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If we're going to advertise the array overlap/containment operators,

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we probably should make them work reliably for all arrays.  Fix code
to handle NULLs and multidimensional arrays, move it into arrayfuncs.c.
GIN is still restricted to indexing arrays with no null elements, however.
This commit is contained in:
Tom Lane
2006-09-10 20:14:20 +00:00
parent 69b7c99265
commit f5b4d9a9e0
4 changed files with 246 additions and 184 deletions
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5
src/include/utils/array.h
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@ -49,7 +49,7 @@
* Portions Copyright (c) 1996-2006, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $PostgreSQL: pgsql/src/include/utils/array.h,v 1.58 2006/03/05 15:59:06 momjian Exp $
* $PostgreSQL: pgsql/src/include/utils/array.h,v 1.59 2006/09/10 20:14:20 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -193,6 +193,9 @@ extern Datum array_gt(PG_FUNCTION_ARGS);
extern Datum array_le(PG_FUNCTION_ARGS);
extern Datum array_ge(PG_FUNCTION_ARGS);
extern Datum btarraycmp(PG_FUNCTION_ARGS);
extern Datum arrayoverlap(PG_FUNCTION_ARGS);
extern Datum arraycontains(PG_FUNCTION_ARGS);
extern Datum arraycontained(PG_FUNCTION_ARGS);
extern Datum array_dims(PG_FUNCTION_ARGS);
extern Datum array_lower(PG_FUNCTION_ARGS);
extern Datum array_upper(PG_FUNCTION_ARGS);