| database/sql/driver | Package driver defines interfaces to be implemented by database drivers as used by package sql. |
| encoding/json | Package json implements encoding and decoding of JSON as defined in RFC 7159. |
| 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/denisenkom/go-mssqldb | package mssql implements the TDS protocol used to connect to MS SQL Server (sqlserver) database servers. |
| github.com/jinzhu/gorm | |
| reflect | Package reflect implements run-time reflection, allowing a program to manipulate objects with arbitrary types. |
| 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. |
| time | Package time provides functionality for measuring and displaying time. |