On 2016/12/08 3:20, Robert Haas wrote:
> On Wed, Dec 7, 2016 at 11:53 AM, Erik Rijkers <e...@xs4all.nl> wrote:
>>> My bad. The fix I sent last night for one of the cache flush issues
>>> wasn't quite right. The attached seems to fix it.
>> Yes, fixed here too. Thanks.
>
> Thanks for the report - that was a good catch.
>
> I've committed 0001 - 0006 with that correction and a few other
> adjustments. There's plenty of room for improvement here, and almost
> certainly some straight-up bugs too, but I think we're at a point
> where it will be easier and less error-prone to commit follow on
> changes incrementally rather than by continuously re-reviewing a very
> large patch set for increasingly smaller changes.
Attached is a patch to fix some stale comments in the code and a minor
correction to one of the examples on the CREATE TABLE page.
Thanks,
Amit
diff --git a/doc/src/sgml/ref/create_table.sgml b/doc/src/sgml/ref/create_table.sgml
index 8bf8af302b..bb6cffabf7 100644
--- a/doc/src/sgml/ref/create_table.sgml
+++ b/doc/src/sgml/ref/create_table.sgml
@@ -1498,7 +1498,7 @@ CREATE TABLE cities (
<programlisting>
CREATE TABLE measurement_y2016m07
PARTITION OF measurement (
- unitsales WITH OPTIONS DEFAULT 0
+ unitsales DEFAULT 0
) FOR VALUES FROM ('2016-07-01') TO ('2016-08-01');
</programlisting></para>
diff --git a/src/backend/catalog/partition.c b/src/backend/catalog/partition.c
index 6dab45f0ed..441b31c46e 100644
--- a/src/backend/catalog/partition.c
+++ b/src/backend/catalog/partition.c
@@ -1492,7 +1492,7 @@ generate_partition_qual(Relation rel, bool recurse)
* Construct values[] and isnull[] arrays for the partition key
* of a tuple.
*
- * pkinfo partition key execution info
+ * pd Partition dispatch object of the partitioned table
* slot Heap tuple from which to extract partition key
* estate executor state for evaluating any partition key
* expressions (must be non-NULL)
diff --git a/src/backend/commands/copy.c b/src/backend/commands/copy.c
index 270be0af18..2d2d383941 100644
--- a/src/backend/commands/copy.c
+++ b/src/backend/commands/copy.c
@@ -1403,10 +1403,7 @@ BeginCopy(ParseState *pstate,
errmsg("table \"%s\" does not have OIDs",
RelationGetRelationName(cstate->rel))));
- /*
- * Initialize state for CopyFrom tuple routing. Watch out for
- * any foreign partitions.
- */
+ /* Initialize state for CopyFrom tuple routing. */
if (is_from && rel->rd_rel->relkind == RELKIND_PARTITIONED_TABLE)
{
PartitionDispatch *pd;
diff --git a/src/backend/commands/tablecmds.c b/src/backend/commands/tablecmds.c
index c77b216d4f..917795af9c 100644
--- a/src/backend/commands/tablecmds.c
+++ b/src/backend/commands/tablecmds.c
@@ -1614,8 +1614,8 @@ MergeAttributes(List *schema, List *supers, char relpersistence,
/*
* In case of a partition, there are no new column definitions, only
- * dummy ColumnDefs created for column constraints. We merge these
- * constraints inherited from the parent.
+ * dummy ColumnDefs created for column constraints. We merge them
+ * with the constraints inherited from the parent.
*/
if (is_partition)
{
@@ -2030,8 +2030,8 @@ MergeAttributes(List *schema, List *supers, char relpersistence,
newcollid;
/*
- * Partitions have only one parent, so conflict should never
- * occur
+ * Partitions have only one parent and have no column
+ * definitions of their own, so conflict should never occur.
*/
Assert(!is_partition);
@@ -2118,8 +2118,8 @@ MergeAttributes(List *schema, List *supers, char relpersistence,
/*
* Now that we have the column definition list for a partition, we can
- * check whether the columns referenced in column option specifications
- * actually exist. Also, we merge the options into the corresponding
+ * check whether the columns referenced in the column constraint specs
+ * actually exist. Also, we merge the constraints into the corresponding
* column definitions.
*/
if (is_partition && list_length(saved_schema) > 0)
diff --git a/src/include/catalog/pg_partitioned_table.h b/src/include/catalog/pg_partitioned_table.h
index cec54ae62e..be8727b556 100644
--- a/src/include/catalog/pg_partitioned_table.h
+++ b/src/include/catalog/pg_partitioned_table.h
@@ -47,7 +47,7 @@ CATALOG(pg_partitioned_table,3350) BKI_WITHOUT_OIDS
#ifdef CATALOG_VARLEN
oidvector partclass; /* operator class to compare keys */
oidvector partcollation; /* user-specified collation for keys */
- pg_node_tree partexprs; /* list of expressions in the partitioning
+ pg_node_tree partexprs; /* list of expressions in the partition
* key; one item for each zero entry in
* partattrs[] */
#endif
--
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