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Commit317215f

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committed
Clean up CREATE TYPE/OPERATOR/AGGREGATE productions, so that parser
will not accept types named with operator names or vice versa.
1 parent4ce226e commit317215f

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1 file changed

+27
-28
lines changed

1 file changed

+27
-28
lines changed

‎src/backend/parser/gram.y

Lines changed: 27 additions & 28 deletions
Original file line numberDiff line numberDiff line change
@@ -11,7 +11,7 @@
1111
*
1212
*
1313
* IDENTIFICATION
14-
* $Header: /cvsroot/pgsql/src/backend/parser/gram.y,v 2.211 2000/12/03 14:50:54 thomas Exp $
14+
* $Header: /cvsroot/pgsql/src/backend/parser/gram.y,v 2.212 2000/12/22 07:07:58 tgl Exp $
1515
*
1616
* HISTORY
1717
* AUTHORDATEMAJOR EVENT
@@ -161,7 +161,7 @@ static void doNegateFloat(Value *v);
161161
%type<str>TriggerEvents
162162
%type<value>TriggerFuncArg
163163

164-
%type<str>relation_name,copy_file_name,copy_delimiter,copy_null,def_name,
164+
%type<str>relation_name,copy_file_name,copy_delimiter,copy_null,
165165
database_name,access_method_clause,access_method,attr_name,
166166
class,index_name,name,func_name,file_name
167167

@@ -206,7 +206,7 @@ static void doNegateFloat(Value *v);
206206
opt_with_copy,index_opt_unique,opt_verbose,opt_analyze
207207
%type<boolean>opt_cursor
208208

209-
%type<ival>copy_dirn,def_type,direction,reindex_type,drop_type,
209+
%type<ival>copy_dirn,direction,reindex_type,drop_type,
210210
opt_column,event,comment_type,comment_cl,
211211
comment_ag,comment_fn,comment_op,comment_tg
212212

@@ -1635,7 +1635,7 @@ IntegerOnly: Iconst
16351635
*****************************************************************************/
16361636

16371637
CreatePLangStmt:CREATEPLangTrustedopt_proceduralLANGUAGESconst
1638-
HANDLERdef_nameLANCOMPILERSconst
1638+
HANDLERfunc_nameLANCOMPILERSconst
16391639
{
16401640
CreatePLangStmt *n = makeNode(CreatePLangStmt);
16411641
n->plname =$5;
@@ -1854,29 +1854,34 @@ DropTrigStmt: DROP TRIGGER name ON relation_name
18541854
/*****************************************************************************
18551855
*
18561856
*QUERY :
1857-
*define (type,operator,aggregate)
1857+
*define (aggregate,operator,type)
18581858
*
18591859
*****************************************************************************/
18601860

1861-
DefineStmt:CREATEdef_typedef_namedefinition
1861+
DefineStmt:CREATEAGGREGATEfunc_namedefinition
18621862
{
18631863
DefineStmt *n = makeNode(DefineStmt);
1864-
n->defType =$2;
1864+
n->defType = AGGREGATE;
1865+
n->defname =$3;
1866+
n->definition =$4;
1867+
$$ = (Node *)n;
1868+
}
1869+
|CREATEOPERATORall_Opdefinition
1870+
{
1871+
DefineStmt *n = makeNode(DefineStmt);
1872+
n->defType = OPERATOR;
1873+
n->defname =$3;
1874+
n->definition =$4;
1875+
$$ = (Node *)n;
1876+
}
1877+
|CREATETYPE_Pnamedefinition
1878+
{
1879+
DefineStmt *n = makeNode(DefineStmt);
1880+
n->defType = TYPE_P;
18651881
n->defname =$3;
18661882
n->definition =$4;
18671883
$$ = (Node *)n;
18681884
}
1869-
;
1870-
1871-
def_type:OPERATOR{$$ = OPERATOR; }
1872-
|TYPE_P{$$ = TYPE_P; }
1873-
|AGGREGATE{$$ = AGGREGATE; }
1874-
;
1875-
1876-
def_name:PROCEDURE{$$ ="procedure"; }
1877-
|JOIN{$$ ="join"; }
1878-
|all_Op{$$ =$1; }
1879-
|ColId{$$ =$1; }
18801885
;
18811886

18821887
definition:'('def_list')'{$$ =$2; }
@@ -1886,24 +1891,18 @@ def_list: def_elem{ $$ = makeList1($1); }
18861891
|def_list','def_elem{$$ = lappend($1,$3); }
18871892
;
18881893

1889-
def_elem:def_name'='def_arg
1894+
def_elem:ColLabel'='def_arg
18901895
{
18911896
$$ = makeNode(DefElem);
18921897
$$->defname =$1;
18931898
$$->arg = (Node *)$3;
18941899
}
1895-
|def_name
1900+
|ColLabel
18961901
{
18971902
$$ = makeNode(DefElem);
18981903
$$->defname =$1;
18991904
$$->arg = (Node *)NULL;
19001905
}
1901-
|DEFAULT'='def_arg
1902-
{
1903-
$$ = makeNode(DefElem);
1904-
$$->defname ="default";
1905-
$$->arg = (Node *)$3;
1906-
}
19071906
;
19081907

19091908
def_arg:func_return {$$ = (Node *)$1; }
@@ -2538,7 +2537,7 @@ RemoveFuncStmt: DROP FUNCTION func_name func_args
25382537
}
25392538
;
25402539

2541-
RemoveAggrStmt:DROPAGGREGATEnameaggr_argtype
2540+
RemoveAggrStmt:DROPAGGREGATEfunc_nameaggr_argtype
25422541
{
25432542
RemoveAggrStmt *n = makeNode(RemoveAggrStmt);
25442543
n->aggname =$3;
@@ -5498,6 +5497,7 @@ TokenId: ABSOLUTE{ $$ = "absolute"; }
54985497
|PRIOR{$$ ="prior"; }
54995498
|PRIVILEGES{$$ ="privileges"; }
55005499
|PROCEDURAL{$$ ="procedural"; }
5500+
|PROCEDURE{$$ ="procedure"; }
55015501
|READ{$$ ="read"; }
55025502
|REINDEX{$$ ="reindex"; }
55035503
|RELATIVE{$$ ="relative"; }
@@ -5644,7 +5644,6 @@ ColLabel: ColId{ $$ = $1; }
56445644
|POSITION{$$ ="position"; }
56455645
|PRECISION{$$ ="precision"; }
56465646
|PRIMARY{$$ ="primary"; }
5647-
|PROCEDURE{$$ ="procedure"; }
56485647
|PUBLIC{$$ ="public"; }
56495648
|REFERENCES{$$ ="references"; }
56505649
|RESET{$$ ="reset"; }

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