MustPing pings a database with an exponential backoff.

NewDB instantiates a Connection for a given database/sql connection.

NewDBFromSqlx creates a new Connection object from existing Sqlx.DB.

NewDBFromString instantiates a Connection from a given driver and connection string.

NewExecer creates a new instance of Execer.

SetCache sets this runner's cache.

WrapSqlxExt converts a sqlx.Ext to a *Queryable.

WrapSqlxTx creates a Tx from a sqlx.Tx.

Cache caches query results.

ErrTxRollbacked occurs when Commit() or Rollback() is called on a transaction that has already been rollbacked.

LogErrNoRows tells runner to log `sql.ErrNoRows`.

LogQueriesThreshold is the threshold for logging "slow" queries.

DB represents an abstract database connection pool.

Execer executes queries against a database.

Queryable is an object that can be queried.

Tx is a transaction for the given Session.

Connection is a queryable connection and represents a DB or Tx.