Execute a one-off SQL command to place result values into a set of D variables.
Use this method when you are not going to be using the same command repeatedly.
It will throw if the specified command does not produce a result set, or if
any column type is incompatible with the corresponding D variable.
Execute a one-off SQL command to place result values into a set of D variables.
Use this method when you are not going to be using the same command repeatedly. It will throw if the specified command does not produce a result set, or if any column type is incompatible with the corresponding D variable.