Last saved 27 September 2004
... multiple sessions. It may be convenient to create a separate database for each experiment, but not necessary. The database read by SubDB does not store the raw psychophysiological data files within the database but rather creates a hierarchy of zipped data files, whose location it stores in the data ...
... multiple sessions. It may be convenient to create a separate database for each experiment, but not necessary. The database read by SubDB does not store the raw psychophysiological data files within the database but rather creates a hierarchy of zipped data files, whose location it stores in the data ...
Slide 1
... Application Performance Degradation Decreased Application Availability Increased Time for Backups/Restores Upgrades continue to take Longer Copies of Production take Longer • Production Size become unwieldy for testing and development ...
... Application Performance Degradation Decreased Application Availability Increased Time for Backups/Restores Upgrades continue to take Longer Copies of Production take Longer • Production Size become unwieldy for testing and development ...
CS331: Database Programming: Architectures and Issues
... The for loop iterates over the result of the query associated with the cursor, fetching results one at a time. Each tuple retrieved from the cursor has type: ...
... The for loop iterates over the result of the query associated with the cursor, fetching results one at a time. Each tuple retrieved from the cursor has type: ...
ASM 591F Data Sources
... Geodatabase is MUCH faster access to raster data than MrSid. ArcIMS is key broker for multiple client TYPES. ArcIMS adds significantly to management load. Future development will be in ArcGIS Server (split-off thin client.) ...
... Geodatabase is MUCH faster access to raster data than MrSid. ArcIMS is key broker for multiple client TYPES. ArcIMS adds significantly to management load. Future development will be in ArcGIS Server (split-off thin client.) ...
Bulk-loading
... Views can hide the complexity of data. For example, a view could appear as Sales2000 or Sales2001, transparently partitioning the actual underlying table. ...
... Views can hide the complexity of data. For example, a view could appear as Sales2000 or Sales2001, transparently partitioning the actual underlying table. ...
Java Database Connectivity (JDBC)
... public static void main(String[] args) { has vname containing a certain pattern. try{ Class.forName("com.mysql.jdbc.Driver"); • We use “like” condition String database="jdbc:mysql://localhost/videostore"; Connection con = DriverManager.getConnection(database,"root","root"); PreparedStatement pst = c ...
... public static void main(String[] args) { has vname containing a certain pattern. try{ Class.forName("com.mysql.jdbc.Driver"); • We use “like” condition String database="jdbc:mysql://localhost/videostore"; Connection con = DriverManager.getConnection(database,"root","root"); PreparedStatement pst = c ...
The Relational Model
... Foreign key : Set of fields in one relation that is used to `refer’ to a tuple in another relation. (Must correspond to primary key of the second relation.) Like a `logical pointer’. E.g. sid is a foreign key referring to Students: ...
... Foreign key : Set of fields in one relation that is used to `refer’ to a tuple in another relation. (Must correspond to primary key of the second relation.) Like a `logical pointer’. E.g. sid is a foreign key referring to Students: ...
Mining Very Large Databases
... algorithm discards candidates with support lower than the user-specified minimum and retains only the frequent i-itemsets. In the first round, the generated set of candidate itemsets contains all 1-itemsets. The algorithm counts their support during the candidate counting step. Thus, after the firs ...
... algorithm discards candidates with support lower than the user-specified minimum and retains only the frequent i-itemsets. In the first round, the generated set of candidate itemsets contains all 1-itemsets. The algorithm counts their support during the candidate counting step. Thus, after the firs ...
Principles of Dataspace Systems
... Most data management scenarios today rarely have a situation in which all the data can be t nicely into a conventional relational DBMS, or into any other single data model or system. The first set of challenges are user facing functions locating relevant data sources providing search and query cap ...
... Most data management scenarios today rarely have a situation in which all the data can be t nicely into a conventional relational DBMS, or into any other single data model or system. The first set of challenges are user facing functions locating relevant data sources providing search and query cap ...
Introduction (cont.)
... 1. Clustering result is sensitive to the number of partitions 2. The clustering result of one partition provides knowledge at only one similarity level 3. Favoring “equally-sized compact spheroidal clusters” 4. Computational complexity is long. ...
... 1. Clustering result is sensitive to the number of partitions 2. The clustering result of one partition provides knowledge at only one similarity level 3. Favoring “equally-sized compact spheroidal clusters” 4. Computational complexity is long. ...
Configuring Automatic Database Space Expansion in
... Set a value for the Growby size parameter; the database server will perform expansion of the
database by this amount of space each time the free space in this database falls below the free space
threshold.
Set a Free space threshold value of at least 1GB. This parameter enables the expansion ...
... Set a value for the Growby size parameter; the database server will perform expansion of the
Kroenke-DBP-e10-PPT-Chapter12
... – A collection is an object that contains a group of other objects. DAVID M. KROENKE’S DATABASE PROCESSING, 10th Edition © 2006 Pearson Prentice Hall ...
... – A collection is an object that contains a group of other objects. DAVID M. KROENKE’S DATABASE PROCESSING, 10th Edition © 2006 Pearson Prentice Hall ...
slides - Tsinghua-CMU Double Master Degree Program in
... How about updates? Updates to replicated data requires implementation of distributed concurrency control and commit protocol ...
... How about updates? Updates to replicated data requires implementation of distributed concurrency control and commit protocol ...
A Generic Database Schema for CIDOC-CRM Data Management
... In database design one has to specify the requirements for data. The result is a conceptual data model with entities, attributes, relationships, and integrity constraints. This conceptual model is the basis for a logical data model with tables, columns, keys, and triggers of a database. Refinement o ...
... In database design one has to specify the requirements for data. The result is a conceptual data model with entities, attributes, relationships, and integrity constraints. This conceptual model is the basis for a logical data model with tables, columns, keys, and triggers of a database. Refinement o ...
Database Management Core
... Database Maintenance and Tuning (operational effectiveness) Database Integrity (referential integrity, triggers) Database Security (database security settings, auditing/logging) Database Backup and Recovery (availability) The minimum requirements set forth in the “general overview and risk a ...
... Database Maintenance and Tuning (operational effectiveness) Database Integrity (referential integrity, triggers) Database Security (database security settings, auditing/logging) Database Backup and Recovery (availability) The minimum requirements set forth in the “general overview and risk a ...
Python MySQL Database Access
... You can choose the right database for your application. Python Database API supports a wide range of database servers such as − GadFly mSQL MySQL PostgreSQL Microsoft SQL Server 2000 Informix Interbase Oracle Sybase Here is the list of available Python database interfaces: Python Database Interfaces ...
... You can choose the right database for your application. Python Database API supports a wide range of database servers such as − GadFly mSQL MySQL PostgreSQL Microsoft SQL Server 2000 Informix Interbase Oracle Sybase Here is the list of available Python database interfaces: Python Database Interfaces ...
Fundamentals of Database Systems
... Whenever a person or group of persons need to access a database system, the individual or group must first apply for a user account. The DBA will then create a new account number and password for the user if there is a legitimate need to access the database. The user must log in to the DBMS by enter ...
... Whenever a person or group of persons need to access a database system, the individual or group must first apply for a user account. The DBA will then create a new account number and password for the user if there is a legitimate need to access the database. The user must log in to the DBMS by enter ...
Lab5
... HINT: Is another postmaster already running on port 5432? If not, wait a few seconds and retry. WARNING: could not create listen socket for "localhost" FATAL: could not create any TCP/IP sockets ...
... HINT: Is another postmaster already running on port 5432? If not, wait a few seconds and retry. WARNING: could not create listen socket for "localhost" FATAL: could not create any TCP/IP sockets ...
S-Store: Streaming Meets Transaction Processing
... asynchronous transaction requests from the client and still preserve the tuple processing order. • In PE weak recovery not only achieves better throughput during normal operation, but it also provides lower recovery time. ...
... asynchronous transaction requests from the client and still preserve the tuple processing order. • In PE weak recovery not only achieves better throughput during normal operation, but it also provides lower recovery time. ...
Mca 2nd Year Revised Syllabus
... UNIT - IV DATA ACCESS WITH ADO.NET : Accessing data with the server explorer, Data adapters and Data sets, Binding Controls to databases, Handling databases in code, Database access in Web Applications. Creating user Controls, Web user Controls, and Multithreading creating Windows services, Web Serv ...
... UNIT - IV DATA ACCESS WITH ADO.NET : Accessing data with the server explorer, Data adapters and Data sets, Binding Controls to databases, Handling databases in code, Database access in Web Applications. Creating user Controls, Web user Controls, and Multithreading creating Windows services, Web Serv ...
PPT
... Returns an integer, the number of affected rows from the SQL int rowcount = stmt.executeUpdate ("delete from ACME_RENTAL_ITEMS where rental_id =1011"); ...
... Returns an integer, the number of affected rows from the SQL int rowcount = stmt.executeUpdate ("delete from ACME_RENTAL_ITEMS where rental_id =1011"); ...