| 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. |
| database/sql/driver | Package driver defines interfaces to be implemented by database drivers as used by package sql. |
| 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/jackc/pgx/v5 | Package pgx is a PostgreSQL database driver. |
| github.com/jackc/pgx/v5/pgconn | Package pgconn is a low-level PostgreSQL database driver. |
| github.com/jackc/pgx/v5/pgtype | Package pgtype converts between Go and PostgreSQL values. |
| github.com/jackc/pgx/v5/pgxpool | Package pgxpool is a concurrency-safe connection pool for pgx. |
| io | Package io provides basic interfaces to I/O primitives. |
| math | Package math provides basic constants and mathematical functions. |
| math/rand | Package rand implements pseudo-random number generators suitable for tasks such as simulation, but it should not be used for security-sensitive work. |
| reflect | Package reflect implements run-time reflection, allowing a program to manipulate objects with arbitrary types. |
| slices | Package slices defines various functions useful with slices of any type. |
| strconv | Package strconv implements conversions to and from string representations of basic data types. |
| strings | Package strings implements simple functions to manipulate UTF-8 encoded strings. |
| sync | Package sync provides basic synchronization primitives such as mutual exclusion locks. |
| time | Package time provides functionality for measuring and displaying time. |