ErrorRow return an error row.

FromDB creates a DB from a sql.DB.

NewRow from rows.

Open opens a database.

DefaultCacheSize sets the default cache size.

ErrNoMapPointer represents error when no map pointer.

ErrNoStructPointer represents error when no struct pointer.

DB is a wrap of sql.DB with extra contents.

Stmt reprents a stmt objects.

Tx represents a transaction.

Executer represents an interface to execute a SQL.

Queryer represents an interface to query a SQL to get data from database.

QueryExecuter combines the Queryer and Executer.