v3.34.0

• Improved the xsql errors mapping to driver.ErrBadConn
• Extended retry.DoTx test for to achieve equivalence with retry.Retry behaviour
• Added database/sql events for tracing database/sql driver events
• Added internal logging for database/sql events
• Supports YDB_LOG_DETAILS environment variable for specify scope of log messages
• Removed support of YDB_LOG_NO_COLOR environment variable
• Changed default behaviour of internal logger to without coloring
• Fixed coloring (to true) with environment variable YDB_LOG_SEVERITY_LEVEL
• Added ydb.WithStaticCredentials(user, password) option for make static credentials
• Supports static credentials as part of connection string (dsn - data source name)
• Changed minimal supported version of go from 1.14 to 1.16 (required for jwt library)

Full Changelog: v3.33.0...v3.34.0