liuyu/pgvector
1
0
Fork 0
mirror of https://github.com/pgvector/pgvector.git synced 2026-07-04 19:50:59 +08:00
Code Issues Packages Projects Releases Wiki Activity

Added casting to int[] [skip ci]

Browse Source
This commit is contained in:
Andrew Kane
2024-10-13 18:55:12 -07:00
parent 4765df1c50
commit 6221779f74
5 changed files with 44 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

25
src/intvec.c
View File

@@ -415,6 +415,29 @@ array_to_intvec(PG_FUNCTION_ARGS)
PG_RETURN_POINTER(result);
}
/*
* Convert int vector to int[]
*/
FUNCTION_PREFIX PG_FUNCTION_INFO_V1(intvec_to_int);
Datum
intvec_to_int(PG_FUNCTION_ARGS)
{
IntVector *vec = PG_GETARG_INTVEC_P(0);
Datum *datums;
ArrayType *result;
datums = (Datum *) palloc(sizeof(Datum) * vec->dim);
for (int i = 0; i < vec->dim; i++)
datums[i] = Int32GetDatum((int) vec->x[i]);
result = construct_array(datums, vec->dim, INT4OID, sizeof(int32), true, TYPALIGN_INT);
pfree(datums);
PG_RETURN_POINTER(result);
}
/*
* Get the L2 distance between int vectors
*/
@@ -587,7 +610,7 @@ FUNCTION_PREFIX PG_FUNCTION_INFO_V1(intvec_vector_dims);
Datum
intvec_vector_dims(PG_FUNCTION_ARGS)
{
IntVector *a = PG_GETARG_INTVEC_P(0);
IntVector *a = PG_GETARG_INTVEC_P(0);
PG_RETURN_INT32(a->dim);
}