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datetime

relationalai.semantics.std

Date and time manipulation functions.

This module provides comprehensive date and datetime operations including:

  • Date construction, parsing, and formatting
  • DateTime construction, parsing, and formatting
  • Date and time component extraction (year, month, day, hour, minute, second)
  • Date and time arithmetic (add, subtract)
  • Date and time ranges
  • Time period constructors (days, hours, minutes, seconds, etc.)
  • ISO format constants for standardized formatting

Attributes

Attributes exposed by this module.

FrequencyType alias for time frequency strings used in date and datetime range operations.
DatePartType alias for date part strings used in date difference calculations.
DateTimePartType alias for datetime part strings used in datetime difference calculations.

Functions

Functions exposed by this module.

nanoseconds()Create a nanoseconds period.
microseconds()Create a microseconds period.
milliseconds()Create a milliseconds period.
seconds()Create a seconds period.
minutes()Create a minutes period.
hours()Create an hours period.
days()Create a days period.
weeks()Create a weeks period.
months()Create a months period.
years()Create a years period.

Classes

Classes exposed by this module.

ISOISO format string constants for date and datetime formatting.
dateConstruct a date from year, month, and day.
datetimeConstruct a datetime from components.

Referenced By