CS.conj()

Read(359) Label: union, cursor sequence, cursor,

Description:

Union the members of a cursor sequence, and return result as a multicursor.

Syntax:

CS.conj()

Note:

The function concatenates members of CS, a sequence of cursors, and returns result as a multicursor. This is actually the merging of data in the cursors. Each cursor in CS must have the same structure.

 

This is a delayed function.

Parameter:

CS

A sequence of cursors

Return value:

Multicursor

Example:

 

A

 

1

=connect("demo").cursor("SELECT  top 3 *  FROM scores where SUBJECT='English' ")

Return a cursor, whose data is as follows:

2

=connect("demo").cursor("SELECT  top 3 *  FROM scores where SUBJECT='Math' ")

Return a cursor, whose data is as follows:

3

=connect("demo").cursor("SELECT  top 3 *  FROM scores where SUBJECT='PE' ")

Return a cursor, whose data is as follows:

4

=[A1,A2,A3]

Return a sequence consisting of the three cursors.

5

=A4.conj()

Concatenate records of members cursors in A4’s sequence and return a cursor.

6

=A5.fetch()

Fetch data from cursor A5:

Related function:

A.merge()
CS.merge()