diff options
Diffstat (limited to 'src/backend/nodes/equalfuncs.c')
| -rw-r--r-- | src/backend/nodes/equalfuncs.c | 61 |
1 files changed, 30 insertions, 31 deletions
diff --git a/src/backend/nodes/equalfuncs.c b/src/backend/nodes/equalfuncs.c index 326eb9c62a..9baa79dd93 100644 --- a/src/backend/nodes/equalfuncs.c +++ b/src/backend/nodes/equalfuncs.c @@ -18,7 +18,7 @@ * Portions Copyright (c) 1994, Regents of the University of California * * IDENTIFICATION - * $PostgreSQL: pgsql/src/backend/nodes/equalfuncs.c,v 1.252 2005/08/01 20:31:08 tgl Exp $ + * $PostgreSQL: pgsql/src/backend/nodes/equalfuncs.c,v 1.253 2005/10/15 02:49:18 momjian Exp $ * *------------------------------------------------------------------------- */ @@ -135,8 +135,7 @@ _equalConst(Const *a, Const *b) /* * We treat all NULL constants of the same type as equal. Someday this - * might need to change? But datumIsEqual doesn't work on nulls, - * so... + * might need to change? But datumIsEqual doesn't work on nulls, so... */ if (a->constisnull) return true; @@ -202,8 +201,8 @@ _equalFuncExpr(FuncExpr *a, FuncExpr *b) COMPARE_SCALAR_FIELD(funcretset); /* - * Special-case COERCE_DONTCARE, so that planner can build coercion - * nodes that are equal() to both explicit and implicit coercions. + * Special-case COERCE_DONTCARE, so that planner can build coercion nodes + * that are equal() to both explicit and implicit coercions. */ if (a->funcformat != b->funcformat && a->funcformat != COERCE_DONTCARE && @@ -222,9 +221,9 @@ _equalOpExpr(OpExpr *a, OpExpr *b) /* * Special-case opfuncid: it is allowable for it to differ if one node - * contains zero and the other doesn't. This just means that the one - * node isn't as far along in the parse/plan pipeline and hasn't had - * the opfuncid cache filled yet. + * contains zero and the other doesn't. This just means that the one node + * isn't as far along in the parse/plan pipeline and hasn't had the + * opfuncid cache filled yet. */ if (a->opfuncid != b->opfuncid && a->opfuncid != 0 && @@ -245,9 +244,9 @@ _equalDistinctExpr(DistinctExpr *a, DistinctExpr *b) /* * Special-case opfuncid: it is allowable for it to differ if one node - * contains zero and the other doesn't. This just means that the one - * node isn't as far along in the parse/plan pipeline and hasn't had - * the opfuncid cache filled yet. + * contains zero and the other doesn't. This just means that the one node + * isn't as far along in the parse/plan pipeline and hasn't had the + * opfuncid cache filled yet. */ if (a->opfuncid != b->opfuncid && a->opfuncid != 0 && @@ -268,9 +267,9 @@ _equalScalarArrayOpExpr(ScalarArrayOpExpr *a, ScalarArrayOpExpr *b) /* * Special-case opfuncid: it is allowable for it to differ if one node - * contains zero and the other doesn't. This just means that the one - * node isn't as far along in the parse/plan pipeline and hasn't had - * the opfuncid cache filled yet. + * contains zero and the other doesn't. This just means that the one node + * isn't as far along in the parse/plan pipeline and hasn't had the + * opfuncid cache filled yet. */ if (a->opfuncid != b->opfuncid && a->opfuncid != 0 && @@ -354,8 +353,8 @@ _equalRelabelType(RelabelType *a, RelabelType *b) COMPARE_SCALAR_FIELD(resulttypmod); /* - * Special-case COERCE_DONTCARE, so that planner can build coercion - * nodes that are equal() to both explicit and implicit coercions. + * Special-case COERCE_DONTCARE, so that planner can build coercion nodes + * that are equal() to both explicit and implicit coercions. */ if (a->relabelformat != b->relabelformat && a->relabelformat != COERCE_DONTCARE && @@ -372,8 +371,8 @@ _equalConvertRowtypeExpr(ConvertRowtypeExpr *a, ConvertRowtypeExpr *b) COMPARE_SCALAR_FIELD(resulttype); /* - * Special-case COERCE_DONTCARE, so that planner can build coercion - * nodes that are equal() to both explicit and implicit coercions. + * Special-case COERCE_DONTCARE, so that planner can build coercion nodes + * that are equal() to both explicit and implicit coercions. */ if (a->convertformat != b->convertformat && a->convertformat != COERCE_DONTCARE && @@ -430,8 +429,8 @@ _equalRowExpr(RowExpr *a, RowExpr *b) COMPARE_SCALAR_FIELD(row_typeid); /* - * Special-case COERCE_DONTCARE, so that planner can build coercion - * nodes that are equal() to both explicit and implicit coercions. + * Special-case COERCE_DONTCARE, so that planner can build coercion nodes + * that are equal() to both explicit and implicit coercions. */ if (a->row_format != b->row_format && a->row_format != COERCE_DONTCARE && @@ -467,9 +466,9 @@ _equalNullIfExpr(NullIfExpr *a, NullIfExpr *b) /* * Special-case opfuncid: it is allowable for it to differ if one node - * contains zero and the other doesn't. This just means that the one - * node isn't as far along in the parse/plan pipeline and hasn't had - * the opfuncid cache filled yet. + * contains zero and the other doesn't. This just means that the one node + * isn't as far along in the parse/plan pipeline and hasn't had the + * opfuncid cache filled yet. */ if (a->opfuncid != b->opfuncid && a->opfuncid != 0 && @@ -509,8 +508,8 @@ _equalCoerceToDomain(CoerceToDomain *a, CoerceToDomain *b) COMPARE_SCALAR_FIELD(resulttypmod); /* - * Special-case COERCE_DONTCARE, so that planner can build coercion - * nodes that are equal() to both explicit and implicit coercions. + * Special-case COERCE_DONTCARE, so that planner can build coercion nodes + * that are equal() to both explicit and implicit coercions. */ if (a->coercionformat != b->coercionformat && a->coercionformat != COERCE_DONTCARE && @@ -606,8 +605,8 @@ _equalRestrictInfo(RestrictInfo *a, RestrictInfo *b) COMPARE_BITMAPSET_FIELD(required_relids); /* - * We ignore all the remaining fields, since they may not be set yet, - * and should be derivable from the clause anyway. + * We ignore all the remaining fields, since they may not be set yet, and + * should be derivable from the clause anyway. */ return true; @@ -1717,15 +1716,15 @@ _equalList(List *a, List *b) ListCell *item_b; /* - * Try to reject by simple scalar checks before grovelling through all - * the list elements... + * Try to reject by simple scalar checks before grovelling through all the + * list elements... */ COMPARE_SCALAR_FIELD(type); COMPARE_SCALAR_FIELD(length); /* - * We place the switch outside the loop for the sake of efficiency; - * this may not be worth doing... + * We place the switch outside the loop for the sake of efficiency; this + * may not be worth doing... */ switch (a->type) { |