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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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3
src/backend/utils/adt/float.c
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@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/utils/adt/float.c,v 1.115 2005/10/15 02:49:28 momjian Exp $
* $PostgreSQL: pgsql/src/backend/utils/adt/float.c,v 1.116 2005/11/17 22:14:52 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -1886,6 +1886,7 @@ check_float8_array(ArrayType *transarray, const char *caller)
*/
if (ARR_NDIM(transarray) != 1 ||
ARR_DIMS(transarray)[0] != 3 ||
ARR_HASNULL(transarray) ||
ARR_ELEMTYPE(transarray) != FLOAT8OID)
elog(ERROR, "%s: expected 3-element float8 array", caller);
return (float8 *) ARR_DATA_PTR(transarray);