数据仓库服务 GaussDB(DWS)-哈希函数:hll_hash_bigint(bigint, int32)
时间:2025-02-12 15:05:10
hll_hash_bigint(bigint, int32)
描述:对bigint类型数据计算哈希值,并设置hashseed(即改变哈希策略)。
返回值类型:hll_hashval
示例:
12345 |
SELECT hll_hash_bigint(100::bigint, 10); hll_hash_bigint --------------------- 4631120266694327276(1 row) |
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