> On 11 Sep 2023, at 16:09, Anthony Apollis <anthony.apol...@gmail.com> wrote:
> 
> Fact Table:
> CREATE TABLE IF NOT EXISTS system."IMETA_ZTRB_MP$F_ZTBR_TA_BW"
> (

(…)

> )

> and Dimension:CREATE TABLE IF NOT EXISTS dim."IMETA_Region_Mapping"
> (

(…)

> )

> How do i get that all these columns that are joined are aligned, meaning if 
> it starts with 1 in one column it must be 1 in the other columns. Or how 
> would you assign unique keys in Postgres?

Are you perhaps asking how to define FOREIGN KEY CONSTRAINTs?

https://www.postgresql.org/docs/15/ddl-constraints.html#DDL-CONSTRAINTS-FK


Regards,
Alban Hertroys
--
There is always an exception to always.






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