mirror of
https://github.com/postgres/postgres.git
synced 2025-08-25 20:23:07 +03:00
Allow TIMESTAMP, VARCHAR, et al to be used as unquoted column names,
though alas not as unquoted function names. De-reserve a bunch of keywords that could have been in ColId rather than ColLabel all along. Per recent proposal in pgsql-patches.
This commit is contained in:
Tom Lane
@@ -11,7 +11,7 @@
|
||||
*
|
||||
*
|
||||
* IDENTIFICATION
|
||||
* $Header: /cvsroot/pgsql/src/backend/parser/gram.y,v 2.272 2001/11/05 05:00:14 tgl Exp $
|
||||
* $Header: /cvsroot/pgsql/src/backend/parser/gram.y,v 2.273 2001/11/10 22:31:49 tgl Exp $
|
||||
*
|
||||
* HISTORY
|
||||
* AUTHOR DATE MAJOR EVENT
|
||||
@@ -257,8 +257,8 @@ static void doNegateFloat(Value *v);
|
||||
%type <paramno> ParamNo
|
||||
|
||||
%type <typnam> Typename, SimpleTypename, ConstTypename
|
||||
GenericType, Numeric, Geometric, Character, ConstDatetime, ConstInterval, Bit
|
||||
%type <str> character, datetime, bit
|
||||
GenericType, Numeric, Character, ConstDatetime, ConstInterval, Bit
|
||||
%type <str> character, bit
|
||||
%type <str> extract_arg
|
||||
%type <str> opt_charset, opt_collate
|
||||
%type <str> opt_float
|
||||
@@ -268,7 +268,7 @@ static void doNegateFloat(Value *v);
|
||||
%type <ival> Iconst
|
||||
%type <str> Sconst, comment_text
|
||||
%type <str> UserId, opt_boolean, var_value, ColId_or_Sconst
|
||||
%type <str> ColId, ColLabel, TokenId
|
||||
%type <str> ColId, TypeFuncId, ColLabel
|
||||
%type <node> zone_value
|
||||
|
||||
%type <node> TableConstraint
|
||||
@@ -1007,11 +1007,11 @@ constraints_set_list: ALL
|
||||
;
|
||||
|
||||
|
||||
constraints_set_namelist: IDENT
|
||||
constraints_set_namelist: ColId
|
||||
{
|
||||
$$ = makeList1($1);
|
||||
}
|
||||
| constraints_set_namelist ',' IDENT
|
||||
| constraints_set_namelist ',' ColId
|
||||
{
|
||||
$$ = lappend($1, $3);
|
||||
}
|
||||
@@ -2007,8 +2007,8 @@ def_elem: ColLabel '=' def_arg
|
||||
}
|
||||
;
|
||||
|
||||
/* Note: any simple identifier will be returned as a type name! */
|
||||
def_arg: func_return { $$ = (Node *)$1; }
|
||||
| TokenId { $$ = (Node *)makeString($1); }
|
||||
| all_Op { $$ = (Node *)makeString($1); }
|
||||
| NumericOnly { $$ = (Node *)$1; }
|
||||
| Sconst { $$ = (Node *)makeString($1); }
|
||||
@@ -2629,11 +2629,15 @@ func_return: func_type
|
||||
}
|
||||
;
|
||||
|
||||
/*
|
||||
* We would like to make the second production here be ColId '.' ColId etc,
|
||||
* but that causes reduce/reduce conflicts. TypeFuncId is next best choice.
|
||||
*/
|
||||
func_type: Typename
|
||||
{
|
||||
$$ = $1;
|
||||
}
|
||||
| IDENT '.' ColId '%' TYPE_P
|
||||
| TypeFuncId '.' ColId '%' TYPE_P
|
||||
{
|
||||
$$ = makeNode(TypeName);
|
||||
$$->name = $1;
|
||||
@@ -4064,13 +4068,12 @@ SimpleTypename: ConstTypename
|
||||
|
||||
ConstTypename: GenericType
|
||||
| Numeric
|
||||
| Geometric
|
||||
| Bit
|
||||
| Character
|
||||
| ConstDatetime
|
||||
;
|
||||
|
||||
GenericType: IDENT
|
||||
GenericType: TypeFuncId
|
||||
{
|
||||
$$ = makeNode(TypeName);
|
||||
$$->name = xlateSqlType($1);
|
||||
@@ -4086,7 +4089,7 @@ GenericType: IDENT
|
||||
Numeric: FLOAT opt_float
|
||||
{
|
||||
$$ = makeNode(TypeName);
|
||||
$$->name = xlateSqlType($2);
|
||||
$$->name = $2; /* already xlated */
|
||||
$$->typmod = -1;
|
||||
}
|
||||
| DOUBLE PRECISION
|
||||
@@ -4115,14 +4118,6 @@ Numeric: FLOAT opt_float
|
||||
}
|
||||
;
|
||||
|
||||
Geometric: PATH_P
|
||||
{
|
||||
$$ = makeNode(TypeName);
|
||||
$$->name = xlateSqlType("path");
|
||||
$$->typmod = -1;
|
||||
}
|
||||
;
|
||||
|
||||
opt_float: '(' Iconst ')'
|
||||
{
|
||||
if ($2 < 1)
|
||||
@@ -4299,13 +4294,7 @@ opt_collate: COLLATE ColId { $$ = $2; }
|
||||
| /*EMPTY*/ { $$ = NULL; }
|
||||
;
|
||||
|
||||
ConstDatetime: datetime
|
||||
{
|
||||
$$ = makeNode(TypeName);
|
||||
$$->name = xlateSqlType($1);
|
||||
$$->typmod = -1;
|
||||
}
|
||||
| TIMESTAMP '(' Iconst ')' opt_timezone_x
|
||||
ConstDatetime: TIMESTAMP '(' Iconst ')' opt_timezone_x
|
||||
{
|
||||
$$ = makeNode(TypeName);
|
||||
if ($5)
|
||||
@@ -4371,14 +4360,6 @@ ConstInterval: INTERVAL
|
||||
}
|
||||
;
|
||||
|
||||
datetime: YEAR_P { $$ = "year"; }
|
||||
| MONTH_P { $$ = "month"; }
|
||||
| DAY_P { $$ = "day"; }
|
||||
| HOUR_P { $$ = "hour"; }
|
||||
| MINUTE_P { $$ = "minute"; }
|
||||
| SECOND_P { $$ = "second"; }
|
||||
;
|
||||
|
||||
/* XXX Make the default be WITH TIME ZONE for 7.2 to help with database upgrades
|
||||
* but revert this back to WITHOUT TIME ZONE for 7.3.
|
||||
* Do this by simply reverting opt_timezone_x to opt_timezone - thomas 2001-09-06
|
||||
@@ -5270,9 +5251,14 @@ extract_list: extract_arg FROM a_expr
|
||||
* - thomas 2001-04-12
|
||||
*/
|
||||
|
||||
extract_arg: datetime { $$ = $1; }
|
||||
| SCONST { $$ = $1; }
|
||||
| IDENT { $$ = $1; }
|
||||
extract_arg: IDENT { $$ = $1; }
|
||||
| YEAR_P { $$ = "year"; }
|
||||
| MONTH_P { $$ = "month"; }
|
||||
| DAY_P { $$ = "day"; }
|
||||
| HOUR_P { $$ = "hour"; }
|
||||
| MINUTE_P { $$ = "minute"; }
|
||||
| SECOND_P { $$ = "second"; }
|
||||
| SCONST { $$ = $1; }
|
||||
;
|
||||
|
||||
/* position_list uses b_expr not a_expr to avoid conflict with general IN */
|
||||
@@ -5555,32 +5541,6 @@ access_method: ColId { $$ = $1; };
|
||||
attr_name: ColId { $$ = $1; };
|
||||
class: ColId { $$ = $1; };
|
||||
index_name: ColId { $$ = $1; };
|
||||
|
||||
/* Functions
|
||||
* Include date/time keywords as SQL92 extension.
|
||||
* Include TYPE as a SQL92 unreserved keyword. - thomas 1997-10-05
|
||||
* Any tokens which show up as operators will screw up the parsing if
|
||||
* allowed as identifiers, but are acceptable as ColLabels:
|
||||
* BETWEEN, IN, IS, ISNULL, NOTNULL, OVERLAPS
|
||||
* Thanks to Tom Lane for pointing this out. - thomas 2000-03-29
|
||||
* We need OVERLAPS allowed as a function name to enable the implementation
|
||||
* of argument type variations on the underlying implementation. These
|
||||
* variations are done as SQL-language entries in the pg_proc catalog.
|
||||
* Do not include SUBSTRING here since it has explicit productions
|
||||
* in a_expr to support the goofy SQL9x argument syntax.
|
||||
* - thomas 2000-11-28
|
||||
*/
|
||||
func_name: ColId { $$ = xlateSqlFunc($1); }
|
||||
| BETWEEN { $$ = xlateSqlFunc("between"); }
|
||||
| ILIKE { $$ = xlateSqlFunc("ilike"); }
|
||||
| IN { $$ = xlateSqlFunc("in"); }
|
||||
| IS { $$ = xlateSqlFunc("is"); }
|
||||
| ISNULL { $$ = xlateSqlFunc("isnull"); }
|
||||
| LIKE { $$ = xlateSqlFunc("like"); }
|
||||
| NOTNULL { $$ = xlateSqlFunc("notnull"); }
|
||||
| OVERLAPS { $$ = xlateSqlFunc("overlaps"); }
|
||||
;
|
||||
|
||||
file_name: Sconst { $$ = $1; };
|
||||
|
||||
/* Constants
|
||||
@@ -5692,27 +5652,23 @@ Iconst: ICONST { $$ = $1; };
|
||||
Sconst: SCONST { $$ = $1; };
|
||||
UserId: ColId { $$ = $1; };
|
||||
|
||||
/* Column identifier
|
||||
* Include date/time keywords as SQL92 extension.
|
||||
* Include TYPE as a SQL92 unreserved keyword. - thomas 1997-10-05
|
||||
* Add other keywords. Note that as the syntax expands,
|
||||
* some of these keywords will have to be removed from this
|
||||
* list due to shift/reduce conflicts in yacc. If so, move
|
||||
* down to the ColLabel entity. - thomas 1997-11-06
|
||||
/*
|
||||
* Keyword classification lists. Generally, every keyword present in
|
||||
* the Postgres grammar should be in one of these lists. (Presently,
|
||||
* "AS" is the sole exception: it is our only completely-reserved word.)
|
||||
*
|
||||
* Put a new keyword into the earliest list (of TypeFuncId, ColId, ColLabel)
|
||||
* that it can go into without creating shift or reduce conflicts. The
|
||||
* earlier lists define "less reserved" categories of keywords. Notice that
|
||||
* each list includes by reference the ones before it.
|
||||
*/
|
||||
ColId: IDENT { $$ = $1; }
|
||||
| datetime { $$ = $1; }
|
||||
| TokenId { $$ = $1; }
|
||||
| NATIONAL { $$ = "national"; }
|
||||
| NONE { $$ = "none"; }
|
||||
| PATH_P { $$ = "path"; }
|
||||
;
|
||||
|
||||
/* Parser tokens to be used as identifiers.
|
||||
* Tokens involving data types should appear in ColId only,
|
||||
* since they will conflict with real TypeName productions.
|
||||
/* Type/func identifier --- names that can be type and function names
|
||||
* (as well as ColIds --- ie, these are completely unreserved keywords).
|
||||
*/
|
||||
TokenId: ABSOLUTE { $$ = "absolute"; }
|
||||
TypeFuncId: IDENT { $$ = $1; }
|
||||
| ABORT_TRANS { $$ = "abort"; }
|
||||
| ABSOLUTE { $$ = "absolute"; }
|
||||
| ACCESS { $$ = "access"; }
|
||||
| ACTION { $$ = "action"; }
|
||||
| ADD { $$ = "add"; }
|
||||
@@ -5731,16 +5687,19 @@ TokenId: ABSOLUTE { $$ = "absolute"; }
|
||||
| CHARACTERISTICS { $$ = "characteristics"; }
|
||||
| CHECKPOINT { $$ = "checkpoint"; }
|
||||
| CLOSE { $$ = "close"; }
|
||||
| CLUSTER { $$ = "cluster"; }
|
||||
| COMMENT { $$ = "comment"; }
|
||||
| COMMIT { $$ = "commit"; }
|
||||
| COMMITTED { $$ = "committed"; }
|
||||
| CONSTRAINTS { $$ = "constraints"; }
|
||||
| COPY { $$ = "copy"; }
|
||||
| CREATE { $$ = "create"; }
|
||||
| CREATEDB { $$ = "createdb"; }
|
||||
| CREATEUSER { $$ = "createuser"; }
|
||||
| CURSOR { $$ = "cursor"; }
|
||||
| CYCLE { $$ = "cycle"; }
|
||||
| DATABASE { $$ = "database"; }
|
||||
| DAY_P { $$ = "day"; }
|
||||
| DECLARE { $$ = "declare"; }
|
||||
| DEFERRED { $$ = "deferred"; }
|
||||
| DELETE { $$ = "delete"; }
|
||||
@@ -5753,16 +5712,20 @@ TokenId: ABSOLUTE { $$ = "absolute"; }
|
||||
| ESCAPE { $$ = "escape"; }
|
||||
| EXCLUSIVE { $$ = "exclusive"; }
|
||||
| EXECUTE { $$ = "execute"; }
|
||||
| EXPLAIN { $$ = "explain"; }
|
||||
| FETCH { $$ = "fetch"; }
|
||||
| FORCE { $$ = "force"; }
|
||||
| FORWARD { $$ = "forward"; }
|
||||
| FUNCTION { $$ = "function"; }
|
||||
| GLOBAL { $$ = "global"; }
|
||||
| GRANT { $$ = "grant"; }
|
||||
| HANDLER { $$ = "handler"; }
|
||||
| HOUR_P { $$ = "hour"; }
|
||||
| IMMEDIATE { $$ = "immediate"; }
|
||||
| INCREMENT { $$ = "increment"; }
|
||||
| INDEX { $$ = "index"; }
|
||||
| INHERITS { $$ = "inherits"; }
|
||||
| INOUT { $$ = "inout"; }
|
||||
| INSENSITIVE { $$ = "insensitive"; }
|
||||
| INSERT { $$ = "insert"; }
|
||||
| INSTEAD { $$ = "instead"; }
|
||||
@@ -5771,12 +5734,20 @@ TokenId: ABSOLUTE { $$ = "absolute"; }
|
||||
| LANGUAGE { $$ = "language"; }
|
||||
| LANCOMPILER { $$ = "lancompiler"; }
|
||||
| LEVEL { $$ = "level"; }
|
||||
| LISTEN { $$ = "listen"; }
|
||||
| LOAD { $$ = "load"; }
|
||||
| LOCAL { $$ = "local"; }
|
||||
| LOCATION { $$ = "location"; }
|
||||
| LOCK_P { $$ = "lock"; }
|
||||
| MATCH { $$ = "match"; }
|
||||
| MAXVALUE { $$ = "maxvalue"; }
|
||||
| MINUTE_P { $$ = "minute"; }
|
||||
| MINVALUE { $$ = "minvalue"; }
|
||||
| MODE { $$ = "mode"; }
|
||||
| MONTH_P { $$ = "month"; }
|
||||
| MOVE { $$ = "move"; }
|
||||
| NAMES { $$ = "names"; }
|
||||
| NATIONAL { $$ = "national"; }
|
||||
| NEXT { $$ = "next"; }
|
||||
| NO { $$ = "no"; }
|
||||
| NOCREATEDB { $$ = "nocreatedb"; }
|
||||
@@ -5787,10 +5758,13 @@ TokenId: ABSOLUTE { $$ = "absolute"; }
|
||||
| OIDS { $$ = "oids"; }
|
||||
| OPERATOR { $$ = "operator"; }
|
||||
| OPTION { $$ = "option"; }
|
||||
| OUT { $$ = "out"; }
|
||||
| OWNER { $$ = "owner"; }
|
||||
| PARTIAL { $$ = "partial"; }
|
||||
| PASSWORD { $$ = "password"; }
|
||||
| PATH_P { $$ = "path"; }
|
||||
| PENDANT { $$ = "pendant"; }
|
||||
| PRECISION { $$ = "precision"; }
|
||||
| PRIOR { $$ = "prior"; }
|
||||
| PRIVILEGES { $$ = "privileges"; }
|
||||
| PROCEDURAL { $$ = "procedural"; }
|
||||
@@ -5800,6 +5774,7 @@ TokenId: ABSOLUTE { $$ = "absolute"; }
|
||||
| RELATIVE { $$ = "relative"; }
|
||||
| RENAME { $$ = "rename"; }
|
||||
| REPLACE { $$ = "replace"; }
|
||||
| RESET { $$ = "reset"; }
|
||||
| RESTRICT { $$ = "restrict"; }
|
||||
| RETURNS { $$ = "returns"; }
|
||||
| REVOKE { $$ = "revoke"; }
|
||||
@@ -5808,11 +5783,13 @@ TokenId: ABSOLUTE { $$ = "absolute"; }
|
||||
| RULE { $$ = "rule"; }
|
||||
| SCHEMA { $$ = "schema"; }
|
||||
| SCROLL { $$ = "scroll"; }
|
||||
| SECOND_P { $$ = "second"; }
|
||||
| SESSION { $$ = "session"; }
|
||||
| SEQUENCE { $$ = "sequence"; }
|
||||
| SERIALIZABLE { $$ = "serializable"; }
|
||||
| SET { $$ = "set"; }
|
||||
| SHARE { $$ = "share"; }
|
||||
| SHOW { $$ = "show"; }
|
||||
| START { $$ = "start"; }
|
||||
| STATEMENT { $$ = "statement"; }
|
||||
| STATISTICS { $$ = "statistics"; }
|
||||
@@ -5823,14 +5800,17 @@ TokenId: ABSOLUTE { $$ = "absolute"; }
|
||||
| TEMPLATE { $$ = "template"; }
|
||||
| TEMPORARY { $$ = "temporary"; }
|
||||
| TOAST { $$ = "toast"; }
|
||||
| TRANSACTION { $$ = "transaction"; }
|
||||
| TRIGGER { $$ = "trigger"; }
|
||||
| TRUNCATE { $$ = "truncate"; }
|
||||
| TRUSTED { $$ = "trusted"; }
|
||||
| TYPE_P { $$ = "type"; }
|
||||
| UNENCRYPTED { $$ = "unencrypted"; }
|
||||
| UNKNOWN { $$ = "unknown"; }
|
||||
| UNLISTEN { $$ = "unlisten"; }
|
||||
| UNTIL { $$ = "until"; }
|
||||
| UPDATE { $$ = "update"; }
|
||||
| VACUUM { $$ = "vacuum"; }
|
||||
| VALID { $$ = "valid"; }
|
||||
| VALUES { $$ = "values"; }
|
||||
| VARYING { $$ = "varying"; }
|
||||
@@ -5839,21 +5819,45 @@ TokenId: ABSOLUTE { $$ = "absolute"; }
|
||||
| WITH { $$ = "with"; }
|
||||
| WITHOUT { $$ = "without"; }
|
||||
| WORK { $$ = "work"; }
|
||||
| YEAR_P { $$ = "year"; }
|
||||
| ZONE { $$ = "zone"; }
|
||||
;
|
||||
|
||||
/* Column label
|
||||
* Allowed labels in "AS" clauses.
|
||||
* Include TRUE/FALSE SQL3 reserved words for Postgres backward
|
||||
* compatibility. Cannot allow this for column names since the
|
||||
* syntax would not distinguish between the constant value and
|
||||
* a column name. - thomas 1997-10-24
|
||||
* Add other keywords to this list. Note that they appear here
|
||||
* rather than in ColId if there was a shift/reduce conflict
|
||||
* when used as a full identifier. - thomas 1997-11-06
|
||||
/* Column identifier --- names that can be column, table, etc names.
|
||||
*
|
||||
* This contains the TypeFuncId list plus those keywords that conflict
|
||||
* only with typename productions, not with other uses. Note that
|
||||
* most of these keywords will in fact be recognized as type names too;
|
||||
* they just have to have special productions for the purpose.
|
||||
*
|
||||
* Most of these cannot be in TypeFuncId (ie, are not also usable as function
|
||||
* names) because they can be followed by '(' in typename productions, which
|
||||
* looks too much like a function call for a LALR(1) parser.
|
||||
*/
|
||||
ColId: TypeFuncId { $$ = $1; }
|
||||
| BIT { $$ = "bit"; }
|
||||
| CHAR { $$ = "char"; }
|
||||
| CHARACTER { $$ = "character"; }
|
||||
| DEC { $$ = "dec"; }
|
||||
| DECIMAL { $$ = "decimal"; }
|
||||
| FLOAT { $$ = "float"; }
|
||||
| INTERVAL { $$ = "interval"; }
|
||||
| NCHAR { $$ = "nchar"; }
|
||||
| NONE { $$ = "none"; }
|
||||
| NUMERIC { $$ = "numeric"; }
|
||||
| SETOF { $$ = "setof"; }
|
||||
| TIME { $$ = "time"; }
|
||||
| TIMESTAMP { $$ = "timestamp"; }
|
||||
| VARCHAR { $$ = "varchar"; }
|
||||
;
|
||||
|
||||
/* Column label --- allowed labels in "AS" clauses.
|
||||
*
|
||||
* Keywords appear here if they could not be distinguished from variable,
|
||||
* type, or function names in some contexts.
|
||||
* When adding a ColLabel, consider whether it can be added to func_name.
|
||||
*/
|
||||
ColLabel: ColId { $$ = $1; }
|
||||
| ABORT_TRANS { $$ = "abort"; }
|
||||
| ALL { $$ = "all"; }
|
||||
| ANALYSE { $$ = "analyse"; } /* British */
|
||||
| ANALYZE { $$ = "analyze"; }
|
||||
@@ -5862,26 +5866,19 @@ ColLabel: ColId { $$ = $1; }
|
||||
| ASC { $$ = "asc"; }
|
||||
| BETWEEN { $$ = "between"; }
|
||||
| BINARY { $$ = "binary"; }
|
||||
| BIT { $$ = "bit"; }
|
||||
| BOTH { $$ = "both"; }
|
||||
| CASE { $$ = "case"; }
|
||||
| CAST { $$ = "cast"; }
|
||||
| CHAR { $$ = "char"; }
|
||||
| CHARACTER { $$ = "character"; }
|
||||
| CHECK { $$ = "check"; }
|
||||
| CLUSTER { $$ = "cluster"; }
|
||||
| COALESCE { $$ = "coalesce"; }
|
||||
| COLLATE { $$ = "collate"; }
|
||||
| COLUMN { $$ = "column"; }
|
||||
| CONSTRAINT { $$ = "constraint"; }
|
||||
| COPY { $$ = "copy"; }
|
||||
| CROSS { $$ = "cross"; }
|
||||
| CURRENT_DATE { $$ = "current_date"; }
|
||||
| CURRENT_TIME { $$ = "current_time"; }
|
||||
| CURRENT_TIMESTAMP { $$ = "current_timestamp"; }
|
||||
| CURRENT_USER { $$ = "current_user"; }
|
||||
| DEC { $$ = "dec"; }
|
||||
| DECIMAL { $$ = "decimal"; }
|
||||
| DEFAULT { $$ = "default"; }
|
||||
| DEFERRABLE { $$ = "deferrable"; }
|
||||
| DESC { $$ = "desc"; }
|
||||
@@ -5891,25 +5888,20 @@ ColLabel: ColId { $$ = $1; }
|
||||
| END_TRANS { $$ = "end"; }
|
||||
| EXCEPT { $$ = "except"; }
|
||||
| EXISTS { $$ = "exists"; }
|
||||
| EXPLAIN { $$ = "explain"; }
|
||||
| EXTRACT { $$ = "extract"; }
|
||||
| FALSE_P { $$ = "false"; }
|
||||
| FLOAT { $$ = "float"; }
|
||||
| FOR { $$ = "for"; }
|
||||
| FOREIGN { $$ = "foreign"; }
|
||||
| FREEZE { $$ = "freeze"; }
|
||||
| FROM { $$ = "from"; }
|
||||
| FULL { $$ = "full"; }
|
||||
| GLOBAL { $$ = "global"; }
|
||||
| GROUP { $$ = "group"; }
|
||||
| HAVING { $$ = "having"; }
|
||||
| ILIKE { $$ = "ilike"; }
|
||||
| IN { $$ = "in"; }
|
||||
| INITIALLY { $$ = "initially"; }
|
||||
| INNER_P { $$ = "inner"; }
|
||||
| INOUT { $$ = "inout"; }
|
||||
| INTERSECT { $$ = "intersect"; }
|
||||
| INTERVAL { $$ = "interval"; }
|
||||
| INTO { $$ = "into"; }
|
||||
| IS { $$ = "is"; }
|
||||
| ISNULL { $$ = "isnull"; }
|
||||
@@ -5918,19 +5910,12 @@ ColLabel: ColId { $$ = $1; }
|
||||
| LEFT { $$ = "left"; }
|
||||
| LIKE { $$ = "like"; }
|
||||
| LIMIT { $$ = "limit"; }
|
||||
| LISTEN { $$ = "listen"; }
|
||||
| LOAD { $$ = "load"; }
|
||||
| LOCAL { $$ = "local"; }
|
||||
| LOCK_P { $$ = "lock"; }
|
||||
| MOVE { $$ = "move"; }
|
||||
| NATURAL { $$ = "natural"; }
|
||||
| NCHAR { $$ = "nchar"; }
|
||||
| NEW { $$ = "new"; }
|
||||
| NOT { $$ = "not"; }
|
||||
| NOTNULL { $$ = "notnull"; }
|
||||
| NULLIF { $$ = "nullif"; }
|
||||
| NULL_P { $$ = "null"; }
|
||||
| NUMERIC { $$ = "numeric"; }
|
||||
| OFF { $$ = "off"; }
|
||||
| OFFSET { $$ = "offset"; }
|
||||
| OLD { $$ = "old"; }
|
||||
@@ -5938,43 +5923,66 @@ ColLabel: ColId { $$ = $1; }
|
||||
| ONLY { $$ = "only"; }
|
||||
| OR { $$ = "or"; }
|
||||
| ORDER { $$ = "order"; }
|
||||
| OUT { $$ = "out"; }
|
||||
| OUTER_P { $$ = "outer"; }
|
||||
| OVERLAPS { $$ = "overlaps"; }
|
||||
| POSITION { $$ = "position"; }
|
||||
| PRECISION { $$ = "precision"; }
|
||||
| PRIMARY { $$ = "primary"; }
|
||||
| PUBLIC { $$ = "public"; }
|
||||
| REFERENCES { $$ = "references"; }
|
||||
| RESET { $$ = "reset"; }
|
||||
| RIGHT { $$ = "right"; }
|
||||
| SELECT { $$ = "select"; }
|
||||
| SESSION_USER { $$ = "session_user"; }
|
||||
| SETOF { $$ = "setof"; }
|
||||
| SHOW { $$ = "show"; }
|
||||
| SOME { $$ = "some"; }
|
||||
| SUBSTRING { $$ = "substring"; }
|
||||
| TABLE { $$ = "table"; }
|
||||
| THEN { $$ = "then"; }
|
||||
| TIME { $$ = "time"; }
|
||||
| TIMESTAMP { $$ = "timestamp"; }
|
||||
| TO { $$ = "to"; }
|
||||
| TRAILING { $$ = "trailing"; }
|
||||
| TRANSACTION { $$ = "transaction"; }
|
||||
| TRIM { $$ = "trim"; }
|
||||
| TRUE_P { $$ = "true"; }
|
||||
| UNION { $$ = "union"; }
|
||||
| UNIQUE { $$ = "unique"; }
|
||||
| UNKNOWN { $$ = "unknown"; }
|
||||
| USER { $$ = "user"; }
|
||||
| USING { $$ = "using"; }
|
||||
| VACUUM { $$ = "vacuum"; }
|
||||
| VARCHAR { $$ = "varchar"; }
|
||||
| VERBOSE { $$ = "verbose"; }
|
||||
| WHEN { $$ = "when"; }
|
||||
| WHERE { $$ = "where"; }
|
||||
;
|
||||
|
||||
/* Function identifier --- names that can be function names.
|
||||
*
|
||||
* This contains the TypeFuncId list plus some ColLabel keywords
|
||||
* that are used as operators in expressions; in general such keywords
|
||||
* can't be ColId because they would be ambiguous with variable names,
|
||||
* but they are unambiguous as function identifiers.
|
||||
*
|
||||
* Do not include POSITION, SUBSTRING, etc here since they have explicit
|
||||
* productions in a_expr to support the goofy SQL9x argument syntax.
|
||||
* - thomas 2000-11-28
|
||||
*/
|
||||
func_name: TypeFuncId { $$ = xlateSqlFunc($1); }
|
||||
| BETWEEN { $$ = xlateSqlFunc("between"); }
|
||||
| BINARY { $$ = xlateSqlFunc("binary"); }
|
||||
| CROSS { $$ = xlateSqlFunc("cross"); }
|
||||
| FREEZE { $$ = xlateSqlFunc("freeze"); }
|
||||
| FULL { $$ = xlateSqlFunc("full"); }
|
||||
| ILIKE { $$ = xlateSqlFunc("ilike"); }
|
||||
| IN { $$ = xlateSqlFunc("in"); }
|
||||
| INNER_P { $$ = xlateSqlFunc("inner"); }
|
||||
| IS { $$ = xlateSqlFunc("is"); }
|
||||
| ISNULL { $$ = xlateSqlFunc("isnull"); }
|
||||
| JOIN { $$ = xlateSqlFunc("join"); }
|
||||
| LEFT { $$ = xlateSqlFunc("left"); }
|
||||
| LIKE { $$ = xlateSqlFunc("like"); }
|
||||
| NATURAL { $$ = xlateSqlFunc("natural"); }
|
||||
| NOTNULL { $$ = xlateSqlFunc("notnull"); }
|
||||
| OUTER_P { $$ = xlateSqlFunc("outer"); }
|
||||
| OVERLAPS { $$ = xlateSqlFunc("overlaps"); }
|
||||
| PUBLIC { $$ = xlateSqlFunc("public"); }
|
||||
| RIGHT { $$ = xlateSqlFunc("right"); }
|
||||
| VERBOSE { $$ = xlateSqlFunc("verbose"); }
|
||||
;
|
||||
|
||||
SpecialRuleRelation: OLD
|
||||
{
|
||||
if (QueryIsRule)
|
||||
|
||||
Reference in New Issue
Block a user