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FLOW OF OPERATIONS. Use functions Adjust distributions Adjust columns Adjust tables Create test database Click-Once generation. Choose output size Choose output format Correct data types Add/Remove columns Change data types Set bindings. FEATURES. Support for bad DB design

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FLOW OF OPERATIONS


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flow of operations
FLOW OF OPERATIONS
  • Use functions
  • Adjust distributions
  • Adjust columns
  • Adjust tables
  • Create test database
  • Click-Once generation
  • Choose output size
  • Choose output format
  • Correct data types
  • Add/Remove columns
  • Change data types
  • Set bindings
slide2

FEATURES

  • Support for bad DB design
  • DBMS independent
  • ”Real” and synthetic data
  • Data protection
  • Excel-like functions
  • Advanced data bindings
  • Automatic fast modeling
  • Easy annotations
  • Composite key support
  • Many output options
  • Extensible
  • ”Dirty” data
extensible architecture
EXTENSIBLE ARCHITECTURE

Kernel

System

Supplied

Varchar

Int

...

Normal

Uniform

...

MS SQL

Oracle

...

File

Stream

...

Mult

Add

...

User

Extension

TinyInt

...

LogNormal

...

Database

...

...

Log10

...

data dependencies
DATA DEPENDENCIES

COMPOSITE PK-FK BINDINGS

PROJECT

WORKS_ON

INTRA-ROW BINDINGS

EMPLOYEE

Composite Primary/Foreign-keys

data dependencies1
DATA DEPENDENCIES

INTER-COLUMN BINDINGS

STOCK

COMBINED BINDINGS

STOCK

inherited datatype example c
INHERITED DATATYPE EXAMPLE(C#)

TinyInt

<<interface>>

DataType

Int

1 class TinyInt : Int {

2 private bool useBaseData = false;

3 public override void PutData(IDataReader dr) {

4 base.PutData(dr);

5 if (dist.GetMaxValues() > 255 ||

dist.GetMinValues() < 0)

6 useBaseData = true;

7 }

8 public override string GetDataItem(

string[] tuple) {

9 if (!useBaseData)

10 return base.GetDataItem(tuple);

  • Else
  • return (string)rnd.NextDouble() * 55;
  • }
  • public override bool CreatesDirtyData() {
  • return false;
  • } }

+PutData(DataReader)

+GetDataItem(string[])

+CreatesDirtyData()

...

...

DATATYPE EXAMPLE