DataGuard SwitchOver steps
... database have the exact same directory path to the online redo logs, it is acceptable to set LOG_FILE_NAME_CONVERT such that the entry pairs have the same value. As an example, if the online redo logs are stored in /oradata/order_db/redo for both the primary and physical standby databases on their ...
... database have the exact same directory path to the online redo logs, it is acceptable to set LOG_FILE_NAME_CONVERT such that the entry pairs have the same value. As an example, if the online redo logs are stored in /oradata/order_db/redo for both the primary and physical standby databases on their ...
Chapter 5: Other Relational Languages
... tuples in the view relation. To prevent this, we define what rules are “safe”. Non-recursive programs containing only safe rules can only generate a finite number of answers. 5. It is possible to write recursive programs whose meaning is unclear. We define what recursive programs are acceptable, and ...
... tuples in the view relation. To prevent this, we define what rules are “safe”. Non-recursive programs containing only safe rules can only generate a finite number of answers. 5. It is possible to write recursive programs whose meaning is unclear. We define what recursive programs are acceptable, and ...
Formal Relational Query Languages
... 1. r, s must have the same arity (same number of attributes) 2. The attribute domains must be compatible (example: 2nd column of r deals with the same type of values as does the 2nd column of s) Example: to find all courses taught in the Fall 2009 semester, or in the ...
... 1. r, s must have the same arity (same number of attributes) 2. The attribute domains must be compatible (example: 2nd column of r deals with the same type of values as does the 2nd column of s) Example: to find all courses taught in the Fall 2009 semester, or in the ...
ppt
... tuples in the view relation. To prevent this, we define what rules are “safe”. Non-recursive programs containing only safe rules can only generate a finite number of answers. 5. It is possible to write recursive programs whose meaning is unclear. We define what recursive programs are acceptable, and ...
... tuples in the view relation. To prevent this, we define what rules are “safe”. Non-recursive programs containing only safe rules can only generate a finite number of answers. 5. It is possible to write recursive programs whose meaning is unclear. We define what recursive programs are acceptable, and ...
PPT - Electrical and Computer Engineering Department
... 1. r, s must have the same arity (same number of attributes) 2. The attribute domains must be compatible (example: 2nd column of r deals with the same type of values as does the 2nd column of s) Example: to find all courses taught in the Fall 2009 semester, or in the ...
... 1. r, s must have the same arity (same number of attributes) 2. The attribute domains must be compatible (example: 2nd column of r deals with the same type of values as does the 2nd column of s) Example: to find all courses taught in the Fall 2009 semester, or in the ...
BrioQuery Explorer Version 6.x Training Manual
... BrioQuery Explorer is a query tool which provides non-technical users with easy access to valuable data stored in databases such as the UM Data Warehouse. With this tool, you can pull together information required to create information “products” such as annual reports, budget analyses and/or depart ...
... BrioQuery Explorer is a query tool which provides non-technical users with easy access to valuable data stored in databases such as the UM Data Warehouse. With this tool, you can pull together information required to create information “products” such as annual reports, budget analyses and/or depart ...
NET Data Access Architecture Guide - Michetti Information Solutions
... For more information about implementing .NET data providers, see http:// msdn.microsoft.com/library/en-us/cpguidnf/html/cpconimplementingnetdataprovider.asp. It should also be noted that both the OLE DB and ODBC bridging providers are alternatives if an application uses a single object model to acce ...
... For more information about implementing .NET data providers, see http:// msdn.microsoft.com/library/en-us/cpguidnf/html/cpconimplementingnetdataprovider.asp. It should also be noted that both the OLE DB and ODBC bridging providers are alternatives if an application uses a single object model to acce ...
ppt
... In a final step, the results from each processor can be collected together to produce the final result ...
... In a final step, the results from each processor can be collected together to produce the final result ...
Introduction to Eclipse, Unit Testing and JUnit - CS
... discouraged – think of the architecture involved: ADO.NET – COM interop – (optional) OLE DB services – OLE DB provider – ODBC driver – data source! ...
... discouraged – think of the architecture involved: ADO.NET – COM interop – (optional) OLE DB services – OLE DB provider – ODBC driver – data source! ...
IOSR Journal of Computer Engineering (IOSR-JCE)
... forms [2].They provide visual interfaces for developers to create or customize query forms. This system allows end-users to customize the existing query form at runtime. It provides a mechanism to let a user existing form to express the desired query. The modifications are specified through filling for ...
... forms [2].They provide visual interfaces for developers to create or customize query forms. This system allows end-users to customize the existing query form at runtime. It provides a mechanism to let a user existing form to express the desired query. The modifications are specified through filling for ...
Working with DB2 UDB objects
... tool for creating tables, which will create a table based on information you specify. It will also generate the CREATE TABLE SQL statement that can be used in a script or application program at a later time. A database has a set of tables, called the system catalog tables, which hold information abo ...
... tool for creating tables, which will create a table based on information you specify. It will also generate the CREATE TABLE SQL statement that can be used in a script or application program at a later time. A database has a set of tables, called the system catalog tables, which hold information abo ...
Chapter 17: Parallel Databases
... analysis. multimedia objects like images are increasingly stored in databases ...
... analysis. multimedia objects like images are increasingly stored in databases ...
Semistructural databases and XML
... We see clearly that XML generalizes parenthesized list notation. Parentheses are named (labeled), and each parenthesized element may have additional attributes. XML document schema (i.e. hierachical document structure and tags used for elements and attributes) should be previously defined. This is d ...
... We see clearly that XML generalizes parenthesized list notation. Parentheses are named (labeled), and each parenthesized element may have additional attributes. XML document schema (i.e. hierachical document structure and tags used for elements and attributes) should be previously defined. This is d ...
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 ...
Database Security and Auditing
... History Auditing Model Implementation Using Oracle (continued) • Steps: – Use any user other than SYSTEM or SYS; with privileges to create tables, sequences, and triggers – Create history table – Create the trigger to track changes and record all the values of the columns – Test your implementation ...
... History Auditing Model Implementation Using Oracle (continued) • Steps: – Use any user other than SYSTEM or SYS; with privileges to create tables, sequences, and triggers – Create history table – Create the trigger to track changes and record all the values of the columns – Test your implementation ...
Best practices ® Query optimization in a data warehouse
... Executive summary In large data warehouse systems, it is critical to optimize query workloads to maximize system utilization and minimize processing times. This paper describes techniques for the optimization of data warehouse system query workloads. The scenarios focus on IBM Smart Analytics System ...
... Executive summary In large data warehouse systems, it is critical to optimize query workloads to maximize system utilization and minimize processing times. This paper describes techniques for the optimization of data warehouse system query workloads. The scenarios focus on IBM Smart Analytics System ...
Database Security and Auditing
... History Auditing Model Implementation Using Oracle (continued) • Steps: – Use any user other than SYSTEM or SYS; with privileges to create tables, sequences, and triggers – Create history table – Create the trigger to track changes and record all the values of the columns – Test your implementation ...
... History Auditing Model Implementation Using Oracle (continued) • Steps: – Use any user other than SYSTEM or SYS; with privileges to create tables, sequences, and triggers – Create history table – Create the trigger to track changes and record all the values of the columns – Test your implementation ...
SUGI 28: Performance Tuning SAS/ACCESS(r) for DB2
... terabytes of data, a task for which DB2 is ideally suited. When using SAS with DB2 in today’s complex business environments the goal is to leverage the capabilities of both products to achieve the best result ...
... terabytes of data, a task for which DB2 is ideally suited. When using SAS with DB2 in today’s complex business environments the goal is to leverage the capabilities of both products to achieve the best result ...
Fundamentals of Database Systems
... The relational Model of Data is based on the concept of a Relation. A Relation is a mathematical concept based on the ideas of sets. The strength of the relational approach to data management comes from the formal foundation provided by the theory of relations. We review the essentials of th ...
... The relational Model of Data is based on the concept of a Relation. A Relation is a mathematical concept based on the ideas of sets. The strength of the relational approach to data management comes from the formal foundation provided by the theory of relations. We review the essentials of th ...
The Application of Web of Data Technologies in Building Materials
... reveals that building materials data are highly diverse [20]. Furthermore, these materials possess ...
... reveals that building materials data are highly diverse [20]. Furthermore, these materials possess ...
Setup Flashback Database on Data Guard Physical Standby
... You plan to use Flashback Database or a guaranteed restore point as alternatives to point-intime recovery. If you plan to enable flashback logging, then note that the volume of Flashback Log generation is approximately the same order of magnitude as redo log generation. For example, if you intend to ...
... You plan to use Flashback Database or a guaranteed restore point as alternatives to point-intime recovery. If you plan to enable flashback logging, then note that the volume of Flashback Log generation is approximately the same order of magnitude as redo log generation. For example, if you intend to ...
Analysis and Usage of Fuzzy Logic for Optimized
... “true” or “false”. The basic idea of fuzzy set theory is that elements or entities can be assigned to sets of varying degrees. That is, instead of either including an element in a given set or excluding it from the set, a membership function is used to express the degree to which the element is a me ...
... “true” or “false”. The basic idea of fuzzy set theory is that elements or entities can be assigned to sets of varying degrees. That is, instead of either including an element in a given set or excluding it from the set, a membership function is used to express the degree to which the element is a me ...
CS 262 - Software Engineering
... persistent and too large to fit into main memory Database Management System – an automated system that maintains and provides multi-user access to a database, and whose operation is efficient, easy to use, and safe Information System – A system (i.e., people, machines, and/or methods) to collect, ma ...
... persistent and too large to fit into main memory Database Management System – an automated system that maintains and provides multi-user access to a database, and whose operation is efficient, easy to use, and safe Information System – A system (i.e., people, machines, and/or methods) to collect, ma ...
user interface conception for asset management system
... storage to enormous amount of cheap database management system (DBMS) and web services, while the pace of discovering useful information from massive data falls far behind the efficiency of data collecting techniques. However because of its huge potential usage in commercial and society development, ...
... storage to enormous amount of cheap database management system (DBMS) and web services, while the pace of discovering useful information from massive data falls far behind the efficiency of data collecting techniques. However because of its huge potential usage in commercial and society development, ...