Reference/Cmdlineb

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CmdLine b ( block client write access)

q -b block client write access

Syntax

~/q$ q -b

Example

~/q$ q -b
..
q)aa:([]bb:til 4)
q)\p 5001
q)

and in another task

q)h:hopen 5001
q)h"count aa"
4
q)h"aa:10#aa"
'noupdate
q)

Use \_ to check if client write access is blocked:

~/q$ q -b
..
q)\_
1

For a complete list of functions, see the kdb+ Function Reference.

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