All functions > BUSINESS
All functions in the BUSINESS category.
Time Travel
| Function | DuckDB | Trino | Serving | Description |
|---|---|---|---|---|
SCD_AT_TIME() | ✓ | ✓ | ✓ | Returns the state of an SCD (slowly changing dimension) value at the given point in time. |
ACCUMULATION_AT_TIME() | ✓ | ✓ | ✓ | Returns the state of an accumulation of events at the given point in time. |
Growth Accounting
| Function | DuckDB | Trino | Serving | Description |
|---|---|---|---|---|
TO_ACTIVITY_BITS() | ✓ | ✓ | ✓ | Returns the activity bits for the given array of activity dates and date reference. |
FROM_ACTIVITY_BITS() | ✓ | ✓ | ✓ | Returns the activity dates for the given activity bits and date reference. |
BINARY_REPRESENTATION() | ✓ | ✓ | ✓ | Returns the binary representation as a string of the given activity bits |
UPDATE_ACTIVITY_BIT() | ✓ | ✓ | ✓ | Returns the activity bits for the given activity bits and whether the current day is active. |
IS_ACTIVE() | ✓ | ✓ | ✓ | Returns whether the given activity bits is active for the given time period |
ACTIVITY_STATUS() | ✓ | ✓ | ✓ | Returns the activity status between two time periods for the given activity bits |
COUNT_ACTIVE() | ✓ | ✓ | ✓ | Returns the number of active days for the given activity bits and time period |
RECENCY() | ✓ | ✓ | ✓ | Returns the number of days since the last active day for the given activity bits |
Experimentation
| Function | DuckDB | Trino | Serving | Description |
|---|---|---|---|---|
HASH01() | ✓ | ✓ | ✓ | Returns a value between 0 and 1 based on the given hashing key. |
GRADUAL_ROLLOUT() | ✓ | ✓ | ✓ | Returns the exposure to a new version based on the given hashing key and rollout parameters. |
Simulations
| Function | DuckDB | Trino | Serving | Description |
|---|---|---|---|---|
SAMPLE_UNIFORM() | ✓ | ✓ | ✓ | Returns a value uniformly chosen between two bounds based on the given hashing key. |
SAMPLE_GAUSSIAN() | ✓ | ✓ | ✓ | Returns a value chosen from a normal distribution between two bounds based on the given hashing key. |
SAMPLE_VALUE(...) | ✓ | ✓ | ✓ | Returns a value from the given array of values and proportions based on the given hashing key. |
SAMPLE_BOOL() | ✓ | ✓ | ✓ | Returns the discrete event (true or false) with the given probability based on the given hashing... |
SAMPLE_EXPONENTIAL() | ✓ | ✓ | ✓ | Returns a value drawn from an exponential distribution with the given rate, based on the given... |
SAMPLE_POISSON() | ✓ | ✓ | ✗ | Returns an integer drawn from a Poisson distribution with the given rate, based on the given... |
SAMPLE_LOGNORMAL() | ✓ | ✓ | ✓ | Returns a value drawn from a log-normal distribution, clamped to [lower, upper], based on the given... |
SAMPLE_GEOMETRIC() | ✓ | ✓ | ✓ | Returns the number of trials until first success, drawn from a geometric distribution, based on the... |
SAMPLE_WEIBULL() | ✓ | ✓ | ✓ | Returns a value drawn from a Weibull distribution based on the given hashing key. |
Summary
Functions in this category: 21
This documentation is automatically generated from the FeatureMesh registry.