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Rating Stats for

Erwin Smout

Rating
1476.14 (4,508,578th) 		Reputation
15,185 (9,267th)
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Title Δ
A Relational database instance Vs A Relation instance? +0.60
MySQL and Java and have a timezone handling challenge 0.00
Programmatically determine required series of JOIN statements in SQL -0.69
relational model versus logial data model +2.82
General pattern for failing over from one database to another using... +0.11
How can I represent a ternary relationship in SQL modeler? Or else,... 0.00
How to select on a count in relational algebra 0.00
Need a solution for designing my database that has some potential p... +0.96
Library to convert SQL to relational algebra 0.00
domain relational calculus "for all" expression 0.00
Checking if a decompozition is in Boyce Codd Normal Form 0.00
Natural Join query in relational algebra? 0.00
Specific scenario regarding BCNF decomposition 0.00
Stuck in a SQL Pickle -0.24
Is this functional dependency correct? 0.00
How to shrink code with ProGuard that depends on unimplemented inte... 0.00
How to model an attribute with ordered states? -0.17
"generic method" "absolute value" java -1.15
Designing an EAV database correctly for historical data 0.00
Example for Augmentation rule in DBMS 0.00
When to use static variables/methods and when to use instance varia... -1.05
What to explain about a Data Model +0.61
BCNF decomposition - what am I doing wrong 0.00
Conceptual model vs normalization. ER diagrams EER diagrams 0.00
Database Design: Stored Record Edit History (Temporal Data) +0.26
3NF vs BCNF: Example 0.00
Cardinality/multiplicity in ERD? -0.41
Hey guys , I know that an atomic value in relational database means... 0.00
relational algebra expression for "is null" -0.39
Identifying normalisation form 0.00
Do graph databases deprecate relational databases? +1.48
SQL to Relational Algebra - A particular case 0.00
finding the minimum and maximum in tuples (database) 0.00
What Cannot be Expressed by Relational Algebra? 0.00
number of functional dependencies +0.59
Not sure how to check if a functional dependency is in F+ 0.00
Finding Attributes using Relational Algebra 0.00
Read a CSV file in UTF-8 format +0.31
Obtain referential integrity at the expense of 2NF- is it a reasona... -1.67
Displaying #'s 1 - 1000 not divisible by 13? In Java -1.77
Is LOAD a relational algebra operator? +0.38
Correctly place table into 4NF? 0.00
math operations in relational alegebra +2.43
differance between ER Diagram and Entiy Assication Diagram -1.19
How to understand the 5th Normal Form? -1.10
How can triggers and stored procedures be represented in an ER Diag... -0.41
What is the best way to model an organization using people, positio... -1.03
Writing the following query using relational algebra +0.09
ISA Relationship in DBMS +2.79
Normalize to 3NF +0.09