'Character strings' diaporamas de présentation

Chapter 4: SQL

Chapter 4: SQL. Basic Structure Set Operations Aggregate Functions Null Values Nested Subqueries Derived Relations Views Modification of the Database Joined Relations Data Definition Language Embedded SQL, ODBC and JDBC. Schema Used in Examples. Basic Structure.

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SQL

SQL. The questing beast Sir Thomas Mallory. SQL. A standard ANSI ISO SQL skills are in demand Developed by IBM Object-oriented extensions created. SQL. A complete database language Data definition Definition of tables and views Data manipulation Specifying queries

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Hank Childs, University of Oregon

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Evolutionary tree reconstruction

Evolutionary tree reconstruction. Early Evolutionary Studies. Anatomical features were the dominant criteria used to derive evolutionary relationships between species since Darwin till early 1960s

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What is New in SAS 9.2? Graphics and More

What is New in SAS 9.2? Graphics and More. A Brief History of SAS Graphics. 6.x 7.x = had the Output Delivery System (ODS) but it was not widely available 8 .x = ODS Pretty tabular output in popular formats: HTML Driven by style and information templates Bad graphics

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2.2 A Simple Syntax-Directed Translator

2.2 A Simple Syntax-Directed Translator. 2.3 Syntax-Directed Translation 2.4 Parsing 2.5 A Translator for Simple Expressions 2.6 Lexical Analysis 2.7 Symbol Tables 2.8 Intermediate Code Generation 2.9 Summary of Chapter 2. Syntax-Directed Translation.

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Pointers

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Data Definition Language

Data Definition Language. Based on Chapter 6 of Database Systems (Connolly and Begg). DDL.

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CS1 Lesson 2

CS1 Lesson 2. Introduction to C++. Parts of a C++ Program. // sample C++ program #include <iostream> using namespace std; int main() { cout << "Hello, there!"; return 0; }. Notes:. Preprocessor directives begin with # (pound sign).

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Shell Features

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CS 3251- Computer Networks 1: Sockets Programming

CS 3251- Computer Networks 1: Sockets Programming. Adapted from slides by Professor Patrick Traynor. Socket Programming. Goal: learn how to build client/server application that communicate using sockets. Socket API Introduced ins BSD4.1 Unix 1981 Explicitly created, used released by apps

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Stacks - 3

Stacks - 3. Nour El-Kadri ITI 1121. Evaluating arithmetic expressions. Stack-based algorithms are used for syntactical analysis (parsing). For example to evaluate the following expression: 1+2 * 3 ? 4

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Documenting a Structure in C

Documenting a Structure in C. Explaining a Structure Build. Problem solving:. What defines a Student? In what ways can a students information be collected?. This student name can be Tim who is 21 years old and has an ID of 5869403. The Students name is Tim His age is 21 5869403 is his ID.

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An introduction to R

Honors 207 Cognitive Science (These Slides were Shamelessly Stolen from Dr. Pablo Gomez, DePaul University). An introduction to R. o A short incomplete tour around some of the basic concepts of R as a programming language

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Sample Program

Sample Program. // FileName.cpp // Written by Max Fomitchev (mif10) // This is a sample program // #include <iostream> using namespace std; void main() { }. Character Strings. // Never hard code constants // Use macro declarations instead #define MAX_LENGTH 255

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Lecture 4

Lecture 4. 4.1,4.2 Counting. 4.1 Counting. Two Important Principles: Product Rule and Sum Rule. Product Rule: Assume we need to perform procedure 1 AND procedure 2. There are n1 ways to perform procedure 1 and n2 ways to perform procedure 2.

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Character Strings

Character Strings. Character Strings. printf ("Programming in C is fun. "); The argument that is passed to the printf function is the character string. "Programming in C is fun. " The double quotation marks are used to delimit the character string.

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C Strings

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