tune prefix tree implementation #1105
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Updates the prefix tree implementation to improve the performance. Instead of going character by character the nodes will now keep a prefix string for faster matching and less thread contention. Testing on real sample data it reduced the time for matching against the query index by ~6%.
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Updates the prefix tree implementation to improve the performance. Instead of going character by character the nodes will now keep a prefix string for faster matching and less thread contention. Testing on real sample data it reduced the time for matching against the query index by ~6%.