xo::db::Class proc exists_in_db (public)

 xo::db::Class exists_in_db -id id 

Defined in packages/xotcl-core/tcl/05-db-procs.tcl

Check, if an acs_object exists in the database.

Switches:

-id

(required)

Returns:

0 or 1

Partial Call Graph (max 5 caller/called nodes):

Testcases:

xotcl_core_tutorial_1, xotcl_core_tutorial_2, xotcl_core_tutorial_4, test_xo_db_object, test_cr_items

Source code:

return [::xo::dc 0or1row -prepare integer select_object {
  select 1 from acs_objects where object_id = :id
}]

XQL Not present:

Generic, PostgreSQL, Oracle