Specifies the format of the timestamp field.

fixed.timestamp.format=format

Where the format can include punctuation characters plus:

• YYYY – four digit year

• YY – two digit year

• M[M] – one or two digit month

• D[D] – one or two digit day

• HH – hours in twenty four hour notation

• MI – minutes

• SS – seconds

• Fn – n number of fractions

The default format is "YYYY-MM-DD:HH:MI:SS.FFF"

For example:

fixed.timestamp.format=YYYY-MM-DD-HH.MI.SS