Notes on Slick - The Risberg Family
... MongoDB, RxJava, Vert.x, etc.) and supports building applications according to the Reactive Manifesto. Database queries in Slick can be written as if they were operating on Scala collections, supporting the same vocabulary and similar operations (even though this illusion fails on more complex expre ...
... MongoDB, RxJava, Vert.x, etc.) and supports building applications according to the Reactive Manifesto. Database queries in Slick can be written as if they were operating on Scala collections, supporting the same vocabulary and similar operations (even though this illusion fails on more complex expre ...
The Winning Way
... • DeleteRec(oConnection, tablename, fieldname, id) • Deletes one or more records • Deletes all records with a matching id • "id" is a value • 'fieldname" is the name of a field (doesn't have to be a key field) June 22, 2002 ...
... • DeleteRec(oConnection, tablename, fieldname, id) • Deletes one or more records • Deletes all records with a matching id • "id" is a value • 'fieldname" is the name of a field (doesn't have to be a key field) June 22, 2002 ...
Information system for measurement data Marek Polakovič Bachelor’s thesis May 2015
... Comma Separated Value – specific file that contains columns and rows, each column is separated from others by comma EJB Enterprise JavaBeans, application logic implementation EAV Entity-Attribute-Value model is a data model to describe entities with their attributes. The final set of all attributes ...
... Comma Separated Value – specific file that contains columns and rows, each column is separated from others by comma EJB Enterprise JavaBeans, application logic implementation EAV Entity-Attribute-Value model is a data model to describe entities with their attributes. The final set of all attributes ...
The Researcher`s Guide to the Data Deluge
... the vast amount of data to be processed, the users do not always know exactly what they are looking for and they not always care for a complete answer; it is mainly used for data exploration in search for interesting patterns. In this paper, we revisit some of the hitherto strict restrictions set in ...
... the vast amount of data to be processed, the users do not always know exactly what they are looking for and they not always care for a complete answer; it is mainly used for data exploration in search for interesting patterns. In this paper, we revisit some of the hitherto strict restrictions set in ...
Oracle Seminars - Database design and Basic SQL - Indico
... Putting a web proxy cache (squid) between client and server allows queries to be cached When many clients make the same query (= request same web page), only the first one will go all the way to the database, rest will be satisfied from squid cache Reduces queries on the server, and network tr ...
... Putting a web proxy cache (squid) between client and server allows queries to be cached When many clients make the same query (= request same web page), only the first one will go all the way to the database, rest will be satisfied from squid cache Reduces queries on the server, and network tr ...
Hippocratic Databases
... We suggest that the database community has an opportunity to play a central role in this crucial debate involving the most cherished of human freedoms3 by re-architecting our database systems to include responsibility for the privacy of data as a fundamental tenet. We have been inspired by the priva ...
... We suggest that the database community has an opportunity to play a central role in this crucial debate involving the most cherished of human freedoms3 by re-architecting our database systems to include responsibility for the privacy of data as a fundamental tenet. We have been inspired by the priva ...
Introduction to SAS/ACCESS Software
... the alias name that relates to the relational database. This view descriptor specifies what data to retrieve from the DBMS table and how to retrieve H. To use a view, simply precede the name of the information with a high level qualifier of what the library name or LlBNAME is. In the above example, ...
... the alias name that relates to the relational database. This view descriptor specifies what data to retrieve from the DBMS table and how to retrieve H. To use a view, simply precede the name of the information with a high level qualifier of what the library name or LlBNAME is. In the above example, ...
ADO.NET Lecture - Information Technology Gate
... cannot contain a Null Value.” will be generated. • If the user tries to enter a record with the same primary key data as another record, the error message “The changes you requested to the table were not successful…" Ch. 10 - VB 2005 by Schneider ...
... cannot contain a Null Value.” will be generated. • If the user tries to enter a record with the same primary key data as another record, the error message “The changes you requested to the table were not successful…" Ch. 10 - VB 2005 by Schneider ...
Chapter 10
... 10.2 Concurrency Control • Coordination of simultaneous transaction execution in a multiprocessing database • Objective is to ensure serializability of transactions in a multiuser environment • Simultaneous execution of transactions over a shared database can create several data integrity and consi ...
... 10.2 Concurrency Control • Coordination of simultaneous transaction execution in a multiprocessing database • Objective is to ensure serializability of transactions in a multiuser environment • Simultaneous execution of transactions over a shared database can create several data integrity and consi ...
How to Write a DML Trigger
... All tables that are involved with the process All operations that might be involved ▪ INSERT ▪ UPDATE ▪ DELETE SQL Saturday East Iowa #239 ...
... All tables that are involved with the process All operations that might be involved ▪ INSERT ▪ UPDATE ▪ DELETE SQL Saturday East Iowa #239 ...
Data Guard vs. Active Data Guard
... DGMGRL> Primary SQL> set time on 07:59:01 SQL> insert into adg_table values (150, 'PUNE'); 1 row created. 07:59:14 SQL> commit; Commit complete. ...
... DGMGRL> Primary SQL> set time on 07:59:01 SQL> insert into adg_table values (150, 'PUNE'); 1 row created. 07:59:14 SQL> commit; Commit complete. ...
Capacity Planning with Oracle
... database, which has never grown in size, would not be affected by PCTINCREASE if PCTINCREASE has never been applied by the creation of a new extent. This is probably very unlikely. If many new extents are added to a datafile it is quite possible that a new extent added could be much larger than expe ...
... database, which has never grown in size, would not be affected by PCTINCREASE if PCTINCREASE has never been applied by the creation of a new extent. This is probably very unlikely. If many new extents are added to a datafile it is quite possible that a new extent added could be much larger than expe ...
Getting Started with Attunity CloudBeam for Microsoft
... 3. Either manually enter a password or click Generate Strong Password. Attunity CloudBeam requires a password for authentication and data encryption purposes. 4. Click Set Password and then Copy to Clipboard. You will need to enter this password later when configuring the Microsoft Azure SQL Data ...
... 3. Either manually enter a password or click Generate Strong Password. Attunity CloudBeam requires a password for authentication and data encryption purposes. 4. Click Set Password and then Copy to Clipboard. You will need to enter this password later when configuring the Microsoft Azure SQL Data ...
Database Systems: Design, Implementation, and Management
... 8. The Data Warehouse contains data with several levels of detail; current detail data, old detail data, lightly summarized, and highly summarized data. 9. The Data Warehouse environment is characterized by read-only transactions to very large data sets. The operational environment is characterized ...
... 8. The Data Warehouse contains data with several levels of detail; current detail data, old detail data, lightly summarized, and highly summarized data. 9. The Data Warehouse environment is characterized by read-only transactions to very large data sets. The operational environment is characterized ...
7 Managing Data Managing Data Resources Managing Data
... Program-data dependence: • The coupling of data stored in files and the specific programs required to update and maintain those files such that changes in programs require changes to the data L k off flexibility: Lack fl ibilit • A traditional file system can deliver routine scheduled reports after ...
... Program-data dependence: • The coupling of data stored in files and the specific programs required to update and maintain those files such that changes in programs require changes to the data L k off flexibility: Lack fl ibilit • A traditional file system can deliver routine scheduled reports after ...
Architecture
... Centralized and Client-Server Systems Server System Architectures Parallel Systems Distributed Systems Network Types ...
... Centralized and Client-Server Systems Server System Architectures Parallel Systems Distributed Systems Network Types ...
Access 2013 - The School District of Palm Beach County
... using the relational database management model. In a relational database management system, sometimes called an RDBMS, the system manages all data in tables. Tables store information about a single subject (such as customers or products) and have columns (or fields) that contain the different kinds ...
... using the relational database management model. In a relational database management system, sometimes called an RDBMS, the system manages all data in tables. Tables store information about a single subject (such as customers or products) and have columns (or fields) that contain the different kinds ...
UNIT01-DBMS
... A transaction is a unit of program execution that accesses and possibly updates various data items.To preserve the integrity of data the database ...
... A transaction is a unit of program execution that accesses and possibly updates various data items.To preserve the integrity of data the database ...
Big-Data-NoSQL-MongoDB-1-HW - Dr. Tom Hicks
... very different fashion from the better known relational databases (RDB). RDBs pre-define the data structure in the database as a series of tables containing fields with well-defined data types. Exposing the data types to the database program allows it to apply a number of optimizations. In contrast, ...
... very different fashion from the better known relational databases (RDB). RDBs pre-define the data structure in the database as a series of tables containing fields with well-defined data types. Exposing the data types to the database program allows it to apply a number of optimizations. In contrast, ...
XML Storage - Technion – Israel Institute of Technology
... • How would you answer a query like: – /transaction/buy – find accounts in which something is bought or sold from the NASDAQ ...
... • How would you answer a query like: – /transaction/buy – find accounts in which something is bought or sold from the NASDAQ ...
Document
... Bold fields in each table represent the primary key, which consists of one or more fields SUBJECT_ID in EXPERIMENT is a foreign key as it relates to SUBJECT_ID in the SUBJECT table Links between foreign and primary keys enable search engine to quickly reduce the search space for a query. ...
... Bold fields in each table represent the primary key, which consists of one or more fields SUBJECT_ID in EXPERIMENT is a foreign key as it relates to SUBJECT_ID in the SUBJECT table Links between foreign and primary keys enable search engine to quickly reduce the search space for a query. ...
Computer Forensics
... Databases • VPDs are a more direct solution • User functions: – DBSEC users: application schema owner – CUSTOMERS: used to demonstrate VPDs – VPD_CLERK1, VPD_CLERK2, and VPD_CLERK3 users: database users that are used to test VPDs ...
... Databases • VPDs are a more direct solution • User functions: – DBSEC users: application schema owner – CUSTOMERS: used to demonstrate VPDs – VPD_CLERK1, VPD_CLERK2, and VPD_CLERK3 users: database users that are used to test VPDs ...