[Rust][DataFusion] TPC-H Query 22

[asfimport]

Fails with parser error for the syntax SUBSTRING(col FROM 1)

Reporter: Daniël Heres / @Dandandan

_{Note: This issue was originally created as ARROW-11543. Please see the migration documentation for further details.}

[asfimport]

Mike Seddon / @seddonm1:
I have added this in the Postgres string functions but if I put a link here the comment gets removed. It will need to be changed to the Postgres syntax:

substr('alphabet', 3, 2)

[asfimport]

Mike Seddon / @seddonm1:
See ARROW-11298 which has the implementation ready for review.

[asfimport]

Andrew Lamb / @alamb:
Migrated to github: apache/datafusion#175