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UC Davis - SS - 0708
Chapter 2: CharacterizationThe Smallest Dragon BoyBy Anne McCaffreyChapter 2: CharacterizationPreview: Quick Think Have you ever wanted to do something that you thought would be too hard or that someone said you couldn't do? What moti
UC Davis - SS - 0708
Dixon High SchoolEnglish 10 Syllabus Second Semester Unit 1: OthelloWeek 5: Feb 48, 2008 (double) Standards: Reading 3.3-Analyze interactions between main and subordinate characters in a literary text (e.g., internal and external conflicts, motiv
UC Davis - SS - 0708
Chapter 2 Intro-Process Character Name: AppearanceActionSpeechThoughts/FeelingsOther Characters' ReactionsChapter 2 Intro-Process Character Name: AppearanceActionSpeechThoughts/FeelingsOther Characters' Reactions
UC Davis - SS - 0708
ws/chem/1ws/chem/1The Carbon CycleName_ Date _iii)_Carbon compounds are found dissolved in oceans, in fossil fuels, in the atmosphere and as part of plants and animals. The carbon cycle shows how carbon is recycled constantly. 1 a) An outlin
UC Davis - SS - 0708
fw g|Ms. mcbrides ClassEvery course provides new information for solving problems. Ideally, the course also builds general thinking skills that are useful in every field. These skills relate to memory management, valuation, pattern detection, reas
UC Davis - SS - 0708
Producers, Consumers and Food ChainsMr. Tu 2/14/08How Do Organisms Obtain Energy? Where do we get our energy from? Food! List different types of food we eat: An important part of a species niche is how it gets energy A habitat has many niche
UC Davis - SS - 0708
Fallon Thomen Holmes & Welch EDU 292 15 January, 2007 Unit Plan Overview Title: "Hatchet" by Gary Paulsen Length: 9 Days Goals/Desired Outcomes 1) To develop an awareness and understanding, through assigned 4 Corners Activities, of the skills necessa
UC Davis - ECS - 10
ECS 10 Concepts of Computation Midterm 2 Fall 2006Name _ Last four digits of Student ID Number _ Date and Time of your Section _ At the top of your Scantron form, please ll in your name. For Subject, put ECS 10, for Test No., put 1, for Date put 10
UC Davis - CSE - 130
v s u x ~ s v i w x v c x "`Wu)x$rzx"xS2Wgx)xzAe v v g x | s vq s s ~ s w v v i v ~ x e ! x v s v g | u ! h T ~ x %x)xW23rxxu%n)nCF9`Rghy)%t"%9"Wxa$i } Ppx2 )Ae Px1w)SwSS)Hp)2tvta2W7%" q9e ! ! ~ x
UC Davis - CSE - 232
7UrrDqrr%Whvh Balanced (equal length paths) trees for minimizing disk I/O number of levels (logarithmic) automatically maintained wrt. size of the data file (and block size) no overflow blocks (but insert, delete more complex) guaranteed up
UC Davis - CSE - 232
UhhpvHhhtrr) Drtvhquhvhvv Data in the DB should be "correct" at all times Many different kinds of integrity constraints (ICs): primary key constraint: there is at most one tuple for any given key value foreign key constraint: referenced paren
UC Davis - CSE - 232
Uvp Conventional Indexes B-Tree Indexes Hashing Indexes34Dqrr Data structures used for quickly locating tuples that meet a specific type of condition Equality condition: find Movie tuples where Director=$X Other conditions possible, e.g.
UC Davis - CSE - 232
QviyrQvshyyNotation (where to get the real symbol?): let " denote join (i.e.,) Theta join may not allow associative rewriting: for R(a,b), S(b,c), T(c,d) the rhs is not defined: (RS)a<dT R(Sa<dT) Laws for bags and sets can differ: on bags:
UC Davis - CSE - 232
RrQprvtSQL query Parser Initial logical query plan (algebraic expression) Logical Plan Generator/Chooser Candidate logical query plans Physical Plan Generator/Chooser "Optimal" physical query plan = algebraic expression+ implementation details al
UC Davis - CSE - 232
MIDTERM CSE 232, February 2000open bookFIRSTNAME:LASTNAME:Problem 1 SQL, 20 2,7,11 Consider the following relations CountryCo Name; Populationand CityCi Name; Co name; Population. For example, here is an excerpt:Country Co Name Population Ge
UC Davis - ECS - 10
The Tragedy of MacbethShakespeare homepage </Shakespeare> | Macbeth </Shakespeare/Macbeth> |Entire play ACT I SCENE I. A desert place. /Thunder and lightning. Enter three Witches/ *First Witch* When shall we three meet a
UC Davis - ECS - 10
1: c2: a3: d (bugs: uppercase Print and missing colon) 4: PROBLEM! None of (a-e) is correct.The program gets stuck in an endless loop (since x is NOTincremented!). Also since x%3 = 1%3 = 1, it follows that the printstatement is never execute
UC Davis - CSE - 130
S} x r h t w j h hr hr x u s u h g u h x 3dSi5%)`$%Tvu)2vxviivu$j h j h } B s r s x S w s r r p r h t w j h r x s j D y x u B r h t w j A ~')$C$W~H9%')`)3`7i5%)%ai!X%)2Wa"hvu)3vxp#3`7i5@`t }xrh t w dSj h r h
UC Davis - CSE - 232
UhhpvHhhtrr Last time: Logging and Crash Recovery Today: Concurrency Control Requirements for transactions T to maintain DB consistency (ACID properties): Atomicity: users perceives T as atomic, i.e., all or none of the effects are carried out (
UC Davis - CSE - 232
RrQprvt)AGtvphyQuvphyQyhSQL query => logical plan (i.e., algebra expression) => preferred logical plan (using rewritings) => physical plan (?)113RrQprvt)AGtvphyQuvphyQyh choose order for associative and commutative operators choose algorithm
UC Davis - CSE - 130
Department of Computer Science and Engineering University of California, San DiegoCSE 130 Winter 2001assigned: Jan. 10th; due: Wednesday Jan. 17th, before class, i.e., 4:40pm sharp The URL of the class web page is http: www.sdsc.edu ~ludaesch CSE
UC Davis - CSE - 130
Department of Computer Science and Engineering University of California, San DiegoCSE 130 Winter 2001MIDTERMLASTNAME: FIRSTNAME: GRADE:You can also write on the back of the pages. If you absolutely need to turn in more and separate pages, then
UC Davis - CSE - 232
9ryrvts7Urr26 13 22Delete 3232 40257813 14 15 1822 2426 27 2832 35 3840 42 45 46 locate the record delete the pointed-to record from the data file delete the key-pointer pair from the B-tree .589ryrv)UurI8ivvtQhtr8hr26 13
UC Davis - CSE - 130
Department of Computer Science and Engineering University of California, San DiegoCSE 130 Winter 2001Problems are due by Wed Feb. 21st before class. Problems marked with \P" should be implemented in Haskell and a printout (comment your functions
UC Davis - ECS - 10
-2 22.0 3.14 101 -2002.3
UC Davis - ECS - 10
Midterm 2 (Q1 Q15 results)ECS 10: Basic Concepts of ComputingFebruary 28, 2007(Aside: HOMEWORK 6: Coming out SOON!) Mideterm2: Slightly harder than Midterm 1, but OK Remember:Grading on the curve Final grades: use formulaHW: 30%, Mid1+Mid2: 3
UC Davis - CSE - 232
Exercise 9 Serializability Consider the following transactions:T1: readA,t; t:=t+2; writeA,t; readB,t; t:=t*3; writeB,t T2: readB,s; s:=s*2; writeB,s; readA,s; s:=s+3; writeA,s As usual, we assume that whatever consistency constraints are given, the
UC Davis - ECS - 10
Midterm 1: Multiple Choice ResultsECS 10: Basic Concepts of ComputingFebruary 2, 2007The MC results are online! (or so it seems to me.) Grades for Question 16 (programming): next week Sample solution w/ tips & common errors: Newsgroup! (this week
UC Davis - ECS - 10
AnnouncementsECS 10: Basic Concepts of ComputingApril 2, 2007Announcements at the beginning of class :-) Discussion sections and lab hours start this week! Assignment 1 on the ECS-10 course pageposted April 1st, due: April 6th (10pm)Discussio