I want to ask a question about Mysql database

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HsSnFire

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I made a facebook script,
my question is
if i put
Order by rand() from a database limit=50
if i have 10000 ids in my database,
and if i execute 2 times so it will execute 50 random ids for 2 times
if there any chance that it will excute particular one id for all the 2 times?
 
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