Technical Overview of Oracle Exadata
... need to access this portion of the table as the B value of interest could potentially exist here. However, if the next 1M storage region had a MIN=2 and MAX=8 , then the B value of less than 2 will not scan that portion of table and can be ignored and not accessed at all during the Smart Scan. The S ...
... need to access this portion of the table as the B value of interest could potentially exist here. However, if the next 1M storage region had a MIN=2 and MAX=8 , then the B value of less than 2 will not scan that portion of table and can be ignored and not accessed at all during the Smart Scan. The S ...
SampleExam14(Ch37-38..
... C. PreparedStatement is for SQL query statements only. You cannot create a PreparedStatement for SQL update statements. D. PreparedStatement is efficient for repeated executions. ...
... C. PreparedStatement is for SQL query statements only. You cannot create a PreparedStatement for SQL update statements. D. PreparedStatement is efficient for repeated executions. ...
OpenACS: robust web development framework
... This code block loops through a tv listings database looking for airings of Late Night with Conan O’Brien. The db_foreach command runs a loop, just like Tcl’s foreach command, but also fetches column variables for each row result, sets them in the code block environment and finally executes the code ...
... This code block loops through a tv listings database looking for airings of Late Night with Conan O’Brien. The db_foreach command runs a loop, just like Tcl’s foreach command, but also fetches column variables for each row result, sets them in the code block environment and finally executes the code ...
Performance
... Tuning of Transactions (Cont.) Reducing lock contention Long transactions (typically read-only) that examine large parts of a ...
... Tuning of Transactions (Cont.) Reducing lock contention Long transactions (typically read-only) that examine large parts of a ...
Using Markov Chain Monte Carlo to Play Trivia
... each such world is associated with a probability value, which corresponds to the proportional support value in its facts. Recursive application of Probabilistic Update Rules: After applying the above rule we have in hand a set of possible worlds for the Capitals relation, each containing a clean ins ...
... each such world is associated with a probability value, which corresponds to the proportional support value in its facts. Recursive application of Probabilistic Update Rules: After applying the above rule we have in hand a set of possible worlds for the Capitals relation, each containing a clean ins ...
chapter_1
... • can query multimedia data in different ways depending on the type of information • provide a filtered view of the mm databases to retrieve only the required data • the object retrieved have to be appropriately ...
... • can query multimedia data in different ways depending on the type of information • provide a filtered view of the mm databases to retrieve only the required data • the object retrieved have to be appropriately ...
Chapter 7: Relational Database Design
... Of course, if a schema is not in DKNF, we may be able to achieve DKNF via decomposition, but such decompositions, as we have seen, are not always dependency-preserving decompositions. Thus, although DKNF is a goal of a database designer, it may have to be sacrificed in a practical design. ...
... Of course, if a schema is not in DKNF, we may be able to achieve DKNF via decomposition, but such decompositions, as we have seen, are not always dependency-preserving decompositions. Thus, although DKNF is a goal of a database designer, it may have to be sacrificed in a practical design. ...
2008-2009 Assessment for the Computer Science Degree Program
... (CO470.1)Identify and explain the major components of the relational data model. (CO470.2)Utilize structured query language (SQL) to define and manipulate database objects in the interactive mode. (CO470.3)Incorporate procedural extensions to SQL for maintaining database tables. (CO470.4)Develop an ...
... (CO470.1)Identify and explain the major components of the relational data model. (CO470.2)Utilize structured query language (SQL) to define and manipulate database objects in the interactive mode. (CO470.3)Incorporate procedural extensions to SQL for maintaining database tables. (CO470.4)Develop an ...
mySQL Introduction
... This column is a primary key of another table Any data in a foreign key column must have co rresponding data in the other table ...
... This column is a primary key of another table Any data in a foreign key column must have co rresponding data in the other table ...
Week 6
... Identify the information the user will need from the database (maps to the ER diagram) Organize the information into 1 or more tables Establish relationships between tables (if any) Create indexes if necessary Define data validation rules if required ...
... Identify the information the user will need from the database (maps to the ER diagram) Organize the information into 1 or more tables Establish relationships between tables (if any) Create indexes if necessary Define data validation rules if required ...
Chapter 1
... - A database is a collection of data organized to allow relatively easy access for retrievals, additions, and deletions - A relational database is a collection of tables of data, each of which has one special column that stores the primary keys of the table - Rows are sometimes called entities - Des ...
... - A database is a collection of data organized to allow relatively easy access for retrievals, additions, and deletions - A relational database is a collection of tables of data, each of which has one special column that stores the primary keys of the table - Rows are sometimes called entities - Des ...
Methodological notes
... 1927. For the years 1928-1985 it was usually stated that it concerned towns with more than 10 000 inhabitants (since 1960 also district towns with a lower number of inhabitants were given). In the years 1986-1991 included towns did not have any explanatory identification. Since 1992 the towns with t ...
... 1927. For the years 1928-1985 it was usually stated that it concerned towns with more than 10 000 inhabitants (since 1960 also district towns with a lower number of inhabitants were given). In the years 1986-1991 included towns did not have any explanatory identification. Since 1992 the towns with t ...
Databases: storing and retrieving information
... attribute is still a column but together they form a unique primary key for each record). •E.g., CourseRegistrations table: Course name, course number, lecture ...
... attribute is still a column but together they form a unique primary key for each record). •E.g., CourseRegistrations table: Course name, course number, lecture ...
Presentation
... • Emergence of parallel processing DW systems • Multi high-end server systems with hundreds of cores and terabytes of storage • Integrated with specialized software for fast ad-hoc analytics mainly on data at rest ...
... • Emergence of parallel processing DW systems • Multi high-end server systems with hundreds of cores and terabytes of storage • Integrated with specialized software for fast ad-hoc analytics mainly on data at rest ...
Hyperdatabases - FTP Directory Listing
... Clearly we observe the traditional DBMS at the storage level. All application code is at the middle tier in socalled application servers and presentation stays at the utmost level. The architecture is the one of an HDB. But a closer inspection of the role of the middle layer and of the mapping to th ...
... Clearly we observe the traditional DBMS at the storage level. All application code is at the middle tier in socalled application servers and presentation stays at the utmost level. The architecture is the one of an HDB. But a closer inspection of the role of the middle layer and of the mapping to th ...
New Era of Object-Relational Approaches As mentioned in the
... complex type representations, and user-defined operations. The SQL3 standard and the forthcoming SQL4 may provide the solution to standardizing the extensions to RDBMS. However, until now, work on SQL4 is still ongoing, and none of the existing extended relational systems fully supports the standard ...
... complex type representations, and user-defined operations. The SQL3 standard and the forthcoming SQL4 may provide the solution to standardizing the extensions to RDBMS. However, until now, work on SQL4 is still ongoing, and none of the existing extended relational systems fully supports the standard ...
Resume in Word Format - (G) Schoenmaker, Carnation, WA (DINO)
... Uses WIFI barcode terminals, Win95/WinNt servers, connected to AS/400 servers Consultant: Recreational Equipment, Inc. Directed the design and development of the DBMS backend to REI’s online store using Oracle on IBX AIX (Unix) platform Provided product pricing, and availability to e-commerce ...
... Uses WIFI barcode terminals, Win95/WinNt servers, connected to AS/400 servers Consultant: Recreational Equipment, Inc. Directed the design and development of the DBMS backend to REI’s online store using Oracle on IBX AIX (Unix) platform Provided product pricing, and availability to e-commerce ...
DbUnit Framework
... DbUnit has adopted a very flexible architecture based on intelligent use of interfaces. IDataSet is one of the key interfaces. The best way to think of IDataSet is that it represents one or more blocks of tabular data. This data may be generated from a number of sources: flat XML files, of whi ...
... DbUnit has adopted a very flexible architecture based on intelligent use of interfaces. IDataSet is one of the key interfaces. The best way to think of IDataSet is that it represents one or more blocks of tabular data. This data may be generated from a number of sources: flat XML files, of whi ...
Assess real estate database requirements
... make changes and additions while away from the office and then synchronise changes when they return. With additional software, portable devices can also be used for specific tasks like property inspections. The current trend is to have all information stored in online databases rather than on an off ...
... make changes and additions while away from the office and then synchronise changes when they return. With additional software, portable devices can also be used for specific tasks like property inspections. The current trend is to have all information stored in online databases rather than on an off ...
SQL Tuning - Ohio Oracle Users Group
... • Be a Good Neighbor – Consume only those resources you need – Release resources you are not using ...
... • Be a Good Neighbor – Consume only those resources you need – Release resources you are not using ...
Vortragstitel
... □ Virtual Cube provides the same interface as a typical cube (slice, dice, drill-down, …) □ Virtual Cube rewrites queries and issues them against the MMDB (TREX in our case) □ TREX has a copy of the OLTP data □ Primary OLTP system and MMDB are tied together as described above ...
... □ Virtual Cube provides the same interface as a typical cube (slice, dice, drill-down, …) □ Virtual Cube rewrites queries and issues them against the MMDB (TREX in our case) □ TREX has a copy of the OLTP data □ Primary OLTP system and MMDB are tied together as described above ...
Chapter 7: Managerial Overview
... organization. Ex. Customer database, inventory database. 2. Analytical Databases - Stores data and information extracted from selected operational and external databases. 3. Data Warehouses - Stores data from current and previous years that has been extracted from the various operational databases o ...
... organization. Ex. Customer database, inventory database. 2. Analytical Databases - Stores data and information extracted from selected operational and external databases. 3. Data Warehouses - Stores data from current and previous years that has been extracted from the various operational databases o ...
Programme of the training workshop ArcGIS
... This course is designed for those with an education in or workplace experience with GIS but no ArcGIS software experience. This course assumes knowledge of basic GIS concepts. Goals Those who complete this course will be able to ...
... This course is designed for those with an education in or workplace experience with GIS but no ArcGIS software experience. This course assumes knowledge of basic GIS concepts. Goals Those who complete this course will be able to ...
OpenACS: robust web development framework
... This code block loops through a tv listings database looking for airings of Late Night with Conan O’Brien. The db_foreach command runs a loop, just like Tcl’s foreach command, but also fetches column variables for each row result, sets them in the code block environment and finally executes the code ...
... This code block loops through a tv listings database looking for airings of Late Night with Conan O’Brien. The db_foreach command runs a loop, just like Tcl’s foreach command, but also fetches column variables for each row result, sets them in the code block environment and finally executes the code ...
Database model
A database model is a type of data model that determines the logical structure of a database and fundamentally determines in which manner data can be stored, organized, and manipulated. The most popular example of a database model is the relational model, which uses a table-based format.