sql and etl technologies

... Technology and Simple SQL SELECT Statements ORACLE8i SQL AND PL /SQL EXAM OBJEC- TIVES OFFERED IN THIS CHAPTER:  Overview of relational databases, SQL, and PL /SQL:  Discuss the theoretical and ... as Developer/2000, SQL, PL /SQL, and SQL* Plus. The following five tests comprise this track:  1Z0-001: Introduction to Oracle : SQL and PL /SQL  1Z0-101: Develop PL /SQL Program Units  ... a simple and powerful language used to create, access, and manipulate data and structure in the database. SQL is like plain English: easy to understand and to write. Oracle divides SQL statements...

Ngày tải lên: 16/10/2013, 13:15

... Using SQL* Plus to Create Reports and Manage PL /SQL Code CĆ1 Objectives CĆ3 Overview CĆ5 Entering Commands in SQL* Plus CĆ7 Comparison of SQL and SQL* Plus Commands CĆ9 SQL* Plus SET Commands ... Summary of SQL and SQL* Plus 17Ć1 Summary of SQL and SQL* Plus 17Ć3 Practice Overview 17Ć9 Practice 17 17Ć11 Volume 3 18. Overview of PL /SQL 18Ć1 Objectives 18Ć3 Overview 18Ć5 PL /SQL Block ... of SQL and SQL* Plus (optional) This lesson reviews the basic commands covered in the course so far. Lesson 18: Overview of PL /SQL Overview lesson of how to create and use PL /SQL program units and subprograms...

Ngày tải lên: 19/10/2013, 11:15

Ngày tải lên: 22/10/2013, 22:15

... 20 Summary of SQL and SQL* Plus 17Ć3 Summary of SQL and SQL* Plus The SQL and SQL* Plus module of the Introduction to Oracle course covered relational database concepts, the SQL command language, and SQL* Plus ... of SQL and SQL* Plus 17Ć5 Summary of SQL and SQL* Plus continued Structured Query Language, SQL* Plus, and PL /SQL commands are used to access and manipulate data stored in an Oracle database. SQL* Plus, ... dictionary. Introduction to Oracle: SQL and PL /SQL Using Procedure Builder17Ć6 Introduction to Oracle: SQL and PL /SQL Using Procedure Builder17Ć8 Summary of SQL and SQL* Plus 17Ć15 Practice 17 continued 4. —continued b. Add...

Ngày tải lên: 09/12/2013, 17:15

... for processing single-category retrieval, multi-category retrieval and nested retrieval using basic indexing nodes and standard SQL. Please purchase PDF Split-Merge on www.verypdf.com to remove ... algorithm for the semantic interpretation of the change (standard and non-standard) actions. Also, a MECASP specific delta representation and proc- essing have been implemented in order to maintain ... applications and resources, subject to maintenance and adaptation (i.e creation and management of their versions). The implementation of the MECASP repository manager raises many problems and requires...

Ngày tải lên: 14/12/2013, 15:16

... a set of candidate ID mappings C = {m 1 , ,m n } and a weight function w :2 I×I → Q + . Goal: find I ⊆ C such that I is an ID set and there is no I  ⊆ C such that I  is an ID set and  m i ∈I  w(m i ) ... Querying and Navigation 153 strings x = x 1 , ,x n and y = y 1 , ,y m with n ≤ m. The string x is sequence- included in the string y if the l.c.s. of x and y is x. Note that sequence-inclusion and ... using the containment join (ContainingP arent and ContainedChild). For queries with n = 1, step 4, for the signature based query plan, and steps 6 and 7, for the containment join based query plan,...

Ngày tải lên: 14/12/2013, 15:16

... Gergatsoulis and Y. Stavrakas 7. M. Gergatsoulis, Y. Stavrakas, and D. Karteris. Incorporating Dimensions to XML and DTD. In H. C. Mayr, J. Lanzanski, G. Quirchmayr, and P. Vogel, editors, Database and ... and retrieving MXML doc- uments and the incorporation of contexts in XPath and XQuery is in our imme- diate plans for future work. References 1. S. Abiteboul, D. Quass, J. McHugh, J. Widom, and ... Composer DB2 View Query Parsed Tree Multiple SQL updates SQL Generator User Query SQL XAT Executor XAT XAT XAT Generator XQuery Parser View Query Oracle XQuery View Manager SQL- ServerSybase RDBMS XAT XAT Information...

Ngày tải lên: 14/12/2013, 15:16

... root and b is not a key and c is a key and b ∩ c ∩ p = root and there exists b →→ d|e such that d is a key and e is a key and d ≥ q ∩ r and e ≥ q ∩ r; (G) q is not a key and r is not a key and ... k>p∩ q ∩ r and k ∩ q ∩ r = p ∩ q ∩ r; (I) p is a key, q is not a key and r is a key and q ∩ r = p and q ∩ r is not a strict prefix of p and ∃x →→ k|r such that x<pand k>p∩ q ∩ r and k ∩ q ... q|k and there exists p →→ k|r such that k ≥ q ∩ r; (H) p is a key, q is a key and r is not a key and q ∩ r = p and q ∩ r is not a strict prefix of p and there exists x →→ q|k such that x<pand...

Ngày tải lên: 14/12/2013, 15:16

... as Developer/2000, SQL, PL /SQL, and SQL* Plus. The following five tests comprise this track:  1Z0-001: Introduction to Oracle : SQL and PL /SQL  1Z0-101: Develop PL /SQL Program Units  ... National Standards Institute (ANSI) has been refining standards for the SQL language for the past 20 years. Oracle, like many other companies, has taken the ANSI standard of SQL and extended ... iterative programming and conditional processing. Chapter 8 This chapter covers how to use PL /SQL interactively with the Oracle database. The various SQL commands available in PL /SQL, together with...

Ngày tải lên: 21/12/2013, 06:17

... expressions, and thus node-level fine-grained access control is allowed in that model. In that table, sign “-” and “+” mean the action is “prohibited” and “allowed”, respectively, and type “R” and “L” mean ... v r .v 3 .v 11 .v 19 we have that x  1 1 = v 3 and so Nodes(x  1 1 , root.Project.part.Pid)=v 21 and since val(v 21 ) = val(z 2 ) and so it does not satisfy condition (a) and thus root.Project.P# →→ Root.Project.Person.Name|root.Project.part.Pid is ... ···,v n }∧v ∈ N (r ∩ q)} and y 1 1 = {v|v ∈ {w 1 , ···,w n }∧v ∈ N(r ∩ q)} and x 1 1 1 = {v|v ∈{v 1 , ···,v n }∧v ∈ N(p ∩ r ∩ q)} and y 1 1 1 = {v|v ∈{w 1 , ···,w n }∧v ∈ N(p ∩ r ∩ q)} and x  1 1 = {v|v...

Ngày tải lên: 24/12/2013, 03:15

... Introduction to Oracle: SQL and PL /SQL Using Procedure Builder Volume One S Participant Guide Edition 1.1 M03989 T1001E11 ...

Ngày tải lên: 17/01/2014, 09:20

... not warrant that this document is error free. SQL* Plus, PL /SQL, Procedure Builder, Developer/2000, Oracle7 Server, Oracle Server, Discoverer/2000, and Designer/2000 are trademarks or registered ... Oracle Corporation; it is provided under a license agreement containing restrictions on use and discloĆ sure and is also protected by copyright law. Reverse engineering of the software is prohibited. ... Rights and the folĆ lowing legend is applicable: Restricted Rights Legend Use, duplication or disclosure by the Government is subject to restrictions for commercial computer software and shall...

Ngày tải lên: 17/01/2014, 09:20

... Böttcher and R. Steinmetz The input of our tester are the two XPath expressions (the new query XP1 on the one hand and a query XP2 representing a cached query result on the other hand) and a DTD ... 18(10):580–588, 1975. 2. C. Beeri and Y. Tzaban. SAL: An algebra for semistructured data and XML. In ACM SIGMOD Workshop on the Web and Databases (WebDB), 1999. 3. G. Bhargava, P. Goel, and B. Iyer. Hypergraph ... a set of SQL query results. In the cursor operations defined in the SQL language or JDBC interface, the navigation is limited to forward and backward movements in a single dimension and the fetch...

Ngày tải lên: 21/01/2014, 08:20

... differently about learners and learning, to reduce the barriers between students and teachers as learners, to create new partner- ships among students and parents, and to expand communities of learners ... spreadsheets, and smart boards (Duhaney, 2001; Schrum & Dehoney, 1998). This serves to motivate students to learn and use technologies and provides opportunities for both faculty and students ... meeting this demand is to provide hardware and software training with the anticipation that faculty and students will see both applied and residual value to this training. Many schools and departments...

Ngày tải lên: 24/01/2014, 08:20

... not warrant that this document is error free. SQL* Plus, PL /SQL, Procedure Builder, Developer/2000, Oracle7 Server, Oracle Server, Discoverer/2000, and Designer/2000 are trademarks or registered ... Oracle Corporation; it is provided under a license agreement containing restrictions on use and discloĆ sure and is also protected by copyright law. Reverse engineering of the software is prohibited. ... Rights and the folĆ lowing legend is applicable: Restricted Rights Legend Use, duplication or disclosure by the Government is subject to restrictions for commercial computer software and shall...

Ngày tải lên: 24/01/2014, 10:20

Ngày tải lên: 24/01/2014, 10:20

Ngày tải lên: 24/01/2014, 10:20

Ngày tải lên: 26/01/2014, 08:20

Ngày tải lên: 13/02/2014, 23:20