P.i()

Description:

Convert a specified table sequence to a pure table sequence.

Syntax:

P.i()

Note:

The function converts table sequence P to a pure record sequence or a pure table sequence that uses columnwise storage. A pure table sequence is a table sequence where all fields are made pure.

Error is reported when field values of a pure table sequence are modified.

Parameter:

P

A table sequence

Return value:

A pure record sequence or a pure table sequence

Example:

 

A

 

1

=demo.query("select EID,NAME,GENDER,DEPT,BIRTHDAY from employee")

Return a table sequence whose all fields are pure fields.

2

=A1.i()

Convert A1’s table sequence to a pure table sequence.