diff options
Diffstat (limited to 'src/include/nodes/execnodes.h')
| -rw-r--r-- | src/include/nodes/execnodes.h | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/src/include/nodes/execnodes.h b/src/include/nodes/execnodes.h index b3f7aa299f5..d0f2dca5928 100644 --- a/src/include/nodes/execnodes.h +++ b/src/include/nodes/execnodes.h @@ -74,11 +74,20 @@ typedef Datum (*ExprStateEvalFunc) (struct ExprState *expression, /* Bits in ExprState->flags (see also execExpr.h for private flag bits): */ /* expression is for use with ExecQual() */ #define EEO_FLAG_IS_QUAL (1 << 0) +/* expression refers to OLD table columns */ +#define EEO_FLAG_HAS_OLD (1 << 1) +/* expression refers to NEW table columns */ +#define EEO_FLAG_HAS_NEW (1 << 2) +/* OLD table row is NULL in RETURNING list */ +#define EEO_FLAG_OLD_IS_NULL (1 << 3) +/* NEW table row is NULL in RETURNING list */ +#define EEO_FLAG_NEW_IS_NULL (1 << 4) typedef struct ExprState { NodeTag type; +#define FIELDNO_EXPRSTATE_FLAGS 1 uint8 flags; /* bitmask of EEO_FLAG_* bits, see above */ /* @@ -290,6 +299,12 @@ typedef struct ExprContext #define FIELDNO_EXPRCONTEXT_DOMAINNULL 13 bool domainValue_isNull; + /* Tuples that OLD/NEW Var nodes in RETURNING may refer to */ +#define FIELDNO_EXPRCONTEXT_OLDTUPLE 14 + TupleTableSlot *ecxt_oldtuple; +#define FIELDNO_EXPRCONTEXT_NEWTUPLE 15 + TupleTableSlot *ecxt_newtuple; + /* Link to containing EState (NULL if a standalone ExprContext) */ struct EState *ecxt_estate; @@ -504,6 +519,7 @@ typedef struct ResultRelInfo TupleTableSlot *ri_ReturningSlot; /* for trigger output tuples */ TupleTableSlot *ri_TrigOldSlot; /* for a trigger's old tuple */ TupleTableSlot *ri_TrigNewSlot; /* for a trigger's new tuple */ + TupleTableSlot *ri_AllNullSlot; /* for RETURNING OLD/NEW */ /* FDW callback functions, if foreign table */ struct FdwRoutine *ri_FdwRoutine; |