EP 1 014 283 A1 - European Patent Office
... [0033] The publisher 42 publishes catalogued business objects for viewing via a Web browser 20 on a user terminal 14. The publisher 42 provides the Web browser 20 with an HTML page, in which a hyperlink reference to a catalogued business object appears. For example, a hyperlink reference to report 3 ...
... [0033] The publisher 42 publishes catalogued business objects for viewing via a Web browser 20 on a user terminal 14. The publisher 42 provides the Web browser 20 with an HTML page, in which a hyperlink reference to a catalogued business object appears. For example, a hyperlink reference to report 3 ...
Chapter 5: Other Relational Languages
... from dom (P ) (that is, the values appear either in P or in a tuple of a relation mentioned in P ). 2. For every “there exists” subformula of the form x (P1(x )), the ...
... from dom (P ) (that is, the values appear either in P or in a tuple of a relation mentioned in P ). 2. For every “there exists” subformula of the form x (P1(x )), the ...
Appendix B-The Network Model
... of the primary keys of the associated entities, along with any descriptive attributes. The network model uses a similar representation for many-to-many relationships. When two record types have a many-to-many relationship, we create a new record type, called an intersection record or a link record, ...
... of the primary keys of the associated entities, along with any descriptive attributes. The network model uses a similar representation for many-to-many relationships. When two record types have a many-to-many relationship, we create a new record type, called an intersection record or a link record, ...
Using VRML as an Interface to the 3D Data Warehouse
... amount of different data of the world’s geographical objects. This includes geometrical, topological and other thematic information. In most scenarios, e.g. in urban planning, the required data is not available in a single database. Rather, it is distributed over many ...
... amount of different data of the world’s geographical objects. This includes geometrical, topological and other thematic information. In most scenarios, e.g. in urban planning, the required data is not available in a single database. Rather, it is distributed over many ...
Part II. Database design - Université technique de Sofia
... produced during this activity are formal and refer to specific models. Implementation. This consists of the creation of the information system according to the structure and the characteristics defined in the design activity. The database is constructed and populated and the programs are coded. ...
... produced during this activity are formal and refer to specific models. Implementation. This consists of the creation of the information system according to the structure and the characteristics defined in the design activity. The database is constructed and populated and the programs are coded. ...
teradata utilities - dbmanagement.info
... Teradata Queryman Teradata's Queryman is a Visual Basic application that retrieves data from various ODBC databases and stores it on your desktop. Enables users to combine data retrieved from ODBC-based databases with desktop applications (e.g. Excel). ...
... Teradata Queryman Teradata's Queryman is a Visual Basic application that retrieves data from various ODBC databases and stores it on your desktop. Enables users to combine data retrieved from ODBC-based databases with desktop applications (e.g. Excel). ...
chap17
... When the relationship is one-to-many, the primary key of the file at the one end of the relationship should be contained as a foreign key on the file at the many end of the relationship A many-to-many relationship should be divided into two one-to-many relationships with an associative entity in t ...
... When the relationship is one-to-many, the primary key of the file at the one end of the relationship should be contained as a foreign key on the file at the many end of the relationship A many-to-many relationship should be divided into two one-to-many relationships with an associative entity in t ...
Understanding the BarTender System Database
... Events encountered by any BarTender application (such as error messages and "pop up" dialogs) Information about each print job sent from BarTender (such as the document that was printed, along with the time the job was sent) ...
... Events encountered by any BarTender application (such as error messages and "pop up" dialogs) Information about each print job sent from BarTender (such as the document that was printed, along with the time the job was sent) ...
Avoiding Common Traps When Accessing RDBMS Data
... Although SAS has come a long way in making SAS access to RDBMS data as transparent and pain-free as possible, SAS veterans who are newcomers to the SAS/ACCESS world may encounter some surprises along the way. This section discusses the most common such situations and provides tips on how to handle ( ...
... Although SAS has come a long way in making SAS access to RDBMS data as transparent and pain-free as possible, SAS veterans who are newcomers to the SAS/ACCESS world may encounter some surprises along the way. This section discusses the most common such situations and provides tips on how to handle ( ...
Data persistence in programming languages : a survey
... Carnegie Mellon University Pittsburgh, PA 15213 ...
... Carnegie Mellon University Pittsburgh, PA 15213 ...
slides10
... Embedding SQL in a Host Language • The cursor area is an area for the results of select statements that result in multiple rows. • The cursor pointer is a pointer to a row in the collection of rows retrieved by a SQL query. • Example: From within a host language, find the names and account numbers ...
... Embedding SQL in a Host Language • The cursor area is an area for the results of select statements that result in multiple rows. • The cursor pointer is a pointer to a row in the collection of rows retrieved by a SQL query. • Example: From within a host language, find the names and account numbers ...
SQL Server DB Design Guidelines
... Use the minimum possible number of select statements to accomplish any lookup or modification. For this purpose sub-queries count as separate select statements. For scalable applications you have to stay stateless. Do -not- use server side cursors, or components that create server side cursors, at a ...
... Use the minimum possible number of select statements to accomplish any lookup or modification. For this purpose sub-queries count as separate select statements. For scalable applications you have to stay stateless. Do -not- use server side cursors, or components that create server side cursors, at a ...
ERC+: an object+relationship paradigm for database applications
... These applications have the same complexity as large software systems, and therefore, OO technology has naturally been advocated as a key to their efficient design and implementation. Hopes are high that OO DBMS will significantly improve over traditional database technologies in meeting the require ...
... These applications have the same complexity as large software systems, and therefore, OO technology has naturally been advocated as a key to their efficient design and implementation. Hopes are high that OO DBMS will significantly improve over traditional database technologies in meeting the require ...
The Design, Implementation, and Performance of the V2 Temporal
... how to improve performance in temporal text-containment queries. Finally, in Section 10, we conclude the paper and outlines issues for further work. ...
... how to improve performance in temporal text-containment queries. Finally, in Section 10, we conclude the paper and outlines issues for further work. ...
downloading
... type definition. Not all bounds have to be fixed during type definition time, though: It is possible to leave bounds open so that the array can dynamically grow and shrink over its lifetime. ...
... type definition. Not all bounds have to be fixed during type definition time, though: It is possible to leave bounds open so that the array can dynamically grow and shrink over its lifetime. ...
Mining Multiple Related Data Sources Using Object
... its attributes to be of complex types such as another database object, tables having attributes with type of new product do not need to change in structure, but only the new product object schema is also created. The attribute “new product” can be a set of new product classes whereby members of this ...
... its attributes to be of complex types such as another database object, tables having attributes with type of new product do not need to change in structure, but only the new product object schema is also created. The attribute “new product” can be a set of new product classes whereby members of this ...
ppt
... else for each non-empty subset S1 of S such that S1 S P1= findbestplan(S1) P2= findbestplan(S - S1) A = best algorithm for joining results of P1 and P2 cost = P1.cost + P2.cost + cost of A if cost < bestplan[S].cost bestplan[S].cost = cost bestplan[S].plan = “execute P1.plan; execute P2.plan; join ...
... else for each non-empty subset S1 of S such that S1 S P1= findbestplan(S1) P2= findbestplan(S - S1) A = best algorithm for joining results of P1 and P2 cost = P1.cost + P2.cost + cost of A if cost < bestplan[S].cost bestplan[S].cost = cost bestplan[S].plan = “execute P1.plan; execute P2.plan; join ...
2_Managing external data_2
... • SQL’s heritage as a tuple calculus language shows • tuple variables are useful when one relation is used “twice” in a query: ...
... • SQL’s heritage as a tuple calculus language shows • tuple variables are useful when one relation is used “twice” in a query: ...
Vertica Database - vertica
... statement. In a MERGE operation, Vertica replaces the values of the specified columns in all rows of the target table for which a specific condition is true. All other columns and rows in the table are unchanged. By default MERGE uses the WOS, and if the WOS fills up data overflows to the ROS. When ...
... statement. In a MERGE operation, Vertica replaces the values of the specified columns in all rows of the target table for which a specific condition is true. All other columns and rows in the table are unchanged. By default MERGE uses the WOS, and if the WOS fills up data overflows to the ROS. When ...
Disaster Recovery Plan
... effective backup and recovery strategy. This process entails a restore of all, or part of the database after hardware or software errors and a recovery to which the PIFRA System(s) is updated to a point just before the failure. Many situations may arise that require a restore and a recovery. These w ...
... effective backup and recovery strategy. This process entails a restore of all, or part of the database after hardware or software errors and a recovery to which the PIFRA System(s) is updated to a point just before the failure. Many situations may arise that require a restore and a recovery. These w ...
The Process of Tuning DB2 for AIX
... L.L.Bean, Inc. is a privately held mail-order and retail company based in Freeport, Maine, 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 p ...
... L.L.Bean, Inc. is a privately held mail-order and retail company based in Freeport, Maine, 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 p ...
Summary Management
... Complex Cross-Tab reports may use more client memory for display than Tabular report (depending on amount of data returned) Can avoid these if a tabular report shows the same data ...
... Complex Cross-Tab reports may use more client memory for display than Tabular report (depending on amount of data returned) Can avoid these if a tabular report shows the same data ...
4. Createa Small Database using MS SQL Server Management Studio
... Any type of field (e.g., date, numeric, character) can hold a null value, but ONLY if that field specified “ALLOW NULLS” during table definition. A typical use of allowing NULLs is to implement an optional foreign key relationship. For example, you might want to enforce a constraint on Student r ...
... Any type of field (e.g., date, numeric, character) can hold a null value, but ONLY if that field specified “ALLOW NULLS” during table definition. A typical use of allowing NULLs is to implement an optional foreign key relationship. For example, you might want to enforce a constraint on Student r ...
Best Practices IBMr Building a Recovery Strategy for an
... A recovery strategy helps to ensure continuous availability of data. Defining your recovery objectives will dictate your backup processes. Planning backups and recovery should begin early and concentrate on recovery speed while maintaining an efficient, flexible, and balanced backup strategy. This p ...
... A recovery strategy helps to ensure continuous availability of data. Defining your recovery objectives will dictate your backup processes. Planning backups and recovery should begin early and concentrate on recovery speed while maintaining an efficient, flexible, and balanced backup strategy. This p ...
