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| author | Peter Eisentraut <peter@eisentraut.org> | 2021-09-15 18:56:13 +0200 |
|---|---|---|
| committer | Peter Eisentraut <peter@eisentraut.org> | 2021-09-15 18:56:13 +0200 |
| commit | 6fe0eb963d3894ae9b0b6e151083887b664d45a3 (patch) | |
| tree | ff5b9f5144c7a0b702b6552a46fbe2e442103c65 /src/include/nodes/plannodes.h | |
| parent | 1316be28664f1834ac091113217537101331bdf3 (diff) | |
Add Cardinality typedef
Similar to Cost and Selectivity, this is just a double, which can be
used in path and plan nodes to give some hint about the meaning of a
field.
Discussion: https://www.postgresql.org/message-id/c091e5cd-45f8-69ee-6a9b-de86912cc7e7@enterprisedb.com
Diffstat (limited to 'src/include/nodes/plannodes.h')
| -rw-r--r-- | src/include/nodes/plannodes.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/include/nodes/plannodes.h b/src/include/nodes/plannodes.h index ec9a8b0c819..01a246d50ed 100644 --- a/src/include/nodes/plannodes.h +++ b/src/include/nodes/plannodes.h @@ -120,7 +120,7 @@ typedef struct Plan /* * planner's estimate of result size of this plan step */ - double plan_rows; /* number of rows plan is expected to emit */ + Cardinality plan_rows; /* number of rows plan is expected to emit */ int plan_width; /* average row width in bytes */ /* @@ -976,7 +976,7 @@ typedef struct Hash AttrNumber skewColumn; /* outer join key's column #, or zero */ bool skewInherit; /* is outer join rel an inheritance tree? */ /* all other info is in the parent HashJoin node */ - double rows_total; /* estimate total rows if parallel_aware */ + Cardinality rows_total; /* estimate total rows if parallel_aware */ } Hash; /* ---------------- |