v3.42.9

• Added internal/xerrors.Errorf error for wrap multiple errors and check them with errors.Is of errors.As
• Fixed corner cases of internal/wait.Wait
• Added check of port in connection string and erro throw
• Fixed bug with initialization of connection pool before apply static credentials
• Refactored of applying grpc dial options with defaults
• Added trace.Driver.{OnBalancerDialEntrypoint,OnBalancerClusterDiscoveryAttempt} trace events
• Fixed compilation of package internal/xresolver with google.golang.org/[email protected]
• Fixed returning io.EOF on rows.Next and rows.NextResultSet
• Added wrapping of errors from unary and stream results
• Added error throw on database/sql.Conn.BeginTx(), *sql.Tx.ExecContext and *sql.Tx.QueryContext if query mode is not ydb.DataQueryMode
• Added test for database/sql scan-query

Full Changelog: v3.42.8...v3.42.9