Fast Track 3.0 Reference Guide
... After data is written, it is rarely changed. DML operations, such as SQL update, that move pages associated with the same database table out of contiguous alignment should be carefully managed. Workloads that commonly introduce such volatility may not be well aligned to FTDW. Where volatility does o ...
... After data is written, it is rarely changed. DML operations, such as SQL update, that move pages associated with the same database table out of contiguous alignment should be carefully managed. Workloads that commonly introduce such volatility may not be well aligned to FTDW. Where volatility does o ...
ppt - UMBC
... – Advantage of using a AsyncTask in a headless fragment: It provides the ability to save state of the AsyncTask in case an activity is restarted (e.g., when the orientation of the phone is changed. You have to set setRetainInstance (true) ...
... – Advantage of using a AsyncTask in a headless fragment: It provides the ability to save state of the AsyncTask in case an activity is restarted (e.g., when the orientation of the phone is changed. You have to set setRetainInstance (true) ...
Application of Data warehouse and Decision Support
... structures, not relational structures (Shumate, 2000). The OLAP structures are a valuable feature because many important analyses are difficult or impossible to phrase in SQL using tabular structures. For example, one characteristic of most OLAP applications is the need to provide fast access to agg ...
... structures, not relational structures (Shumate, 2000). The OLAP structures are a valuable feature because many important analyses are difficult or impossible to phrase in SQL using tabular structures. For example, one characteristic of most OLAP applications is the need to provide fast access to agg ...
product
... In this chapter, you will learn: The basic commands and functions of SQL How SQL is used for data manipulation (to add, modify, delete, and retrieve data) How to use SQL to query a database to extract ...
... In this chapter, you will learn: The basic commands and functions of SQL How SQL is used for data manipulation (to add, modify, delete, and retrieve data) How to use SQL to query a database to extract ...
transparencies - Indico
... • CLOB trap when using bulk inserts – ‘\0’ bytes not truncated by MySQL for TEXT columns – to be fixed in MySQL & checked for Oracle plug-in ...
... • CLOB trap when using bulk inserts – ‘\0’ bytes not truncated by MySQL for TEXT columns – to be fixed in MySQL & checked for Oracle plug-in ...
Display the Scenario Manager dialog box
... • Two rules when creating databases in Excel: – The first record in the database must be in the row directly below the header row – Each field name must be contained in only one cell. Use the text wrap feature to break a long field name into what appears to be two or more rows. • You can create a da ...
... • Two rules when creating databases in Excel: – The first record in the database must be in the row directly below the header row – Each field name must be contained in only one cell. Use the text wrap feature to break a long field name into what appears to be two or more rows. • You can create a da ...
Define the SERVER (SYSTEM):
... The search path tells COOL:Plex in which directories to find your server functions. In most cases, the search path comprises the build directory specified in the COOL:Plex NT Build Service Manager and the build target subdirectory specified in the Windows NT Build section of the Generate and Build O ...
... The search path tells COOL:Plex in which directories to find your server functions. In most cases, the search path comprises the build directory specified in the COOL:Plex NT Build Service Manager and the build target subdirectory specified in the Windows NT Build section of the Generate and Build O ...
kemme - Data Systems Group
... Upon reception of write set of T on remote node Lock Phase: request all write locks in a single step; if there is a local transaction T’ with conflicting lock and T’ is still in local phase or send phase, abort T’. If T’ in send phase, multicast abort Write Phase: apply updates of T Upon rec ...
... Upon reception of write set of T on remote node Lock Phase: request all write locks in a single step; if there is a local transaction T’ with conflicting lock and T’ is still in local phase or send phase, abort T’. If T’ in send phase, multicast abort Write Phase: apply updates of T Upon rec ...
The Curious Case of Database Deduplication
... Block header is kept consistent with payload, rows do not overlap, metadata in its place … More than simple bits: can always verify logical consistency ...
... Block header is kept consistent with payload, rows do not overlap, metadata in its place … More than simple bits: can always verify logical consistency ...
2 - dbmanagement.info
... • Using Enterprise Manager – Select the “ARCHIVELOG Mode” check box. – Click Apply. The database can be set to ARCHIVELOG mode only from the MOUNT state. ...
... • Using Enterprise Manager – Select the “ARCHIVELOG Mode” check box. – Click Apply. The database can be set to ARCHIVELOG mode only from the MOUNT state. ...
- Courses - University of California, Berkeley
... When to Use Indexes • Rules of thumb – Indexes are most useful on larger tables – Specify a unique index for the primary key of each table (automatically done for many DBMS) – Indexes are most useful for attributes used as search criteria or for joining tables – Indexes are useful if sorting is oft ...
... When to Use Indexes • Rules of thumb – Indexes are most useful on larger tables – Specify a unique index for the primary key of each table (automatically done for many DBMS) – Indexes are most useful for attributes used as search criteria or for joining tables – Indexes are useful if sorting is oft ...
Introduction to Oracle Application Express
... You’re a good candidate for APEX if you fit the following profile • You are, or have developers who are, skilled in SQL and PL/SQL • Your application is database-centric • Your application can be developed ...
... You’re a good candidate for APEX if you fit the following profile • You are, or have developers who are, skilled in SQL and PL/SQL • Your application is database-centric • Your application can be developed ...
PERFORMANCE TUNING IN MICROSOFT SQL SERVER DBMS
... Physical Disk\Avg. Disk Sec/Read This measures the average time, in seconds, to read data from the disk Memory\Cache Bytes This indicates the amount of memory being used for the file system cache. There may be a disk bottleneck if this value is greater than 300MB. 2.2 Memory Bottleneck Memory\Availa ...
... Physical Disk\Avg. Disk Sec/Read This measures the average time, in seconds, to read data from the disk Memory\Cache Bytes This indicates the amount of memory being used for the file system cache. There may be a disk bottleneck if this value is greater than 300MB. 2.2 Memory Bottleneck Memory\Availa ...
Document
... • Using Enterprise Manager – Select the “ARCHIVELOG Mode” check box. – Click Apply. The database can be set to ARCHIVELOG mode only from the MOUNT state. ...
... • Using Enterprise Manager – Select the “ARCHIVELOG Mode” check box. – Click Apply. The database can be set to ARCHIVELOG mode only from the MOUNT state. ...
chapter 7_ database administration
... When the database structure changes (by adding columns or changing the way objects are related, for example) in such a way that the view still can be derived from existing data, the user can access and use the same view. If adding extra columns to tables in the database is the only change, and these ...
... When the database structure changes (by adding columns or changing the way objects are related, for example) in such a way that the view still can be derived from existing data, the user can access and use the same view. If adding extra columns to tables in the database is the only change, and these ...
Benefits of a Standardized Relational Language
... Identify columns that need to be unique Identify all PK/FK Determine any default values to be inserted Identify columns which need a domain specification Create the table ...
... Identify columns that need to be unique Identify all PK/FK Determine any default values to be inserted Identify columns which need a domain specification Create the table ...
handouts
... infrastructure arranges redirection to actual entity especially appropriate for things that move ...
... infrastructure arranges redirection to actual entity especially appropriate for things that move ...
Database Concepts - Overview
... – If (STUDENT.CLASS ==cs43005) then (STUDENT.PRIOR_CLASS ==cs31001) • Database is consistent if data at each time satisfies all integrity constraints. • Input to any application is a set of consistent data. An application output is a set of consistent data. P. T. Chung CS 649 DBMS ...
... – If (STUDENT.CLASS ==cs43005) then (STUDENT.PRIOR_CLASS ==cs31001) • Database is consistent if data at each time satisfies all integrity constraints. • Input to any application is a set of consistent data. An application output is a set of consistent data. P. T. Chung CS 649 DBMS ...
dataset Documentation
... table.insert(dict(name='John Doe', age=46, country='China')) # dataset will create "missing" columns any time you insert a dict with an unknown key table.insert(dict(name='Jane Doe', age=37, country='France', gender='female')) ...
... table.insert(dict(name='John Doe', age=46, country='China')) # dataset will create "missing" columns any time you insert a dict with an unknown key table.insert(dict(name='Jane Doe', age=37, country='France', gender='female')) ...
Import and Export SQL Server data
... well. After the data source type is selected, the user is then presented with the specifications needed to specify the location of the source data. Each option comes with different parameters needed to locate, connect and open the data source. Once the data source is configured, click next which wil ...
... well. After the data source type is selected, the user is then presented with the specifications needed to specify the location of the source data. Each option comes with different parameters needed to locate, connect and open the data source. Once the data source is configured, click next which wil ...
Transactions Transactions Transaction Concept Example of Fund
... db_pointer is made to point to the updated shadow copy after – the transaction reaches partial commit and – all updated pages have been flushed to disk. ...
... db_pointer is made to point to the updated shadow copy after – the transaction reaches partial commit and – all updated pages have been flushed to disk. ...
chapter 4
... Data must be organized so that users can retrieve, analyze and understand it. A key to effectively designing a database is the data model. Data model: a diagram that represents the entities in the database and their relationships. ...
... Data must be organized so that users can retrieve, analyze and understand it. A key to effectively designing a database is the data model. Data model: a diagram that represents the entities in the database and their relationships. ...
Chapter Outline
... Wizard • Walks you through the steps for selecting fields in a database • Only used if you create/add a Data Adapter from the Toolbox • Can be used to modify existing Data Adapters also ...
... Wizard • Walks you through the steps for selecting fields in a database • Only used if you create/add a Data Adapter from the Toolbox • Can be used to modify existing Data Adapters also ...
Always on HA - TechNet Gallery
... AG Listener: Availability Group Listener provides client connectivity to the database of given Available Group. Listener is a virtual network name to which client connects to the database in the Availability Groups. A Listener enables a client to connect to an availability replica without knowing ...
... AG Listener: Availability Group Listener provides client connectivity to the database of given Available Group. Listener is a virtual network name to which client connects to the database in the Availability Groups. A Listener enables a client to connect to an availability replica without knowing ...