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Increment load

Which function will use when devlop an insert and update incremental load process with QVD files

5 Replies
fkeuroglian
Partner - Master
Partner - Master

whiteline
Master II
Master II

Hi.

There is no such function. You have to recreate QVD files.

Anonymous
Not applicable
Author

Can you brief more on this.

What you want to do just incremental update or SCD loading.

Thanks & Regards,

Kiran Kokade

Joseph_Musekura
Support
Support

Hi,

You could to use conditional WHERE (to check last changes) and Not Exists () to manage duplication.

Check this example used to Insert & update for  incremental load process

Table1:

Load * ;

SQL SELECT PrimaryKey,  X,  Y

FROM DataBase_TABLE

// this depend on how you check the changes made after the last reload

WHERE ModificationTime >= #$(LastExecTime)# ;

Concatenate

LOAD PrimaryKey,  X,  Y

FROM savedFile.QVD

// manage  duplication

WHERE NOT Exists (PrimaryKey);

STORE Table1 INTO savedFile.QVD;

Regards,

ashfaq_haseeb
Champion III
Champion III

Hi,

Attached document might give you a better idea.

Regards

ASHFAQ