[Developers] timestamp uniqueness
augusto callejas
acallejas at appliedminds.com
Fri Apr 17 19:11:45 UTC 2009
hi-
i've noticed when a unique property is updated,
that a delete occurs followed immediately by an
insert, with timestamp value +.0001. (this insures
the same timestamp up to the millisecond value)
my question is if another unique property is
immediately updated afterwards, will its
delete/insert links have a unique timestamp
up to the millisecond value compared to the
previous timestamp?
that is, would i expect link timestamps like:
2008-08-20T05:27:45.0000Z delete
2008-08-20T05:27:45.0001Z insert
2008-08-20T05:27:45.0010Z delete
2008-08-20T05:27:45.0011Z insert
first two delete/insert have same timestamp up to the millisecond value,
while last two delete/isnert have same timestamp up to the millisecond
value.
or could i see:
2008-08-20T05:27:45.0000Z delete
2008-08-20T05:27:45.0001Z insert
2008-08-20T05:27:45.0002Z delete
2008-08-20T05:27:45.0003Z insert
all delete/inserts have the same timestamp up to the millisecond value.
{
"master_property" : "/business/company/founded",
"operation" : "delete",
"source" : {
"guid" : "#9202a8c04000641f8000000005f43a01"
},
"target_value" : {
"value" : "2006-08"
},
"timestamp" : "2008-08-20T05:27:45.0000Z",
"type" : "/type/link",
"valid" : null
},
{
"master_property" : "/business/company/founded",
"operation" : "insert",
"source" : {
"guid" : "#9202a8c04000641f8000000005f43a01"
},
"target_value" : {
"value" : "2007-08"
},
"timestamp" : "2008-08-20T05:27:45.0001Z",
"type" : "/type/link",
"valid" : true
}
thanks,
augusto.
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