1. 27 Azure Data Factory
 System function in azure data factory
 Category of system function
 Demo
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2. Azure Data Factory
System Function:
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You can call functions within expressions. The following sections provide information about
the functions that can be used in an expression
Six Category of Function:
1. Date functions
2. String functions
3. Math functions
4. Collection functions
5. Conversion functions
6. Logical functions
https://learn.microsoft.com/en-us/azure/data-factory/control-flow-expression-language-functions

3. Date functions:-
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1. addDays: Add a number of days to a timestamp.
2. addHours: Add a number of hours to a timestamp.
3. addMinutes: Add a number of minutes to a timestamp.
4. addSeconds: Add a number of seconds to a timestamp.
5. addToTime: Add a number of time units to a timestamp. See also getFutureTime.
6. convertFromUtc: Convert a timestamp from Universal Time Coordinated (UTC) to the target time zone.
7. convertTimeZone: Convert a timestamp from the source time zone to the target time zone.
8. convertToUtc : Convert a timestamp from the source time zone to Universal Time Coordinated (UTC).
9. dayOfMonth: Return the day of the month component from a timestamp.
10.dayOfWeek: Return the day of the week component from a timestamp.
11.dayOfYear: Return the day of the year component from a timestamp.
12.formatDateTime: Return the timestamp as a string in optional format.
13.getFutureTime: Return the current timestamp plus the specified time units. See also addToTime.
14.getPastTime: Return the current timestamp minus the specified time units. See also subtractFromTime.
15.startOfDay: Return the start of the day for a timestamp.
16.startOfHour: Return the start of the hour for a timestamp.
17.startOfMonth : Return the start of the month for a timestamp.
18.subtractFromTime: Subtract a number of time units from a timestamp. See also getPastTime.
19.Ticks: Return the ticks property value for a specified timestamp.
20.utcNow: Return the current timestamp as a string.

4. 4
String functions:-

5. 5
Math functions:-

6. 6
Conversion functions:-
String, integer, float, Boolean, arrays, dictionaries

7. 7
Collection functions:-

8. 8
Logical functions:-

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