'Rating select max s2' diaporamas de présentation

Rating select max s2 - PowerPoint PPT Presentation

SQL ??? 5

SQL ??? 5

SQL ??? 5. ??? ?????? ???? ??????? ????? ????????? ???? ????: ???? ????? m.emadi@nit.ac.ir. ???? ??? ? ??? SQL. ???? IBM ?? ??? 1970 ?? ????? ?????? ?????? ???? System R ???? ????? ??? ?? ??? ???? ?????? ???? ????? ?? ???? ???? ??? ????? ??????? ?? ???? ?? ????????? ??? ???? ???

★ ★ ★ ★ ★

1.63k views • 108 slides
LECTURE 4: SQL

LECTURE 4: SQL

LECTURE 4: SQL. THESE SLIDES ARE BASED ON YOUR TEXT BOOK. SQL. A standard for querying relational data Basic query structure DISTINCT is an optional keyword indicating that duplicates should be eliminated. (Otherwise duplicate elimination is not done).

★ ★ ★ ★ ★

848 views • 71 slides
LECTURE 4: SQL

LECTURE 4: SQL

LECTURE 4: SQL. THESE SLIDES ARE BASED ON YOUR TEXT BOOK. SQL. A standard for querying relational data Basic query structure DISTINCT is an optional keyword indicating that duplicates should be eliminated. (Otherwise duplicate elimination is not done).

★ ★ ★ ★ ★

715 views • 71 slides
SQL: Queries, Programming, Triggers

SQL: Queries, Programming, Triggers

SQL: Queries, Programming, Triggers. Chapter 5. SQL . most widely used commercial relational db language originally developed at IBM SQL:1999: current ANSI/ISO standard for SQL. SQL.

★ ★ ★ ★ ★

524 views • 52 slides
SQL: Queries, Constraints, Triggers

SQL: Queries, Constraints, Triggers

SQL: Queries, Constraints, Triggers. Chapter 5. R1. Example Instances. S1. We will use these instances of the Sailors and Reserves relations in our examples. If the key for the Reserves relation contained only the attributes sid and bid , how would the semantics differ?. S2.

★ ★ ★ ★ ★

500 views • 47 slides
SQL: Queries, Constraints, Triggers

SQL: Queries, Constraints, Triggers

SQL: Queries, Constraints, Triggers. Chapter 5. R1. Example Instances. S1. We will use these instances of the Sailors and Reserves relations in our examples. If the key for the Reserves relation contained only the attributes sid and bid , how would the semantics differ?. S2.

★ ★ ★ ★ ★

434 views • 43 slides
Introduction to SQL

Introduction to SQL

Introduction to SQL. Part III COSC 3480 Teaching Plan Part SQL in 45 Minutes (Chapter 5) Relational Algebra (Chapter 4.2) More on SQL (Chapter 5). R1. Example Instances. S1. We will use these instances of the Sailors and Reserves relations in our examples.

★ ★ ★ ★ ★

413 views • 41 slides
SQL: Queries, Programming, Triggers

SQL: Queries, Programming, Triggers

SQL: Queries, Programming, Triggers. Chapter 5. R1. Example Instances. S1. We will use these instances of the Sailors and Reserves relations in our examples. If the key for the Reserves relation contained only the attributes sid and bid , how would the semantics differ?. S2.

★ ★ ★ ★ ★

496 views • 39 slides
SQL: Queries, Programming, Triggers

SQL: Queries, Programming, Triggers

SQL: Queries, Programming, Triggers. Chapter 5. Instructor: Mirsad Hadzikadic. R1. Example Instances. S1. We will use these instances of the Sailors and Reserves relations in our examples.

★ ★ ★ ★ ★

473 views • 37 slides
SQL: Queries, Programming, Triggers

SQL: Queries, Programming, Triggers

SQL: Queries, Programming, Triggers. Chapter 5. Instructor: Mirsad Hadzikadic. R1. Example Instances. S1. We will use these instances of the Sailors and Reserves relations in our examples.

★ ★ ★ ★ ★

378 views • 37 slides
SQL: Queries, Programming, Triggers

SQL: Queries, Programming, Triggers

SQL: Queries, Programming, Triggers. Chpt 5. R1. Example Instances. S1. We will use these instances of the Sailors and Reserves relations in our examples. If the key for the Reserves relation contained only the attributes sid and bid , how would the semantics differ?. S2.

★ ★ ★ ★ ★

377 views • 37 slides
SQL: Queries, Constraints, Triggers

SQL: Queries, Constraints, Triggers

SQL: Queries, Constraints, Triggers. Chapter 5. R1. Example Instances. S1. We will use these instances of the Sailors and Reserves relations in our examples. If the key for the Reserves relation contained only the attributes sid and bid , how would the semantics differ?. S2.

★ ★ ★ ★ ★

496 views • 36 slides
SQL: Queries, Constraints, Triggers

SQL: Queries, Constraints, Triggers

SQL: Queries, Constraints, Triggers. Content based on Chapter 5 Database Management Systems, (Third Edition), by Raghu Ramakrishnan and Johannes Gehrke. McGraw Hill, 2003. Example Instances. We will use these instances of the Sailors and Reserves relations in our examples.

★ ★ ★ ★ ★

441 views • 36 slides
SQL: Queries, Constraints, Triggers

SQL: Queries, Constraints, Triggers

SQL: Queries, Constraints, Triggers. Content based on Chapter 5 Database Management Systems, (Third Edition), by Raghu Ramakrishnan and Johannes Gehrke. McGraw Hill, 2003. Example Instances. We will use these instances of the Sailors and Reserves relations in our examples.

★ ★ ★ ★ ★

391 views • 36 slides
SQL: Queries, Programming, Triggers

SQL: Queries, Programming, Triggers

SQL: Queries, Programming, Triggers. Chapter 5. Example Instances. R1. We will use these instances of the Sailors and Reserves relations in our examples. If the key for the Reserves relation contained only the attributes sid and bid , how would the semantics differ?. S1. S2.

★ ★ ★ ★ ★

446 views • 35 slides
SQL: Queries, Constraints, Triggers

SQL: Queries, Constraints, Triggers

SQL: Queries, Constraints, Triggers. 198:541 Rutgers University. R1. Example Instances. We will use these instances of the Sailors and Reserves relations in our examples. If the key for the Reserves relation contained only the attributes sid and bid , how would the semantics differ?. S1.

★ ★ ★ ★ ★

386 views • 35 slides
SQL: Queries, Constraints, Triggers

SQL: Queries, Constraints, Triggers

SQL: Queries, Constraints, Triggers. Chapter 5. Overview: Features of SQL. Data definition language: used to create, destroy, and modify tables and views. Data manipulation language: used to pose queries, and to insert, delete, and modify rows .

★ ★ ★ ★ ★

362 views • 33 slides
SQL: Queries, Programming, Triggers

SQL: Queries, Programming, Triggers

SQL: Queries, Programming, Triggers. R1. Example Instances. S1. We will use these instances of the Sailors and Reserves relations in our examples. If the key for the Reserves relation contained only the attributes sid and bid , how would the semantics differ?. S2.

★ ★ ★ ★ ★

404 views • 32 slides
SQL: Queries, Programming, Triggers

SQL: Queries, Programming, Triggers

SQL: Queries, Programming, Triggers. Chapter 5. R1. Example Instances. S1. We will use these instances of the Sailors and Reserves relations in our examples. If the key for the Reserves relation contained only the attributes sid and bid , how would the semantics differ?. S2.

★ ★ ★ ★ ★

325 views • 32 slides
Query Optimization

Query Optimization

Query Optimization. overview. Application Programmer (e.g., business analyst, Data architect). Application. Sophisticated Application Programmer (e.g., SAP admin). Query Processor. Indexes. Storage Subsystem. Concurrency Control. Recovery. DBA, Tuner. Operating System.

★ ★ ★ ★ ★

273 views • 17 slides

View Rating select max s2 PowerPoint (PPT) presentations online in SlideServe. SlideServe has a very huge collection of Rating select max s2 PowerPoint presentations. You can view or download Rating select max s2 presentations for your school assignment or business presentation. Browse for the presentations on every topic that you want.