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add more default int hash function.

This commit is contained in:
hjxilinx 2020-01-08 17:20:08 +08:00
parent b058e4e85b
commit d6828370a5
1 changed files with 4 additions and 0 deletions
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4
src/util/src/thashutil.c
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@ -78,6 +78,8 @@ uint32_t MurmurHash3_32(const char *key, uint32_t len) {
}
uint32_t taosIntHash_32(const char *key, uint32_t UNUSED_PARAM(len)) { return *(uint32_t *)key; }
uint32_t taosIntHash_16(const char *key, uint32_t UNUSED_PARAM(len)) { return *(uint16_t *)key; }
uint32_t taosIntHash_8(const char *key, uint32_t UNUSED_PARAM(len)) { return *(uint8_t *)key; }
uint32_t taosIntHash_64(const char *key, uint32_t UNUSED_PARAM(len)) {
uint64_t val = *(uint64_t *)key;
@ -94,6 +96,8 @@ _hash_fn_t taosGetDefaultHashFunction(int32_t type) {
case TSDB_DATA_TYPE_BIGINT: fn = taosIntHash_64;break;
case TSDB_DATA_TYPE_BINARY: fn = MurmurHash3_32;break;
case TSDB_DATA_TYPE_INT: fn = taosIntHash_32; break;
case TSDB_DATA_TYPE_SMALLINT: fn = taosIntHash_16; break;
case TSDB_DATA_TYPE_TINYINT: fn = taosIntHash_8; break;
default: fn = taosIntHash_32;break;
}