Supported Functions and Operators
The following functions and operators are supported by the Metadata Editor.
Supported Functions
The table below contains a listing of supported functions. Examples are shown below for each supported function.
Function Name | Parameters | Description |
---|---|---|
OR | Two or more boolean expression parameters | Returns true if one or more parameters are true |
OR( [BT_CUSTOMERS.BC_CUSTOMERS_CUSTOMERNAME] = "EuroCars"; [BT_CUSTOMERS.BC_CUSTOMERS_CREDITLIMIT] > 1000 )
Function Name | Parameters | Description |
---|---|---|
AND | Two or more boolean expression parameters | Returns true if all parameters are true |
AND( [BT_CUSTOMERS.BC_CUSTOMERS_CUSTOMERNAME] = "EuroCars"; [BT_CUSTOMERS.BC_CUSTOMERS_CREDITLIMIT] > 1000 )
Function Name | Parameters | Description |
---|---|---|
LIKE | Two parameters | Compares a column to a regular expression, using "%" as wild cards |
LIKE([BT_CUSTOMERS.BC_CUSTOMERS_CUSTOMERNAME]; "%SMITH%")
Function Name | Parameters | Description |
---|---|---|
IN | Two or more parameters | Checks to determine if the first parameter is in the following list of parameters |
IN([BT_CUSTOMERS.BC_CUSTOMERS_CUSTOMERNAME]; "Adam Smith"; "Brian Jones")
Function Name | Parameters | Description |
---|---|---|
NOW | none | The current date |
NOW()
Function Name | Parameters | Description |
---|---|---|
DATE | Three numeric parameters, year, month, and day | A specified date |
DATE(2008;4;15)
Function Name | Parameters | Description |
---|---|---|
DATEVALUE | One text parameter "year-month-day" | A specified date |
DATEVALUE("2008-04-15")
Function Name | Parameters | Description |
---|---|---|
CASE | Two or more parameters | Evaluates the first, third, etc. parameter, and returns the second, fourth, etc parameter value if there are an odd number of parameters, the last parameter is returned if no other parameter evaluates to true. Note that when using this function, the formula must be set on a new column as shown below. |
CASE( [BT_CUSTOMERS.BC_CUSTOMERS_CUSTOMERNAME] = "EuroCars"; "European Cars"; [BT_CUSTOMERS.BC_CUSTOMERS_CUSTOMERNAME] = "AsiaCars"; "Asian Cars"; "Unknown Cars" )
Function Name | Parameters | Description |
---|---|---|
COALESCE | One or more parameters | Returns the first non null parameter |
CASE( [BT_CUSTOMERS.BC_CUSTOMERS_CUSTOMERNAME] = "EuroCars"; "European Cars"; [BT_CUSTOMERS.BC_CUSTOMERS_CUSTOMERNAME] = "AsiaCars"; "Asian Cars"; "Unknown Cars" )
Function Name | Parameters | Description |
---|---|---|
DATEMATH | One or more parameters; DateMath Javadoc for full syntax |
Returns a date based on an expression. Note: This function does not return a timestamp irrespective of the implementation details in the description below. |
DATEMATH("0:ME -1:DS") - 00:00:00.000 of the day before the last day of the current month DATEMATH("0:MS 0:WE") - 23:59:59.999 the last day of the first week of the month DATEMATH("0:ME") - 23:59:59.999 of the last day of the current month DATEMATH("5:Y") - the current month, day and time 5 years in the future DATEMATH("5:YS") - 00:00:00.000 of the first day of the years 5 years in the future
Supported Aggregate Functions
The table below contains a listing of supported aggregate functions.
Function Name | Description |
---|---|
SUM | Sums a specific columns values determined by grouping |
COUNT | Counts a specific columns values determined by grouping |
AVG | Averages a specific columns values determined by grouping |
MIN | Selects the minimum column value determined by grouping |
MAX | Selects the maximum column value determined by grouping |
Supported Operators
The table below contains a listing of supported operators.
Operator | Description |
---|---|
= | Returns true if two expressions are equal |
> | Returns true if first expression is larger than the second |
< | Returns true if first expression is smaller than the second |
>= | Returns true if first expression is larger than or equal to the second |
<= | Returns true if first expression is smaller than or equal to the second |
<> | Returns true if two expressions are not equal |
+ | Adds two values |
- | Subtracts two values |
* | Multiplies two values |
/ | Divides two values |