to updated leaf nodes Commit overhead is high even with above extension Need to flush every updated page ...
Remote-Backup
... Copying the entire page table is very expensive Can be reduced by using a page table structured like a B+-tree – No need to copy entire tree, only need to copy paths in the tree that lead to updated leaf nodes Commit overhead is high even with above extension Need to flush every updated page ...
... Copying the entire page table is very expensive Can be reduced by using a page table structured like a B+-tree – No need to copy entire tree, only need to copy paths in the tree that lead to updated leaf nodes Commit overhead is high even with above extension Need to flush every updated page ...
Document
... database blocks so the database can be returned to a well-known state ("check pointed") during recovery • The roll-forward log records logical updates that occur against the database • During recovery, these operations are replayed from the last checkpoint through the last committed transaction ...
... database blocks so the database can be returned to a well-known state ("check pointed") during recovery • The roll-forward log records logical updates that occur against the database • During recovery, these operations are replayed from the last checkpoint through the last committed transaction ...
SQL Server Security Hotspots
... assigned to. This takes the management of access to your databases out of your hands as a DBA and puts it into the hands of potentially someone that doesn’t know how to administer access the SQL Server database. II. At every possible avenue use views and stored procedures instead giving users query ...
... assigned to. This takes the management of access to your databases out of your hands as a DBA and puts it into the hands of potentially someone that doesn’t know how to administer access the SQL Server database. II. At every possible avenue use views and stored procedures instead giving users query ...
No Slide Title
... • Click Open. The “Unable to locate JAR” message is resolved © 2010 Anchor Systems, Inc. ...
... • Click Open. The “Unable to locate JAR” message is resolved © 2010 Anchor Systems, Inc. ...
Security in Private Database Clouds
... Oracle Database Firewall allows an out-of-band SQL traffic monitor that provides real-time monitoring of SQL database activity on the network. Uses SQL grammar-based technology to block unauthorized transactions from reaching the database. Also, restricts access to the database based on client’s sou ...
... Oracle Database Firewall allows an out-of-band SQL traffic monitor that provides real-time monitoring of SQL database activity on the network. Uses SQL grammar-based technology to block unauthorized transactions from reaching the database. Also, restricts access to the database based on client’s sou ...
Configuring SQLMail or Database Mail for the Historian Event
... This Tech Note provides procedures for configuring either SQLMail or Database Mail on SQL Server 2005. The InSQL Event System supports both. The examples are based on a Microsoft Exchange Server Mail account. Note: This Tech Note is intended to provide helpful suggestions, and its content is NOT sup ...
... This Tech Note provides procedures for configuring either SQLMail or Database Mail on SQL Server 2005. The InSQL Event System supports both. The examples are based on a Microsoft Exchange Server Mail account. Note: This Tech Note is intended to provide helpful suggestions, and its content is NOT sup ...
reldb03
... database. These statements can be expanded with other statements that are capable of doing arithmetic operations, computing statistical functions, and so on. The DML statements, as we have seen, are dependent on the database schema. However, the additional statements for statistical functions etc. a ...
... database. These statements can be expanded with other statements that are capable of doing arithmetic operations, computing statistical functions, and so on. The DML statements, as we have seen, are dependent on the database schema. However, the additional statements for statistical functions etc. a ...
BUSINESS DRIVEN TECHNOLOGY, 2e
... contain more than one value for an attribute at any given time • An entity in a relational database cannot have multi-valued attributes, those attributes must be handled by creating another entity to hold them • Relational databases do not allow multi-valued attributes because they can cause problem ...
... contain more than one value for an attribute at any given time • An entity in a relational database cannot have multi-valued attributes, those attributes must be handled by creating another entity to hold them • Relational databases do not allow multi-valued attributes because they can cause problem ...
File
... • records consists of fields, which are columns holding information about one aspect of a record • column headings are field names • a form is a user-friendly window that is used to input data ...
... • records consists of fields, which are columns holding information about one aspect of a record • column headings are field names • a form is a user-friendly window that is used to input data ...
comp14_unit5_audio_transcript
... Web-based applications are blurring the lines between thick-and-thin clients. For example, Google Docs provides much of the functionality of thick-client office software via the World Wide Web. A common technology employed by EHR vendors to provide a thick-client user experience without having to de ...
... Web-based applications are blurring the lines between thick-and-thin clients. For example, Google Docs provides much of the functionality of thick-client office software via the World Wide Web. A common technology employed by EHR vendors to provide a thick-client user experience without having to de ...
kjjhghgff
... analyze and print information. A database is a collection of objects: tables, queries, forms, reports, macros and modules. You can open an existing database from the Open Recent Database pane or by clicking the Office Button, then the Open command. Access screen has a title bar, Quick Access Toolbar ...
... analyze and print information. A database is a collection of objects: tables, queries, forms, reports, macros and modules. You can open an existing database from the Open Recent Database pane or by clicking the Office Button, then the Open command. Access screen has a title bar, Quick Access Toolbar ...
Build a database III: Build relationships for a new Access database
... A look at many-to-many relationships You have a many-tomany relationship when a single record in one table can relate to many records in another, and a single record in that second table can also relate to many in the first. For example, say your company has several types of computers and several t ...
... A look at many-to-many relationships You have a many-tomany relationship when a single record in one table can relate to many records in another, and a single record in that second table can also relate to many in the first. For example, say your company has several types of computers and several t ...
