Fix duplicated history#1719
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wangkuiyi merged 1 commit intosql-machine-learning:developfrom Jan 15, 2020
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Jan 15, 2020
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The current implementation of REPL saves history statements multiple times even they are the same, this commit fixes the behavior.
For example, if we input several empty statements (
;s):Before this commit, the history file looks like:
After this commit, the history file looks like:
Obviously, the latter is consistent with shells.