there are indexes on a table as
index1 with col1, col2
index2 with col2
index3 with col1,col2,col3. if i run a query with col1='100' which index will be used and why
in job of 30 one job is very slow due to this entire job is very slow how can u know which job is slow?
what are fact tables and dimension tables? give example assuming one table.
How the ipc stage work?
1.what is stagearea?what is stage variable? 2.this is my source source:id, name target:id, name 100, murty 100,madan we have three duplicate records for the id column,how can we getthe source record? 100,madan 100,saran
Difference between in process and inter process?
how to sort two columns in single job in datastage.
Name the different types of Lookups in Datastage?
in one scenario source flat file like Fileld1 00122001550056200568 00256002360014500896 00123004560078900258 00147004560025800256 divide each 5 numbers as one column i.e here i need field1 field2 field3 field4 00122 00155 00562 00568 00256 00236 00145 00896 00123 00456 00789 00258 00147 00456 00258 00256 plz help me....
CHANGE CAPTURE
What are constraints and derivations?
What are the areas of application?
I have a source table with column name CITY having 100 records, I want target table with column name start with 'A' and 'B',remaining columns as reject outputs. how can achieve this by data stage?please help me?????