Cannot connect to an Hana database via its ODBC driver
you might require to install SAP HANA Database Client for ODBC configuration

Please refer to above linked document for a sample case where HDBODBC is installed for connection to HANA database via ODBC

After HDBODBC configuration is created as illustrated in referenced tutorial, you can build your connection string as follows referencing the System DSN name with DSN argument

"DSN=KodyazHANADb;SERVERNODE=myhdb.kodyaz.sap.biz:30815;UID=A00011462;PWD=myPassword+;DATABASENAME=K0D"

You can find the database name in SAP HANA Studio connection properties or by querying M_Databases system view