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Make SQL arrays support null elements. This commit fixes the core array

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functionality, but I still need to make another pass looking at places
that incidentally use arrays (such as ACL manipulation) to make sure they
are null-safe.  Contrib needs work too.
I have not changed the behaviors that are still under discussion about
array comparison and what to do with lower bounds.
This commit is contained in:
Tom Lane
2005-11-17 22:14:56 +00:00
parent c859308aba
commit cecb607559
35 changed files with 2149 additions and 950 deletions
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5
contrib/intarray/_int_tool.c
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@ -208,12 +208,13 @@ ArrayType *
new_intArrayType(int num)
{
ArrayType *r;
int nbytes = ARR_OVERHEAD(NDIM) + sizeof(int) * num;
int nbytes = ARR_OVERHEAD_NONULLS(NDIM) + sizeof(int) * num;
r = (ArrayType *) palloc0(nbytes);
ARR_SIZE(r) = nbytes;
ARR_NDIM(r) = NDIM;
r->dataoffset = 0; /* marker for no null bitmap */
ARR_ELEMTYPE(r) = INT4OID;
*((int *) ARR_DIMS(r)) = num;
*((int *) ARR_LBOUND(r)) = 1;
@ -224,7 +225,7 @@ new_intArrayType(int num)
ArrayType *
resize_intArrayType(ArrayType *a, int num)
{
int nbytes = ARR_OVERHEAD(NDIM) + sizeof(int) * num;
int nbytes = ARR_OVERHEAD_NONULLS(NDIM) + sizeof(int) * num;
if (num == ARRNELEMS(a))
return a;