DST i.e. Daylight Saving Time

These functions returns with the start or end date and time of the DST in the specified year

I have implemented the DSTEnd and DSTStart functions in MS SQL, Oracle PL/SQL and Postgre PL/SQL languages.

Name		Name	Last commit message	Last commit date
Latest commit History 4 Commits
LICENSE		LICENSE
MSSQL_DSTEnd.sql		MSSQL_DSTEnd.sql
MSSQL_DSTStart.sql		MSSQL_DSTStart.sql
Oracle_DSTEnd.sql		Oracle_DSTEnd.sql
Oracle_DSTStart.sql		Oracle_DSTStart.sql
Postgre_DSTEnd.sql		Postgre_DSTEnd.sql
Postgre_DSTStart.sql		Postgre_DSTStart.sql
README.md		README.md