dao

Imports

• github.com/pkg/errors

Standard library imports

• bytes
• context
• database/sql
• fmt
• go-common/app/service/main/coupon/conf
• go-common/app/service/main/coupon/model
• go-common/library/cache/memcache
• go-common/library/database/sql
• go-common/library/ecode
• go-common/library/log
• go-common/library/net/http/blademaster
• go-common/library/net/metadata
• go-common/library/stat/prom
• go-common/library/xstr
• net/url
• strconv
• time