CA Database Management for DB2 for z/OS
... all the related objects that may be impacted by the change. This may require the need to unload data, drop and recreate objects, reload data, reapply any associated security authorization, repair dependent applications, backup data and recover data. CA Database Administration Suite for DB2 for z/OS ...
... all the related objects that may be impacted by the change. This may require the need to unload data, drop and recreate objects, reload data, reapply any associated security authorization, repair dependent applications, backup data and recover data. CA Database Administration Suite for DB2 for z/OS ...
Transactions
... previously written by Ti, the commit operation of Ti appears before the read operation of Tj. Every cascadeless schedule is also recoverable It is desirable to restrict the schedules to those that are cascadeless ...
... previously written by Ti, the commit operation of Ti appears before the read operation of Tj. Every cascadeless schedule is also recoverable It is desirable to restrict the schedules to those that are cascadeless ...
Distributed Databases - University of Texas at El Paso
... Data Standards Explicit statement of conventions to be followed in data usage • “All table names will be prefaced by their physical location” • “All fields containing age, weight, …. Will contain the data type short” Dr. Peeter Kirs ...
... Data Standards Explicit statement of conventions to be followed in data usage • “All table names will be prefaced by their physical location” • “All fields containing age, weight, …. Will contain the data type short” Dr. Peeter Kirs ...
KorthDB6_ch22
... where ‘database’ in (unnest(keyword-set )) We can access individual elements of an array by using indices ...
... where ‘database’ in (unnest(keyword-set )) We can access individual elements of an array by using indices ...
Chapter 7: Relational Database Design
... To preserve integrity of data, the database system must ensure: Atomicity. Either all operations of the transaction are properly reflected in the database or none are. Consistency. Execution of a transaction in isolation preserves the consistency of the database. Isolation. Although multiple t ...
... To preserve integrity of data, the database system must ensure: Atomicity. Either all operations of the transaction are properly reflected in the database or none are. Consistency. Execution of a transaction in isolation preserves the consistency of the database. Isolation. Although multiple t ...
3.Dealing (again) with forms in Php
... Rails, Perl, et al. Each one with its own feature set, each with its own advantages/disadvantages – but the technology that powers most of the current websites is called the LAMP architecture. LAMP stands for Linux, Apache, MySQL, PHP; basically what it signifies is that most servers out there today ...
... Rails, Perl, et al. Each one with its own feature set, each with its own advantages/disadvantages – but the technology that powers most of the current websites is called the LAMP architecture. LAMP stands for Linux, Apache, MySQL, PHP; basically what it signifies is that most servers out there today ...
Slides for Ch-4
... to be placed on host language variables. EXEC SQL fetch c into :cn, :cc END-EXEC Repeated calls to fetch get successive tuples in the query result A variable called SQLSTATE in the SQL communication area (SQLCA) ...
... to be placed on host language variables. EXEC SQL fetch c into :cn, :cc END-EXEC Repeated calls to fetch get successive tuples in the query result A variable called SQLSTATE in the SQL communication area (SQLCA) ...
transaction
... – Locks are obtained throughout the transaction. – No lock is released until the COMMIT or ROLLBACK command is issued. – This strategy is more restrictive but easier to implement than two-phase locking. KROENKE AND AUER - DATABASE PROCESSING, 12th Edition © 2012 Pearson Prentice Hall ...
... – Locks are obtained throughout the transaction. – No lock is released until the COMMIT or ROLLBACK command is issued. – This strategy is more restrictive but easier to implement than two-phase locking. KROENKE AND AUER - DATABASE PROCESSING, 12th Edition © 2012 Pearson Prentice Hall ...
Chapter 7 Database Design Models— the UML Profile for Database Design
... There are several reasons to model the database, including creation of a good design, enforcement of referential integrity, management of standards reuse, and communication of the database structures. With the models used for these many areas and more, it is a tremendous advantage to describe visual ...
... There are several reasons to model the database, including creation of a good design, enforcement of referential integrity, management of standards reuse, and communication of the database structures. With the models used for these many areas and more, it is a tremendous advantage to describe visual ...
MySQL
... Items(ItemName, Price) Orders(OrderID, ShippingAddress) ItemsOrdered(OrderID, ItemName, Quantity) ...
... Items(ItemName, Price) Orders(OrderID, ShippingAddress) ItemsOrdered(OrderID, ItemName, Quantity) ...
ppt
... main-memory databases are thus often used Waits for locks, transaction aborts, contention for resources remain as problems even if data is in main memory Design of a real-time system involves ensuring that enough processing power exists to meet deadline without requiring excessive hardware res ...
... main-memory databases are thus often used Waits for locks, transaction aborts, contention for resources remain as problems even if data is in main memory Design of a real-time system involves ensuring that enough processing power exists to meet deadline without requiring excessive hardware res ...
Sliding-Window Filtering: An Efficient Algorithm for Incremental Mining
... recently. Analysis of past transaction data can provide very valuable information on customer buying behavior, and business decisions. In essence, it is necessary to collect and analyze a sufficient amount of sales data before any meaningful ...
... recently. Analysis of past transaction data can provide very valuable information on customer buying behavior, and business decisions. In essence, it is necessary to collect and analyze a sufficient amount of sales data before any meaningful ...
2007_106_soorma_ppt - Oracle DBA – Tips and Techniques
... • Scalability – Add or remove nodes when needed • Pay as you grow – harness the power of multiple low-cost computers • Enable Grid Computing • DBA’s have their own vested interests! ...
... • Scalability – Add or remove nodes when needed • Pay as you grow – harness the power of multiple low-cost computers • Enable Grid Computing • DBA’s have their own vested interests! ...
TransactionsAndRecovery
... Saving the initial database state D1 before starting the transaction T: D1->D2 (transaction begins) Saving all intermediate states D11, D12 … (checkpoint logs) In the case of a failure at an intermediate state D1i before reaching D2, restore D1 (rollback); the simplest strategy is to apply a series ...
... Saving the initial database state D1 before starting the transaction T: D1->D2 (transaction begins) Saving all intermediate states D11, D12 … (checkpoint logs) In the case of a failure at an intermediate state D1i before reaching D2, restore D1 (rollback); the simplest strategy is to apply a series ...
Is Actian PSQL a Relational Database Server?
... called Btrieve. The effect is that the data managed by the MKDE can be manipulated and queried via the setoriented SQL interface (offered by PSQL) and the record-oriented Btrieve API. The fact that PSQL has been implemented on the MKDE doesn’t make it a non-database server. There are many more datab ...
... called Btrieve. The effect is that the data managed by the MKDE can be manipulated and queried via the setoriented SQL interface (offered by PSQL) and the record-oriented Btrieve API. The fact that PSQL has been implemented on the MKDE doesn’t make it a non-database server. There are many more datab ...
Database Design Data Modeling Standards - PA
... For the conventions to work, each person who writes software for SQL Server databases must conform to these naming standards. It is also understood that there are situations where it is necessary to stray from these guidelines. Commercial-Off-The-Shelf (COTS) or third party products will adhere to t ...
... For the conventions to work, each person who writes software for SQL Server databases must conform to these naming standards. It is also understood that there are situations where it is necessary to stray from these guidelines. Commercial-Off-The-Shelf (COTS) or third party products will adhere to t ...
- Courses - University of California, Berkeley
... database, DA and DBA are responsible for developing procedures that ensure the integrity and security of the database during the update process. • Specific responsibility for data collection, editing and verification must be assigned • Quality assurance must be practiced to protect and audit the dat ...
... database, DA and DBA are responsible for developing procedures that ensure the integrity and security of the database during the update process. • Specific responsibility for data collection, editing and verification must be assigned • Quality assurance must be practiced to protect and audit the dat ...
Discovery Robust Knowledge from Databases that Change
... presence of database changes. When an inconsistent rule is detected, a system may: remove the rule: repeatedly invoke discovery system repair the rule: repaired frequently after data changes Apply to rule discovery for semantic query optimization (SQO). Rule: all Maltese seaports have railroad ...
... presence of database changes. When an inconsistent rule is detected, a system may: remove the rule: repeatedly invoke discovery system repair the rule: repaired frequently after data changes Apply to rule discovery for semantic query optimization (SQO). Rule: all Maltese seaports have railroad ...
Asynchronous Database Access with Qt 4.x
... from a database. But, your application can pay a price for these conveniences. All database access is synchronous by default, which means that intensive and time-consuming SQL queries normally will lock up the UI unless precautions are taken. Using stored procedures on the server can sometimes help ...
... from a database. But, your application can pay a price for these conveniences. All database access is synchronous by default, which means that intensive and time-consuming SQL queries normally will lock up the UI unless precautions are taken. Using stored procedures on the server can sometimes help ...
Create and Access Databases
... Procedure sp_helpdb to display information about your databases by typing in query window: sp_helpdb 6. Press F5 to see results 7. Note down the detail information about your database TestDatabase: ...
... Procedure sp_helpdb to display information about your databases by typing in query window: sp_helpdb 6. Press F5 to see results 7. Note down the detail information about your database TestDatabase: ...
Chapter 3
... • A DB service must be started if using Windows, but is not required if you are using Unix or Linux • CREATE DATABASE generates datafiles, control files, etc. • Manually created DBs should have tablespaces called SYSTEM for metadata, SYSAUX for Oracle add-on options, temporary storage, an undo table ...
... • A DB service must be started if using Windows, but is not required if you are using Unix or Linux • CREATE DATABASE generates datafiles, control files, etc. • Manually created DBs should have tablespaces called SYSTEM for metadata, SYSAUX for Oracle add-on options, temporary storage, an undo table ...
Oracle Database Appliance X5
... from best practices. Should it be necessary to contact Oracl Oracle e Support, the Appliance Manager collects all relevant log files and environmental dat data a into a single compressed ...
... from best practices. Should it be necessary to contact Oracl Oracle e Support, the Appliance Manager collects all relevant log files and environmental dat data a into a single compressed ...
4th Dimension, MS Access, and FileMaker Pro
... applications. Their needs can range from a simple database that tracks songs in an MP3 collection all the way to a multi-user client/server application that supports hundreds or even thousands of users as well as millions of records. The range of needs is quite broad so no database is ideal in all c ...
... applications. Their needs can range from a simple database that tracks songs in an MP3 collection all the way to a multi-user client/server application that supports hundreds or even thousands of users as well as millions of records. The range of needs is quite broad so no database is ideal in all c ...