database_to_tcl_string Get a single result as a string from a database query
package require nstcl-database ?1.0?
package require nstcl ?1.0?
::nstcl::database_to_tcl_string dbhandle SQL
Returns the first column of the result of an SQL query against the database referenced by dbhandle. An error is thrown if the database does not return exactly one row.