Create a JavaScript plugin
JS plugins are registered using Python packages regardless of which query language you use. See Create a JavaScript plugin in the Python documentation for the full guide.
- Introduction
- Deephaven Overview
- Update Deephaven
- Docker data volumes
- Adjust heap size
- Deephaven console service
- Deephaven Docker application
- Periodic Update Graph configuration
- Formula validation configuration
- Query table configuration
- JS plugins
- Install packages
- Install and use Java packages
- Production application
- Deephaven configuration files
- Web Defaults
- Custom environmental variables
- addTimeWindow
- atMidnight
- currentClock
- dayOfMonth
- dayOfWeek
- dayOfYear
- diffDays
- diffMicros
- diffMillis
- diffMinutes
- diffNanos
- diffSeconds
- diffYears365
- diffYearsAvg
- epochAutoToEpochNanos
- epochAutoToInstant
- epochAutoToZonedDateTime
- epochMicros
- epochMicrosToInstant
- epochMicrosToZonedDateTime
- epochMillis
- epochMillisToInstant
- epochMillisToZonedDateTime
- epochNanos
- epochNanosToInstant
- epochNanosToZonedDateTime
- epochSeconds
- epochSecondsToInstant
- epochSecondsToZonedDateTime
- excelToInstant
- excelToZonedDateTime
- formatDate
- formatDateTime
- formatDurationNanos
- hourOfDay
- isAfter
- isAfterOrEqual
- isBefore
- isBeforeOrEqual
- lowerBin
- microsOfMilli
- microsOfSecond
- microsToMillis
- microsToNanos
- microsToSeconds
- millisOfDay
- millisOfSecond
- millisToMicros
- millisToNanos
- millisToSeconds
- minus
- minuteOfDay
- minuteOfHour
- monthOfYear
- nanosOfDay
- nanosOfMilli
- nanosOfSecond
- nanosToMicros
- nanosToMillis
- nanosToSeconds
- now
- nowMillisResolution
- nowSystem
- nowSystemMillisResolution
- parseDuration
- parseDurationNanos
- parseDurationNanosQuiet
- parseDurationQuiet
- parseEpochNanos
- parseEpochNanosQuiet
- parseInstant
- parseInstantQuiet
- parseLocalDate
- parseLocalDateQuiet
- parseLocalTime
- parseLocalTimeQuiet
- parsePeriod
- parsePeriodQuiet
- parseTimePrecision
- parseTimePrecisionQuiet
- parseTimeZone
- parseTimeZoneQuiet
- parseZonedDateTime
- parseZonedDateTimeQuiet
- plus
- secondOfDay
- secondOfMinute
- secondsToMicros
- secondsToMillis
- secondsToNanos
- setClock
- TimeSeriesFilter
- timeZone
- timeZoneAliasAdd
- timeZoneAliasRm
- today
- toExcelTime
- toInstant
- toLocalDate
- toLocalTime
- toZonedDateTime
- upperBin
- year
- yearOfCentury
- currentTimeMicros
- currentTimeMillis
- currentTimeNanos
- instantMillis
- instantNanos
- Deephaven example apps on GitHub
- FAQ Overview
- Does Deephaven have a built-in ATR?
- How can I perform rolling operations without a fixed window size?
- How do I delete historical data?
- How do I extract a list of distinct dates from a table?
- Why do queries run faster the second time they are run?
- How do row keys and positional indices behave during table operations?
- How do I automatically execute Groovy code based on a Deephaven table column value?
- When should I use `whereIn` or `naturalJoin`?
- How can I capture the first row of the last N updates?
- How do I create a partitioned blink table?
- How do I filter by time of day across all dates?
- Is there a way to find out how much memory a table is using?
- Does it make any difference if I separate table operations or chain them together?
- How do I convert vector columns to primitive array columns?
- How can I convert year, day, and minute to an Instant?
- Why isn't `lastBy` ticking?
- How can I periodically write a ticking table to disk?
- Is there a utility to pretty print a table to log?
- How do I control what objects are displayed in the console?
- How efficient are my table selection operations?
- Engage in GitHub discussions
- File GitHub issue
- Slack