liuyu/pgvector
1
0
Fork 0
mirror of https://github.com/pgvector/pgvector.git synced 2026-07-15 09:06:56 +08:00
Code Issues Packages Projects Releases Wiki Activity

Use strtof like float4in to avoid a double-rounding problem

Browse Source
This commit is contained in:
Andrew Kane
2022-12-01 14:41:09 -08:00
parent a7f712b5a4
commit cc35af160e
1 changed files with 3 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

5
src/vector.c
View File

@@ -113,7 +113,7 @@ vector_in(PG_FUNCTION_ARGS)
char *str = PG_GETARG_CSTRING(0); char *str = PG_GETARG_CSTRING(0);
int32 typmod = PG_GETARG_INT32(2); int32 typmod = PG_GETARG_INT32(2);
int i; int i;
double x[VECTOR_MAX_DIM]; float x[VECTOR_MAX_DIM];
int dim = 0; int dim = 0;
char *pt; char *pt;
char *stringEnd; char *stringEnd;
@@ -136,7 +136,8 @@ vector_in(PG_FUNCTION_ARGS)
(errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED), (errcode(ERRCODE_PROGRAM_LIMIT_EXCEEDED),
errmsg("vector cannot have more than %d dimensions", VECTOR_MAX_DIM))); errmsg("vector cannot have more than %d dimensions", VECTOR_MAX_DIM)));
x[dim] = strtod(pt, &stringEnd); /* Use strtof like float4in to avoid a double-rounding problem */
x[dim] = strtof(pt, &stringEnd);
CheckElement(x[dim]); CheckElement(x[dim]);
dim++; dim++;