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DBMS System designers and implementers ... files with same data may become inconsistent. In DB approach. data stored only once ...
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Pre Election Voters Awareness Campaigns (PEVACs) ... potential candidates) awareness campaigns: State Level Coordination Committee ...
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... reference to its leftmost child and right sibling only. ... O(1) access time to reach any child. ... Leftmost-child-right-sibling representation of a tree ...
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Kist Hidatik ve Perk tan Tedavisi Dr. Suat Eren Atat rk niversitesi T p Fak ltesi Radyoloji Anabilim Dal
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Phone may consists of. Area code, Phone number, Extension. 10. Single Valued Attributes ... Stored attributes are those whose values will be entered into DB ...
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The letter field of the root is irrelevant. ... equal to the number of different characters in the alphabet from which the words ...
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Dijkstra's Algorithm for Finding Shortest Paths. Initially only the source node s is settled. ... We find the node v that is unsettled. We settle v by ...
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Title: Lecture 5-B (continuation of 5-A) Subject: Intro to LISP Last modified by: Neli Zlatareva Created Date: 2/18/1998 2:35:46 PM Document presentation format
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T(n) = T(n/2) 1 for n =2. Solution T(n)= lg n. T(n) = T(n/2) 1 = T(n/22) 1 1 ... Solution T(n) =n lg n should satisfy equations. T(1)=0. T(n)= 2 T(n/2) n ...
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BST trees can vary greatly in their degree of balance. Example that follows shows two BST trees with the same set of keys, one is ...
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Bubble sort (n lg n) running time sorting. Quick sort. Merge sort. Heap sort ... TEXT Strings strings on alphabet of letters, numbers, and spec chars. ...
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Minimal Spanning Tree ... graph can have more that one minimal spanning tree. ... The local decisions are which edge to add to the spanning tree being formed. ...
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Definition A directed graph is a pair G = (V, E) ... Set of edges is a subset of Cartesian product VxV of a set of vertices i.e. ... Example1 ...
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You may do exploration in the direction of the road, and you may backup in the ... Islands will have three possible states based on state of exploration: ...
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Lemma. Lemma : The number of leaves in the recursion tree for recurrence equation T(n) ... Lemma. The recursion tree has depth lg n/lg c. The zero-th row-sum is f(n) ...
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Example: arithmetic expression a & b ... Algorithm is same as for arithmetic expressions: ... List represents postfix notation of an arithmetic expression. ...
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We will assume that running time for simple statements that are independent of ... First we determine running time of methods that do not call any other methods. ...
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... foreign key is CarID. Set of values for CarID in EMPLOYEE is subset of CarID values in CAR. ... is redundant since its value is equal to another attribute ...
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Graph Coloring and Chromatic Number Definitions. Let G=(V,E) be ... have different color. ... Optimization graph coloring problem (Find chromatic number for ...
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Most often subproblems are recursive calls to several instances of simpler ... It works in (an) where a is golden ratio (1 sqrt(5))/2. ...
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hundreds of concurrent users that are executing database ... supermarket checkout, and other similar systems. 3. Transaction processing. high availability ...
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Key ... Key is one or more attributes that uniquely identifies one tuple in a relation. ... Designer selects one key from the possible candidates using criteria ...
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Sue sponsors Anna. E-R and EER into Relations. 29. Recursive Relationships 1:1 example ... Tom refers Bill, Anna. Anna refers Tim. E-R and EER into Relations. 31 ...
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Basic, Conservative, Strict, and ... Conservative 2PL is a deadlock-free protocol. ... Conservative 2PL must lock all its items before it starts so once the ...
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Balanced POT heap. PQ Implementation with An Array. When an array is used to implement PQ ... Decrement the size of the heap. ...
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Rules for embedding SQL into general purpose programming language such as C, ... the concatenate operator | |' can be used in a query to append two string values. ...
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Stop if key is found or an item with larger value is reached or end is ... x within the range first, ..., last, and index = -1 if key is not in this range of x ...
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