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Version: Java (Groovy)

Set date-time format

By default, date-time columns are displayed in the long format. If the date-time column is explicitly named Timestamp, the column will be displayed as hh:mm:ss.fff.

From the UI, you can adjust how to display the date-time value for all or selected tables in your session. Note that these settings do not change the underlying value.

Settings menu​

You can change the default time zone and date-time formats for all the tables in your session from the Settings menu.

Open the Settings menu at the top-right of the UI:

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The presents the following options:

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Time Zone​

This sets the default time zone used in all tables in your session. Corresponding timestamps in the tables are adjusted accordingly.

Date-time​

This sets the default format when date-time values are presented in table columns. Two additional options allow you to:

  • include the time zone in the date-time value.
  • add the "T" separator between the date and time portion of the date-time value.

Default formatting rule​

This creates a default rule to be applied to all tables in your Deephaven instance. You can create rules for various columns and types. In this example, we create a rule for all columns with the name Timestamp and the type date-time:

Column header menu​

You can change the date-time format for an individual table by clicking its column header:

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