Update of /cvsroot/monetdb/pathfinder/compiler/include
In directory sc8-pr-cvs16.sourceforge.net:/tmp/cvs-serv25375/include
Modified Files:
Tag: XQuery_0-24
properties.h
Log Message:
-- Changed the implementation of the icols property inference
to correctly work on unique column names.
(This change is necessary for my next checkin
-- the join push down optimizer.)
U properties.h
Index: properties.h
===================================================================
RCS file: /cvsroot/monetdb/pathfinder/compiler/include/properties.h,v
retrieving revision 1.37
retrieving revision 1.37.2.1
diff -u -d -r1.37 -r1.37.2.1
--- properties.h 8 May 2008 20:13:21 -0000 1.37
+++ properties.h 28 May 2008 11:34:45 -0000 1.37.2.1
@@ -64,7 +64,7 @@
disjoint domains) */
bool set; /**< boolean flag that indicates whether the
cardinality of an operator is important */
- PFalg_att_t icols; /**< List of attributes required by the
+ PFarray_t *icols; /**< List of attributes required by the
parent operators. */
PFarray_t *keys; /**< List of attributes that have
unique values. */
@@ -84,6 +84,9 @@
node usage information. */
PFarray_t *name_pairs; /**< List of attributes with their corresponding
unique names. */
+ PFalg_att_t free_cols; /**< List of columns that are not in use. */
+ PFalg_att_t left_cols; /**< List of left columns (intro_thetajoin.c) */
+ PFalg_att_t right_cols; /**< List of right columns (intro_thetajoin.c) */
PFarray_t *level_mapping; /**< List of attributes annotated with
level information. */
PFarray_t *guide_mapping_list; /**< List of guide mappings that contain
@@ -102,9 +105,9 @@
corresponding domain identifier. */
PFarray_t *r_domains; /**< List of attributes along with their
corresponding domain identifier. */
- PFalg_att_t l_icols; /**< List of attributes required by the
+ PFarray_t *l_icols; /**< List of attributes required by the
parent operators. */
- PFalg_att_t r_icols; /**< List of attributes required by the
+ PFarray_t *r_icols; /**< List of attributes required by the
parent operators. */
PFarray_t *l_keys; /**< List of attributes that have
unique values. */
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