IBM WebSphere Portal Version 5.1 Tuning Guide
... • Make sure that the system has enough physical memory for all of the processes to fit into physical memory, plus enough for the operating system. When more memory is allocated than the physical memory in the system, paging will occur, and this can result in very poor performance. • While we set the ...
... • Make sure that the system has enough physical memory for all of the processes to fit into physical memory, plus enough for the operating system. When more memory is allocated than the physical memory in the system, paging will occur, and this can result in very poor performance. • While we set the ...
The Process of Tuning DB2 for AIX
... specializing in clothing and outdoor recreation equipment. Its annual sales were USD $1.47 billion in 2005. LL Bean’s Internet interface requires use of multiple technology layers. Keeping these applications performing optimally is an intense challenge because of the scope and technological diversit ...
... specializing in clothing and outdoor recreation equipment. Its annual sales were USD $1.47 billion in 2005. LL Bean’s Internet interface requires use of multiple technology layers. Keeping these applications performing optimally is an intense challenge because of the scope and technological diversit ...
Automated Ranking of Database Query Results
... latter specified as a set of keywords), the problem is to retrieve the Top-K documents most relevant, or most similar to the query. Similarity between a document and the query is formalized as follows. Given a vocabulary of m words, a document is treated as an m-dimensional vector, where the ith com ...
... latter specified as a set of keywords), the problem is to retrieve the Top-K documents most relevant, or most similar to the query. Similarity between a document and the query is formalized as follows. Given a vocabulary of m words, a document is treated as an m-dimensional vector, where the ith com ...
ppt
... The SQL data-definition language (DDL) allows the specification of information about relations, including: The schema for each relation. The domain of values associated with each attribute. Integrity constraints ...
... The SQL data-definition language (DDL) allows the specification of information about relations, including: The schema for each relation. The domain of values associated with each attribute. Integrity constraints ...
ppt
... The SQL data-definition language (DDL) allows the specification of information about relations, including: The schema for each relation. The domain of values associated with each attribute. Integrity constraints ...
... The SQL data-definition language (DDL) allows the specification of information about relations, including: The schema for each relation. The domain of values associated with each attribute. Integrity constraints ...
EMS Portable Workflow - Worcester Polytechnic Institute
... goal of this MQP is to provide a service for the EMS group that would make their extremely important jobs easier. ...
... goal of this MQP is to provide a service for the EMS group that would make their extremely important jobs easier. ...
Chapter 17: Parallel Databases
... Assuming hash function is good, and partitioning attributes form a key, tuples will be equally distributed between disks Retrieval work for entire relation is then well balanced between disks. Good for point queries on partitioning attribute Can lookup single disk, leaving others available f ...
... Assuming hash function is good, and partitioning attributes form a key, tuples will be equally distributed between disks Retrieval work for entire relation is then well balanced between disks. Good for point queries on partitioning attribute Can lookup single disk, leaving others available f ...
EM408 - Backup and Recovery of ASA
... specifying the server name and database name in the connection parameters dbbackup –c “eng=asa8;dbn=db1;uid=dba;pwd=sql” c:\backup A server-side online full backup can be performed using the BACKUP command when connected to the database BACKUP DATABASE TO ‘c:\backup’; Note that the directory ‘c:\bac ...
... specifying the server name and database name in the connection parameters dbbackup –c “eng=asa8;dbn=db1;uid=dba;pwd=sql” c:\backup A server-side online full backup can be performed using the BACKUP command when connected to the database BACKUP DATABASE TO ‘c:\backup’; Note that the directory ‘c:\bac ...
from instructor - Computer Engineering Department
... The SQL data-definition language (DDL) allows the specification of information about relations, including: The schema for each relation. The domain of values associated with each attribute. Integrity constraints ...
... The SQL data-definition language (DDL) allows the specification of information about relations, including: The schema for each relation. The domain of values associated with each attribute. Integrity constraints ...
db_ch2
... 1. each A entity is associated with a unique entity from B and C or 2. each pair of entities from (A, B) is associated with a unique C entity, and each pair (A, C) is associated with a unique B Each alternative has been used in different formalisms To avoid confusion we outlaw more than one ...
... 1. each A entity is associated with a unique entity from B and C or 2. each pair of entities from (A, B) is associated with a unique C entity, and each pair (A, C) is associated with a unique B Each alternative has been used in different formalisms To avoid confusion we outlaw more than one ...
Strategies for Migrating Oracle Databases to AWS
... migration. Many Oracle databases tend to be medium to large in size, ranging anywhere from 10 GB to 5 TB, with some as large as 5 TB to 20 TB or more. However, you also might need to migrate smaller databases. This is especially true for phased migrations Page 8 of 38 ...
... migration. Many Oracle databases tend to be medium to large in size, ranging anywhere from 10 GB to 5 TB, with some as large as 5 TB to 20 TB or more. However, you also might need to migrate smaller databases. This is especially true for phased migrations Page 8 of 38 ...
EViews Database Extension Interface
... (such as DataStream, EcoWin, Haver, FRED, etc.) directly within EViews. If their data resided in an unsupported database format, users were limited to using ODBC (if an ODBC driver was available) or using an intermediate file format (such as XLS, CSV or HTML) or the Windows clipboard to exchange dat ...
... (such as DataStream, EcoWin, Haver, FRED, etc.) directly within EViews. If their data resided in an unsupported database format, users were limited to using ODBC (if an ODBC driver was available) or using an intermediate file format (such as XLS, CSV or HTML) or the Windows clipboard to exchange dat ...
Managing database connections with JDBC
... longer an issue. For example, the middle layer now maintains the database connection information. This means the clients only need to know about the middle tier. Because the middle tier is generally operating at the same physical location as the server (for instance, both components can be behind th ...
... longer an issue. For example, the middle layer now maintains the database connection information. This means the clients only need to know about the middle tier. Because the middle tier is generally operating at the same physical location as the server (for instance, both components can be behind th ...
Chapter 7: Relational Database Design
... Suppose that students are given roll numbers which are strings of the form CS0012 or EE1127 ...
... Suppose that students are given roll numbers which are strings of the form CS0012 or EE1127 ...
PPT - Electrical and Computer Engineering Department
... SQL includes a string-matching operator for comparisons on character strings. The operator “like” uses patterns that are described using two special characters: percent (%). The % character matches any substring. underscore (_). The _ character matches any character. ...
... SQL includes a string-matching operator for comparisons on character strings. The operator “like” uses patterns that are described using two special characters: percent (%). The % character matches any substring. underscore (_). The _ character matches any character. ...
See Details
... But in the following cases do not update software (for example cApex10) Case 1: if window is 2000 then do not update software by downloading new exe .If you will do this then license details may corrupt. Case 2 : If message :” Annual maintenance is closed or pending for AMC “ or “Your license Ex ...
... But in the following cases do not update software (for example cApex10) Case 1: if window is 2000 then do not update software by downloading new exe .If you will do this then license details may corrupt. Case 2 : If message :” Annual maintenance is closed or pending for AMC “ or “Your license Ex ...
Sample Profile Providers
... The Profile feature allows definition of the “customProviderData” attribute on each Profile property. If you use the SqlProfileProvider you may not be aware of this attribute since it has no utility with this provider. However the “customProviderData” attribute was included in ASP.NET 2.0 precisely ...
... The Profile feature allows definition of the “customProviderData” attribute on each Profile property. If you use the SqlProfileProvider you may not be aware of this attribute since it has no utility with this provider. However the “customProviderData” attribute was included in ASP.NET 2.0 precisely ...
focus on: fdr/upstream`s online database solutions
... For Exchange 2000, UPSTREAM provides a backup agent compatible with the Microsoft Extensible Storage Engine (ESE98) which allows online full and transaction log backups of Microsoft Exchange 2000 databases. The UPSTREAM agent that uses the plugin feature, provides support for backing up and restorin ...
... For Exchange 2000, UPSTREAM provides a backup agent compatible with the Microsoft Extensible Storage Engine (ESE98) which allows online full and transaction log backups of Microsoft Exchange 2000 databases. The UPSTREAM agent that uses the plugin feature, provides support for backing up and restorin ...
The Relational Model
... ICs are based upon the semantics of the realworld enterprise that is being described in the database relations. We can check a database instance to see if an IC is violated, but we can NEVER infer that an IC is true by looking at an instance. ...
... ICs are based upon the semantics of the realworld enterprise that is being described in the database relations. We can check a database instance to see if an IC is violated, but we can NEVER infer that an IC is true by looking at an instance. ...
Distributed Databases
... A distributed database requires multiple database management systems, running at each remote site. The degree to which these different DBMSs cooperate, or work in partnership, and whether there is a master site that coordinates requests involving data from multiple sites distinguish different types ...
... A distributed database requires multiple database management systems, running at each remote site. The degree to which these different DBMSs cooperate, or work in partnership, and whether there is a master site that coordinates requests involving data from multiple sites distinguish different types ...
www.ipeirotis.com
... the probability that the summary of D is from a database under all its parent categories Avoids “sparse data” problem and decreases estimation risk Panos Ipeirotis - Columbia University ...
... the probability that the summary of D is from a database under all its parent categories Avoids “sparse data” problem and decreases estimation risk Panos Ipeirotis - Columbia University ...
Strategies for Migrating Oracle Database to AWS
... If the total size of the data you are migrating is under 200 MB, the simplest solution is to use the Oracle SQL Developer Database Copy function. Oracle SQL Developer is a nocost GUI tool available from Oracle for data manipulation, development, and management. This easy-to-use, Java-based tool is a ...
... If the total size of the data you are migrating is under 200 MB, the simplest solution is to use the Oracle SQL Developer Database Copy function. Oracle SQL Developer is a nocost GUI tool available from Oracle for data manipulation, development, and management. This easy-to-use, Java-based tool is a ...