Sadas SQL Reference
... All rights reserved. No parts of this work may be reproduced in any form or by any means - graphic, electronic, or mechanical, including photocopying, recording, taping, or information storage and retrieval systems - without the written permission of the publisher. Products that are referred to in t ...
... All rights reserved. No parts of this work may be reproduced in any form or by any means - graphic, electronic, or mechanical, including photocopying, recording, taping, or information storage and retrieval systems - without the written permission of the publisher. Products that are referred to in t ...
lecture6
... an array and not a scalar int mysql_affected_rows ($conn) This function returns the number of rows that were affected by the most recently executed INSERT, UPDATE, REPLACE or DELETE query (i.e. if the number of rows you expected to be updated were actually updated) ...
... an array and not a scalar int mysql_affected_rows ($conn) This function returns the number of rows that were affected by the most recently executed INSERT, UPDATE, REPLACE or DELETE query (i.e. if the number of rows you expected to be updated were actually updated) ...
Teradata RDBMS SQL Reference Volume 1
... overview of the families of SQL statements and binding types. Chapter 3: “SQL Lexicon” describes SQL words and object names, delimiters and separators, constants, and operators. Appendix A: “Notation Conventions” explains how to read syntax diagrams, character shorthand notation, and predicate calcu ...
... overview of the families of SQL statements and binding types. Chapter 3: “SQL Lexicon” describes SQL words and object names, delimiters and separators, constants, and operators. Appendix A: “Notation Conventions” explains how to read syntax diagrams, character shorthand notation, and predicate calcu ...
as a PDF
... Traditional database management systems require all data to adhere to an explicitly speci ed, rigid schema. However, a large amount of the information available today is semistructured { the data may be irregular or incomplete, and its structure may evolve rapidly and unpredictably. It is dicult an ...
... Traditional database management systems require all data to adhere to an explicitly speci ed, rigid schema. However, a large amount of the information available today is semistructured { the data may be irregular or incomplete, and its structure may evolve rapidly and unpredictably. It is dicult an ...
Project Design Guide
... Software and Documentation are Commercial Computer Software provided with RESTRICTED RIGHTS under Federal Acquisition Regulations and agency supplements to them. Use, duplication, or disclosure by the U.S. Government is subject to restrictions as set forth in subparagraph (c)(1)(ii) of the Rights in ...
... Software and Documentation are Commercial Computer Software provided with RESTRICTED RIGHTS under Federal Acquisition Regulations and agency supplements to them. Use, duplication, or disclosure by the U.S. Government is subject to restrictions as set forth in subparagraph (c)(1)(ii) of the Rights in ...
Word - tpc.org
... benchmark implementations may also use one of the larger permissible database populations (e.g., 100 gigabytes), as defined in Clause 4.1.3. The performance metric reported by TPC-D is called the TPC-D Composite Query-per-Hour Performance Metric (QphD@Size), and reflects multiple aspects of the capa ...
... benchmark implementations may also use one of the larger permissible database populations (e.g., 100 gigabytes), as defined in Clause 4.1.3. The performance metric reported by TPC-D is called the TPC-D Composite Query-per-Hour Performance Metric (QphD@Size), and reflects multiple aspects of the capa ...
Database−SQL−RDBMS HOW−TO document for Linux (PostgreSQL Object Relational Database System)
... Is DBI supported under Windows 95 / NT platforms?.............................................................25 Is DBI any use for CGI programming?....................................................................................25 How do I get faster connection times with DBD Oracle and CGI?.... ...
... Is DBI supported under Windows 95 / NT platforms?.............................................................25 Is DBI any use for CGI programming?....................................................................................25 How do I get faster connection times with DBD Oracle and CGI?.... ...
- Free Documents
... NCLOB . You must specify size for a RAW value. The precision p can range from to .Stores national character set data. Maximum size is determined by the national character set definition. Stores integer numbers. Maximum size is gigabytes . fractionalsecondsp fractionalsecondsprecision is the number ...
... NCLOB . You must specify size for a RAW value. The precision p can range from to .Stores national character set data. Maximum size is determined by the national character set definition. Stores integer numbers. Maximum size is gigabytes . fractionalsecondsp fractionalsecondsprecision is the number ...
RIPE Database Documentation
... This is the starting point for information about the RIPE Database. Everything that you need to know to use the RIPE Database will be described within these pages. If anything is missing or unclear, please contact us and we will do our best to help. The format of this documentation is a Master Index ...
... This is the starting point for information about the RIPE Database. Everything that you need to know to use the RIPE Database will be described within these pages. If anything is missing or unclear, please contact us and we will do our best to help. The format of this documentation is a Master Index ...
Oracle 10g
... Oracle 10g optimizer statistics did not appear to be particularly more accurate than those collected by ANALYZE in Oracle 8i. In particular Oracle 10g’s estimate of distinct column values was sometimes less accurate than Oracle 8i’s. – Could have been caused by excessively small sample size on s ...
... Oracle 10g optimizer statistics did not appear to be particularly more accurate than those collected by ANALYZE in Oracle 8i. In particular Oracle 10g’s estimate of distinct column values was sometimes less accurate than Oracle 8i’s. – Could have been caused by excessively small sample size on s ...
An Oracle 8i to 10g Upgrade Case Study
... Oracle 10g optimizer statistics did not appear to be particularly more accurate than those collected by ANALYZE in Oracle 8i. In particular Oracle 10g’s estimate of distinct column values was sometimes less accurate than Oracle 8i’s. – Could have been caused by excessively small sample size on s ...
... Oracle 10g optimizer statistics did not appear to be particularly more accurate than those collected by ANALYZE in Oracle 8i. In particular Oracle 10g’s estimate of distinct column values was sometimes less accurate than Oracle 8i’s. – Could have been caused by excessively small sample size on s ...
Paper Title
... Figure 5.10 Q5.1 Performance ............................................... Error! Bookmark not defined. Figure 5.11 Merge Query Plan Q5.1...................................... Error! Bookmark not defined. Figure 5.12 Nest Query Plan Q5.1 ......................................... Error! Bookmark no ...
... Figure 5.10 Q5.1 Performance ............................................... Error! Bookmark not defined. Figure 5.11 Merge Query Plan Q5.1...................................... Error! Bookmark not defined. Figure 5.12 Nest Query Plan Q5.1 ......................................... Error! Bookmark no ...
CONSTRAINT-BASED GENERATION OF
... has been chosen by US Federal Aviation Administration [14] as a recommended testgeneration criterion among logical criteria. In this research, we develop an approach on how to generate sufficient database states to satisfy advanced coverage criteria including BVC and CACC criteria. We investigate th ...
... has been chosen by US Federal Aviation Administration [14] as a recommended testgeneration criterion among logical criteria. In this research, we develop an approach on how to generate sufficient database states to satisfy advanced coverage criteria including BVC and CACC criteria. We investigate th ...
DBA 1: Introduction to Database Administration
... experimentatio n. If yo u do break so mething, that's an indicatio n to us that we need to impro ve o ur system! T ake yo ur t im e . Learning takes time. Rushing can have negative effects o n yo ur pro gress. Slo w do wn and let yo ur brain abso rb the new info rmatio n tho ro ughly. Taking yo ur t ...
... experimentatio n. If yo u do break so mething, that's an indicatio n to us that we need to impro ve o ur system! T ake yo ur t im e . Learning takes time. Rushing can have negative effects o n yo ur pro gress. Slo w do wn and let yo ur brain abso rb the new info rmatio n tho ro ughly. Taking yo ur t ...
IBM DB2 for i indexing methods and strategies
... providing a relatively fast method of locating data of interest. Without indexes, the database will likely perform a full sequential search or scan of the table, accessing every row in the table. Depending on the size of the table and the complexity of the query, a full table scan can be a lengthy p ...
... providing a relatively fast method of locating data of interest. Without indexes, the database will likely perform a full sequential search or scan of the table, accessing every row in the table. Depending on the size of the table and the complexity of the query, a full table scan can be a lengthy p ...
ORACLE: PL/SQL
... Datafiles • Every Oracle database has one or more physical datafiles. • The datafiles contain all the database data. • The data of logical database structures, such as tables and indexes, is physically stored in the datafiles allocated for a database. The characteristics of datafiles are: ■ A datafi ...
... Datafiles • Every Oracle database has one or more physical datafiles. • The datafiles contain all the database data. • The data of logical database structures, such as tables and indexes, is physically stored in the datafiles allocated for a database. The characteristics of datafiles are: ■ A datafi ...