A Stored Procedure
... The first command is DELIMITER //, which is not related to the stored procedure syntax. The DELIMITER statement changes the standard delimiter which is semicolon ( ; ) to another. In this case, the delimiter is changed from the semicolon ( ; ) to double-slashes //. Why do we have to change the delim ...
... The first command is DELIMITER //, which is not related to the stored procedure syntax. The DELIMITER statement changes the standard delimiter which is semicolon ( ; ) to another. In this case, the delimiter is changed from the semicolon ( ; ) to double-slashes //. Why do we have to change the delim ...
Coupling Logic Programming with Relational Databases
... on this coupling technology, there are very few references in this vast literature that approach the implementation issues of such systems. Most of the research effort in deductive databases has been put on high-level problems, such as query languages, their semantics and evaluation algorithms for t ...
... on this coupling technology, there are very few references in this vast literature that approach the implementation issues of such systems. Most of the research effort in deductive databases has been put on high-level problems, such as query languages, their semantics and evaluation algorithms for t ...
Internals, Troubleshooting, and Best Practices for use of Scaleout
... This paper describes the inner workings of scaleout solutions in Microsoft® SQL Server™ 2005. This information is useful for capacity planning and determining the appropriate solution for your set of requirements. Knowing the internal operations of a system also assists in troubleshooting and using ...
... This paper describes the inner workings of scaleout solutions in Microsoft® SQL Server™ 2005. This information is useful for capacity planning and determining the appropriate solution for your set of requirements. Knowing the internal operations of a system also assists in troubleshooting and using ...
Chapter5. Other Relational Languages
... $200 savings account for every loan account they have, with the loan number serving as the account number for the new savings account. ...
... $200 savings account for every loan account they have, with the loan number serving as the account number for the new savings account. ...
Connection Management Strategies for Java applications
... maximize connection reuse and helps conserve system resources. It should be set to twice or three times the longest duration that connection may be checked out, including failover time. InactiveConnectionTimeout specifies how long an available connection can remain idle before it is closed and remov ...
... maximize connection reuse and helps conserve system resources. It should be set to twice or three times the longest duration that connection may be checked out, including failover time. InactiveConnectionTimeout specifies how long an available connection can remain idle before it is closed and remov ...
Certification Sample Test 700 IBM DB2 UDB V8.1 Family
... Uncommitted Read lsolation Level would be appropriate to use while querying read-only databases. A transaction using this isolation level would not acquire any locks on the rows retrieved as a result of the SQL query unless another concurrent transaction attempts to alter or drop the table from whic ...
... Uncommitted Read lsolation Level would be appropriate to use while querying read-only databases. A transaction using this isolation level would not acquire any locks on the rows retrieved as a result of the SQL query unless another concurrent transaction attempts to alter or drop the table from whic ...
E - Read
... estimating the size of the resultant relations produced by the operation p, according to statistics in the catalog about the relations on which the operation is conducted ...
... estimating the size of the resultant relations produced by the operation p, according to statistics in the catalog about the relations on which the operation is conducted ...
ppt
... 1. Set of attributes and constants 2. Set of comparison operators: (e.g., , , , , , ) 3. Set of connectives: and (), or (v)‚ not () 4. Implication (): x y, if x if true, then y is true ...
... 1. Set of attributes and constants 2. Set of comparison operators: (e.g., , , , , , ) 3. Set of connectives: and (), or (v)‚ not () 4. Implication (): x y, if x if true, then y is true ...
ppt - FCN
... 1. Set of attributes and constants 2. Set of comparison operators: (e.g., , , , , , ) 3. Set of connectives: and (), or (v)‚ not () 4. Implication (): x y, if x if true, then y is true ...
... 1. Set of attributes and constants 2. Set of comparison operators: (e.g., , , , , , ) 3. Set of connectives: and (), or (v)‚ not () 4. Implication (): x y, if x if true, then y is true ...
Reduce Costs and Improve Operations by Upgrading to Oracle
... through network efficiencies and easier management of the database storage environment. While storage costs are an obvious tangible benefit of compression as described above, the innovative technologies in Hybrid Columnar Compression and Advanced Compression Option are also designed to reduce resour ...
... through network efficiencies and easier management of the database storage environment. While storage costs are an obvious tangible benefit of compression as described above, the innovative technologies in Hybrid Columnar Compression and Advanced Compression Option are also designed to reduce resour ...
ConQuer: Efficient Management of Inconsistent Databases
... Although integrity constraints have long been used to maintain data consistency, there are situations in which they may not be enforced or satisfied. In this paper, we present ConQuer, a system for efficient and scalable answering of SQL queries on databases that may violate a set of constraints. Co ...
... Although integrity constraints have long been used to maintain data consistency, there are situations in which they may not be enforced or satisfied. In this paper, we present ConQuer, a system for efficient and scalable answering of SQL queries on databases that may violate a set of constraints. Co ...
Using AlwaysOn Availability Groups for High Availability and
... 1. Enable AlwaysOn Availability Group for all the SQL Server instances on all the three nodes. For more information, see Enable and Disable AlwaysOn Availability Groups. 2. On the second and third nodes, connect to SQL Server instance using SQL Server Management Studio, and delete the DQS databases: ...
... 1. Enable AlwaysOn Availability Group for all the SQL Server instances on all the three nodes. For more information, see Enable and Disable AlwaysOn Availability Groups. 2. On the second and third nodes, connect to SQL Server instance using SQL Server Management Studio, and delete the DQS databases: ...
2. Quality metrics for SQL queries embedded in host languages - Huib J. van den Brink, Rob C. van der Leek
... strings present in the source, inspect those strings and finally reconstruct the query by performing concatenation. By only focussing on the strings creating the queries, one abstracts from specific programming languages and frameworks, even without a database scheme present. Therefore, to filter th ...
... strings present in the source, inspect those strings and finally reconstruct the query by performing concatenation. By only focussing on the strings creating the queries, one abstracts from specific programming languages and frameworks, even without a database scheme present. Therefore, to filter th ...
Solutions
... • According to Symantec Survey, the average SMB only backs up 60% of customer data and doesn't even do that on a consistent schedule ...
... • According to Symantec Survey, the average SMB only backs up 60% of customer data and doesn't even do that on a consistent schedule ...
Slides - CIS @ Temple University
... Until no new equivalent expressions are generated above The above approach is very expensive in space and time ...
... Until no new equivalent expressions are generated above The above approach is very expensive in space and time ...
InterMine Documentation
... Disk space on the build and production machines obviously depends on volume of data. Multiply the database size by at least 3 for a corresponding InterMine instance. This takes into account the various redundant ways we store data and precomputed tables, all to boost query performance. Precomputed t ...
... Disk space on the build and production machines obviously depends on volume of data. Multiply the database size by at least 3 for a corresponding InterMine instance. This takes into account the various redundant ways we store data and precomputed tables, all to boost query performance. Precomputed t ...
SQL Server Replication Guide - the Sitecore Developer Network
... where you want to store snapshots. To make snapshots easily available for initializing subscriptions, enter the path to a network share. For more information about initializing subscriptions, see the section Subscriptions. ...
... where you want to store snapshots. To make snapshots easily available for initializing subscriptions, enter the path to a network share. For more information about initializing subscriptions, see the section Subscriptions. ...
Videoscape Control Suite 3.5.0 Database User Guide
... Oracle Stored Procedure A piece of code which can be invoked that is stored in the Oracle database. ...
... Oracle Stored Procedure A piece of code which can be invoked that is stored in the Oracle database. ...
Oracle Database HA Technical Comparison
... expensive downtime. Furthermore, Oracle Database offers the Fast Recovery Area, which is a unified disk-based storage location for all recovery-related files and activities in an Oracle database. The automation and integration between RMAN and Fast Recovery Area provide an enhanced disk-based backup ...
... expensive downtime. Furthermore, Oracle Database offers the Fast Recovery Area, which is a unified disk-based storage location for all recovery-related files and activities in an Oracle database. The automation and integration between RMAN and Fast Recovery Area provide an enhanced disk-based backup ...
Chapter 13
... three conditions are met: 1. For each data item Q, if transaction Ti reads the initial value of Q in schedule S, then transaction Ti must, in schedule S´, also read the initial value of Q. 2. For each data item Q if transaction Ti executes read(Q) in schedule S, and that value was produced by transa ...
... three conditions are met: 1. For each data item Q, if transaction Ti reads the initial value of Q in schedule S, then transaction Ti must, in schedule S´, also read the initial value of Q. 2. For each data item Q if transaction Ti executes read(Q) in schedule S, and that value was produced by transa ...
The SQL SELECT Statement
... In some databases a person with the LastName of "Hansen" or "Pettersen" will not be listed (BETWEEN only selects fields that are between and excluding the test values). In other databases a person with the last name of "Hansen" or "Pettersen" will be listed (BETWEEN selects fields that are between a ...
... In some databases a person with the LastName of "Hansen" or "Pettersen" will not be listed (BETWEEN only selects fields that are between and excluding the test values). In other databases a person with the last name of "Hansen" or "Pettersen" will be listed (BETWEEN selects fields that are between a ...
Layered Temporal DBMS`s - Concepts and Techniques
... DBMS’s (see, e.g., [l, 18, 193). This architecture allows the implementor maximum flexibility in implementing the temporal query language. This flexibility may potentially be used for developing an efficient implementation that makes use of, e.g., special-purpose indices, query optimizers, storage s ...
... DBMS’s (see, e.g., [l, 18, 193). This architecture allows the implementor maximum flexibility in implementing the temporal query language. This flexibility may potentially be used for developing an efficient implementation that makes use of, e.g., special-purpose indices, query optimizers, storage s ...
