OpenText Gupta DataServer Product Overview
... OpenText™ Gupta DataServer 9.1 Powerful enterprise data management system for mission-critical, transactional applications Gupta DataServer is a powerful enterprise data management system for mission-critical, transactional applications. Companies choose DataServer for its high performance, ease of ...
... OpenText™ Gupta DataServer 9.1 Powerful enterprise data management system for mission-critical, transactional applications Gupta DataServer is a powerful enterprise data management system for mission-critical, transactional applications. Companies choose DataServer for its high performance, ease of ...
Application Development Concepts
... Insulation from data storage mechanics Increased granularity of access Integrity/recovery functions ...
... Insulation from data storage mechanics Increased granularity of access Integrity/recovery functions ...
Title of Presentation
... SQL Server detected a logical consistency-based I/O error: incorrect checksum (expected: 0x7232c940; actual: 0x720e4940). It occurred during a read of page (1:143) in database ID 8 at offset 0x0000000011e000 in file 'c:\sqlDB\CORRUPT.mdf'. Additional messages in the SQL Server error log or system ev ...
... SQL Server detected a logical consistency-based I/O error: incorrect checksum (expected: 0x7232c940; actual: 0x720e4940). It occurred during a read of page (1:143) in database ID 8 at offset 0x0000000011e000 in file 'c:\sqlDB\CORRUPT.mdf'. Additional messages in the SQL Server error log or system ev ...
driver
... • flexible: can change one part without affecting others • can connect to different databases without changing code • specialization: presentation / business logic / data management • can cache queries • can implement proxies and firewalls ...
... • flexible: can change one part without affecting others • can connect to different databases without changing code • specialization: presentation / business logic / data management • can cache queries • can implement proxies and firewalls ...
plsql_ch1_2
... • Follow a naming convention. • Initialise variables designated as NOT NULL and CONSTANT. • Declare one identifier per line. • Initialise identifiers by using the assignment operator (:=) or the DEFAULT reserved word. identifier := expr; ...
... • Follow a naming convention. • Initialise variables designated as NOT NULL and CONSTANT. • Declare one identifier per line. • Initialise identifiers by using the assignment operator (:=) or the DEFAULT reserved word. identifier := expr; ...
Introduction to Database Systems
... XML: Semi-structured Data eXtensible Markup Language: Emerging ...
... XML: Semi-structured Data eXtensible Markup Language: Emerging ...
doc
... module, each event will have exactly one member of staff associated and several individual students. Each event takes place in a single weekly time slot. Each time slot has a day of the week and a time of day associated. ...
... module, each event will have exactly one member of staff associated and several individual students. Each event takes place in a single weekly time slot. Each time slot has a day of the week and a time of day associated. ...
9 Embedding SQL into Programming languages 9.1 Introduction
... Standardized Interface to C / C++ defined by X/OPEN and SQL Access group • Main advantages DBS-independent Application development independent from DBS (as opposed to Embedded SQL precompiler approach, see below) Easy to connect to multiple DB • Microsoft implementation ODBC (= Open Database Connect ...
... Standardized Interface to C / C++ defined by X/OPEN and SQL Access group • Main advantages DBS-independent Application development independent from DBS (as opposed to Embedded SQL precompiler approach, see below) Easy to connect to multiple DB • Microsoft implementation ODBC (= Open Database Connect ...
From Firebird 1.5 to 2.5
... Errors in pure metadata – part 1 Ambiguous field name between table X and table Y (need to use aliases!) 2. Data type unknown. Blob sub_types bigger than 1 (text) are for internal use only. (wrong sub_type in BLOB definitions) 3. Attempt to update read-only column (changes in AFTER UPDATE/AFTER DEL ...
... Errors in pure metadata – part 1 Ambiguous field name between table X and table Y (need to use aliases!) 2. Data type unknown. Blob sub_types bigger than 1 (text) are for internal use only. (wrong sub_type in BLOB definitions) 3. Attempt to update read-only column (changes in AFTER UPDATE/AFTER DEL ...
Active Data Objects in .Net
... SqlTransaction t = conn.BeginTransaction(IsolationLevel.Serializable); ...
... SqlTransaction t = conn.BeginTransaction(IsolationLevel.Serializable); ...
Introduction to Data Integrity
... The query optimizer chooses, for example, whether or not to use indexes for a given query, and which join techniques to use when joining multiple tables. These decisions have a tremendous effect on SQL performance, and query optimization is a key technology for every application, from operational s ...
... The query optimizer chooses, for example, whether or not to use indexes for a given query, and which join techniques to use when joining multiple tables. These decisions have a tremendous effect on SQL performance, and query optimization is a key technology for every application, from operational s ...
Powerpoint - SQL Saturday
... – Does the 'Delete' button on the U/I actually invoke the 'Delete' method in the ORM properly and handle the result? – Does calling the 'Delete' method in the ORM actually remove a record from the database? ...
... – Does the 'Delete' button on the U/I actually invoke the 'Delete' method in the ORM properly and handle the result? – Does calling the 'Delete' method in the ORM actually remove a record from the database? ...
databases and markup languages
... actors working for him? – In which years films have been shot that starred actors born between 1926 and 1935? ...
... actors working for him? – In which years films have been shot that starred actors born between 1926 and 1935? ...
Slide 1
... • In 1970s, team at IBM implemented System R based on the relational model • SEQUEL (Structured English Query Language) was created to manipulate system R data • In late 1970s Oracle V2 was first to market • IBMs system 38 followed • Adopted as ANSI standard in ‘86 and ISO in ’87 – “Official” pronun ...
... • In 1970s, team at IBM implemented System R based on the relational model • SEQUEL (Structured English Query Language) was created to manipulate system R data • In late 1970s Oracle V2 was first to market • IBMs system 38 followed • Adopted as ANSI standard in ‘86 and ISO in ’87 – “Official” pronun ...
ppt
... • Special standardized interface: procedures/objects • Pass SQL strings from language, presents result sets in a language-friendly way • Sun’s JDBC: Java API • Supposedly DBMS-neutral – a “driver” traps the calls and translates them into DBMS-specific code – database can be across a network – most d ...
... • Special standardized interface: procedures/objects • Pass SQL strings from language, presents result sets in a language-friendly way • Sun’s JDBC: Java API • Supposedly DBMS-neutral – a “driver” traps the calls and translates them into DBMS-specific code – database can be across a network – most d ...
AliEn in Oracle - Indico
... ◦ Data types: SERIAL, TEXT, BIGINT, DOUBLE, etc. only existing in MySQL. ◦ Reserved words: SIZE and TIMESTAMP are used as names for fields, but are reserved words for Oracle ◦ Autoincrement, only in MySQL. ◦ Implementation of user defined functions ...
... ◦ Data types: SERIAL, TEXT, BIGINT, DOUBLE, etc. only existing in MySQL. ◦ Reserved words: SIZE and TIMESTAMP are used as names for fields, but are reserved words for Oracle ◦ Autoincrement, only in MySQL. ◦ Implementation of user defined functions ...
10 Web Servers PHP MySQL
... if (! ($database = mysql_connect ("localhost", "user", "password"))) { // die ("Can't use database.
... if (! ($database = mysql_connect ("localhost", "user", "password"))) { // die ("Can't use database.