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| author | Robert Haas <rhaas@postgresql.org> | 2014-11-07 17:26:02 -0500 |
|---|---|---|
| committer | Robert Haas <rhaas@postgresql.org> | 2014-11-07 17:34:36 -0500 |
| commit | 0b03e5951bf0a1a8868db13f02049cf686a82165 (patch) | |
| tree | 3495ca06369ec694e68ac84ed19c296a74521f26 /src/backend/executor/execProcnode.c | |
| parent | 7250d8535b11d6443a9b27299e586c3df0654302 (diff) | |
| download | postgresql-0b03e5951bf0a1a8868db13f02049cf686a82165.tar.gz postgresql-0b03e5951bf0a1a8868db13f02049cf686a82165.zip | |
Introduce custom path and scan providers.
This allows extension modules to define their own methods for
scanning a relation, and get the core code to use them. It's
unclear as yet how much use this capability will find, but we
won't find out if we never commit it.
KaiGai Kohei, reviewed at various times and in various levels
of detail by Shigeru Hanada, Tom Lane, Andres Freund, Álvaro
Herrera, and myself.
Diffstat (limited to 'src/backend/executor/execProcnode.c')
| -rw-r--r-- | src/backend/executor/execProcnode.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/src/backend/executor/execProcnode.c b/src/backend/executor/execProcnode.c index c0189eb5a12..e27c0627bc4 100644 --- a/src/backend/executor/execProcnode.c +++ b/src/backend/executor/execProcnode.c @@ -85,6 +85,7 @@ #include "executor/nodeBitmapIndexscan.h" #include "executor/nodeBitmapOr.h" #include "executor/nodeCtescan.h" +#include "executor/nodeCustom.h" #include "executor/nodeForeignscan.h" #include "executor/nodeFunctionscan.h" #include "executor/nodeGroup.h" @@ -244,6 +245,11 @@ ExecInitNode(Plan *node, EState *estate, int eflags) estate, eflags); break; + case T_CustomScan: + result = (PlanState *) ExecInitCustomScan((CustomScan *) node, + estate, eflags); + break; + /* * join nodes */ @@ -442,6 +448,10 @@ ExecProcNode(PlanState *node) result = ExecForeignScan((ForeignScanState *) node); break; + case T_CustomScanState: + result = ExecCustomScan((CustomScanState *) node); + break; + /* * join nodes */ @@ -678,6 +688,10 @@ ExecEndNode(PlanState *node) ExecEndForeignScan((ForeignScanState *) node); break; + case T_CustomScanState: + ExecEndCustomScan((CustomScanState *) node); + break; + /* * join nodes */ |