Imports of simple command

PathSynopsis
contextPackage context defines the Context type, which carries deadlines, cancellation signals, and other request-scoped values across API boundaries and between processes.
fmtPackage fmt implements formatted I/O with functions analogous to C's printf and scanf.
github.com/ClickHouse/clickhouse-go/v2
logPackage log implements a simple logging package.
timePackage time provides functionality for measuring and displaying time.