| context | Package context defines the Context type, which carries deadlines, cancellation signals, and other request-scoped values across API boundaries and between processes. |
| database/sql | Package sql provides a generic interface around SQL (or SQL-like) databases. |
| errors | Package errors implements functions to manipulate errors. |
| fmt | Package fmt implements formatted I/O with functions analogous to C's printf and scanf. |
| github.com/go-sql-driver/mysql | |
| os/exec | Package exec runs external commands. |
| testing | Package testing provides support for automated testing of Go packages. |
| zgo.at/zdb | Package zdb provides a nice API to interact with SQL databases in Go. |
| zgo.at/zdb/drivers | |
| zgo.at/zstd/zcrypto | Package zcrypto implements cryptographic helpers. |