Here’s how to use skip() function.
Description:
Skip records while fetching records from a database cursor.
Syntax:
cs.skip(n;x)
Note:
The function skips n records or till x… has changed, and returns the number of records actually skipped. If all parameters are absent, return the number of remaining records and close the cursor.
Parameter:
cs |
A cursor |
n |
An integer |
x |
Grouping expression, by which cs is sorted. With x, n will be ignored |
Return value:
Integer
Example:
|
A |
|
1 |
=demo.cursor("select * from EMPLOYEE order by STATE") |
Return a cursor for retrieving data, sorted by STATE. |
2 |
=A1.skip(50;STATE) |
Ignore parameter n as parameter x is present. Till the STATE has changed. The number of records actually skipped is 4. |
3 |
=A1.fetch() |
Return the remaining records in the cursor. |
4 |
=demo.cursor("select * from EMPLOYEE order by STATE") |
|
5 |
=A4.skip() |
As the parameters are not supplied, scan the data once by skipping 500 records. |
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