*
*
* IDENTIFICATION
- * $Header: /cvsroot/pgsql/src/backend/parser/gram.y,v 2.175 2000/07/03 23:09:41 wieck Exp $
+ * $Header: /cvsroot/pgsql/src/backend/parser/gram.y,v 2.176 2000/07/07 19:24:35 petere Exp $
*
* HISTORY
* AUTHOR DATE MAJOR EVENT
return "int4";
else if (strcmp(name, "smallint") == 0)
return "int2";
+ else if (strcmp(name, "bigint") == 0)
+ return "int8";
else if ((strcmp(name, "real") == 0)
|| (strcmp(name, "float") == 0))
return "float8";
# Makefile for utils/adt
#
# IDENTIFICATION
-# $Header: /cvsroot/pgsql/src/backend/utils/adt/Makefile,v 1.37 2000/05/29 05:45:20 tgl Exp $
+# $Header: /cvsroot/pgsql/src/backend/utils/adt/Makefile,v 1.38 2000/07/07 19:24:37 petere Exp $
#
#-------------------------------------------------------------------------
endif
OBJS = acl.o arrayfuncs.o arrayutils.o bool.o cash.o char.o chunk.o \
- date.o datetime.o datum.o filename.o float.o \
+ date.o datetime.o datum.o filename.o float.o format_type.o \
geo_ops.o geo_selfuncs.o int.o int8.o like.o lztext.o \
misc.o nabstime.o name.o not_in.o numeric.o numutils.o \
oid.o oracle_compat.o \
--- /dev/null
+/* $Header: /cvsroot/pgsql/src/backend/utils/adt/format_type.c,v 1.1 2000/07/07 19:24:37 petere Exp $ */
+
+#include "postgres.h"
+
+#include <ctype.h>
+#include <stdarg.h>
+
+#include "fmgr.h"
+#include "catalog/pg_type.h"
+#include "utils/builtins.h"
+#include "utils/syscache.h"
+
+#define streq(a, b) (strcmp((a), (b))==0)
+#define MAX_INT32_LEN 11
+
+
+static char *
+psnprintf(size_t len, const char * fmt, ...)
+{
+ va_list ap;
+ char * buf;
+
+ buf = palloc(len);
+
+ va_start(ap, fmt);
+ vsnprintf(buf, len, fmt, ap);
+ va_end(ap);
+
+ return buf;
+}
+
+
+#define _textin(str) DirectFunctionCall1(textin, CStringGetDatum(str))
+
+
+/*
+ * SQL function: format_type(type_oid, typemod)
+ *
+ * `type_oid' is from pg_type.oid, `typemod' is from
+ * pg_attribute.atttypmod. This function will get the type name and
+ * format it and the modifier to canonical SQL format, if the type is
+ * a standard type. Otherwise you just get pg_type.typname back,
+ * double quoted if it contains funny characters.
+ *
+ * If typemod is null (in the SQL sense) then you won't get any
+ * "..(x)" type qualifiers. The result is not technically correct,
+ * because the various types interpret missing type modifiers
+ * differently, but it can be used as a convenient way to format
+ * system catalogs, e.g., pg_aggregate, in psql.
+ */
+Datum
+format_type(PG_FUNCTION_ARGS)
+{
+ Oid type_oid;
+ bool with_typemod;
+ int32 typemod = 0;
+ char * buf;
+ char * name;
+ Oid array_base_type;
+ int16 typlen;
+ bool is_array;
+ HeapTuple tuple;
+
+ if (PG_ARGISNULL(0))
+ PG_RETURN_NULL();
+
+ type_oid = DatumGetObjectId(PG_GETARG_DATUM(0));
+
+ with_typemod = !PG_ARGISNULL(1);
+ if (with_typemod)
+ typemod = PG_GETARG_INT32(1);
+
+ tuple = SearchSysCacheTuple(TYPEOID, ObjectIdGetDatum(type_oid),
+ 0, 0, 0);
+
+ if (!HeapTupleIsValid(tuple))
+ PG_RETURN_TEXT_P(_textin("???"));
+
+ array_base_type = ((Form_pg_type) GETSTRUCT(tuple))->typelem;
+ typlen = ((Form_pg_type) GETSTRUCT(tuple))->typlen;
+ if (array_base_type != 0 && typlen < 0)
+ {
+ tuple = SearchSysCacheTuple(TYPEOID,
+ ObjectIdGetDatum(array_base_type),
+ 0, 0, 0);
+ if (!HeapTupleIsValid(tuple))
+ PG_RETURN_TEXT_P(_textin("???[]"));
+ is_array = true;
+ }
+ else
+ is_array = false;
+
+
+ name = NameStr(((Form_pg_type) GETSTRUCT(tuple))->typname);
+
+ if (streq(name, "bit"))
+ {
+ if (with_typemod)
+ buf = psnprintf(5 + MAX_INT32_LEN + 1, "bit(%d)", (int) typemod - 4);
+ else
+ buf = pstrdup("bit");
+ }
+
+ else if (streq(name, "bool"))
+ buf = pstrdup("boolean");
+
+ else if (streq(name, "bpchar"))
+ {
+ if (with_typemod)
+ buf = psnprintf(11 + MAX_INT32_LEN + 1, "character(%d)", (int) typemod - 4);
+ else
+ buf = pstrdup("character");
+ }
+
+ /* This char type is the single-byte version. You have to
+ * double-quote it to get at it in the parser. */
+ else if (streq(name, "char"))
+ buf = pstrdup("\"char\"");
+#if 0
+ /* The parser has these backwards, so leave as is for now. */
+ else if (streq(name, "float4"))
+ buf = pstrdup("real");
+
+ else if (streq(name, "float8"))
+ buf = pstrdup("double precision");
+#endif
+ else if (streq(name, "int2"))
+ buf = pstrdup("smallint");
+
+ else if (streq(name, "int4"))
+ buf = pstrdup("integer");
+
+ else if (streq(name, "int8"))
+ buf = pstrdup("bigint");
+
+ else if (streq(name, "numeric"))
+ {
+ if (with_typemod)
+ buf = psnprintf(10 + 2 * MAX_INT32_LEN + 1, "numeric(%d,%d)",
+ ((typemod - VARHDRSZ) >> 16) & 0xffff,
+ (typemod - VARHDRSZ) & 0xffff);
+ else
+ buf = pstrdup("numeric");
+ }
+
+ else if (streq(name, "timetz"))
+ buf = pstrdup("time with time zone");
+
+ else if (streq(name, "varbit"))
+ {
+ if (with_typemod)
+ buf = psnprintf(13 + MAX_INT32_LEN + 1, "bit varying(%d)", (int) typemod - 4);
+ else
+ buf = pstrdup("bit varying");
+ }
+
+ else if (streq(name, "varchar"))
+ {
+ if (with_typemod)
+ buf = psnprintf(19 + MAX_INT32_LEN + 1, "character varying(%d)", (int) typemod - 4);
+ else
+ buf = pstrdup("character varying");
+ }
+
+ else
+ {
+ if (strspn(name, "abcdefghijklmnopqrstuvwxyz0123456789_") != strlen(name)
+ || isdigit((int) name[0]))
+ buf = psnprintf(strlen(name) + 3, "\"%s\"", name);
+ else
+ buf = name;
+ }
+
+ if (is_array)
+ {
+ char * buf2 = psnprintf(strlen(buf) + 3, "%s[]", buf);
+ buf = buf2;
+ }
+
+ PG_RETURN_TEXT_P(_textin(buf));
+}
*
* Copyright 2000 by PostgreSQL Global Development Group
*
- * $Header: /cvsroot/pgsql/src/bin/psql/describe.c,v 1.21 2000/04/16 20:04:51 petere Exp $
+ * $Header: /cvsroot/pgsql/src/bin/psql/describe.c,v 1.22 2000/07/07 19:24:38 petere Exp $
*/
#include "postgres.h"
#include "describe.h"
* types ones that work on all
*/
strcpy(buf,
- "SELECT a.aggname AS \"Name\", t.typname AS \"Type\",\n"
+ "SELECT a.aggname AS \"Name\", format_type(a.aggbasetype, NULL) AS \"Type\",\n"
" obj_description(a.oid) as \"Description\"\n"
- "FROM pg_aggregate a, pg_type t\n"
- "WHERE a.aggbasetype = t.oid\n"
+ "FROM pg_aggregate a\n"
+ "WHERE a.aggbasetype <> 0\n"
);
if (name)
bool
describeTypes(const char *name, bool verbose)
{
- char buf[256 + REGEXP_CUTOFF];
+ char buf[384 + 2 * REGEXP_CUTOFF];
PGresult *res;
printQueryOpt myopt = pset.popt;
- strcpy(buf, "SELECT t.typname AS \"Type\"");
+ strcpy(buf, "SELECT format_type(t.oid, NULL) AS \"Type\"");
if (verbose)
+ {
+ strcat(buf, ",\n t.typname AS \"Internal name\"");
strcat(buf, ",\n (CASE WHEN t.typlen = -1 THEN 'var'::text ELSE t.typlen::text END) as \"Size\"");
+ }
strcat(buf, ",\n obj_description(t.oid) as \"Description\"");
/*
if (name)
{
- strcat(buf, " AND t.typname ~ '^");
+ /* accept either internal or external type name */
+ strcat(buf, " AND (format_type(t.oid, NULL) ~ '^");
+ strncat(buf, name, REGEXP_CUTOFF);
+ strcat(buf, "' OR t.typname ~ '^");
strncat(buf, name, REGEXP_CUTOFF);
- strcat(buf, "' ");
+ strcat(buf, "')");
}
- strcat(buf, "ORDER BY t.typname;");
+ strcat(buf, "\nORDER BY \"Type\";");
res = PSQLexec(buf);
if (!res)
strcpy(buf,
"SELECT o.oprname AS \"Op\",\n"
- " t1.typname AS \"Left arg\",\n"
- " t2.typname AS \"Right arg\",\n"
- " t0.typname AS \"Result\",\n"
+ " format_type(o.oprleft, NULL) AS \"Left arg\",\n"
+ " format_type(o.oprright, NULL) AS \"Right arg\",\n"
+ " format_type(p.prorettype, NULL) AS \"Result\",\n"
" obj_description(p.oid) as \"Description\"\n"
- "FROM pg_proc p, pg_type t0,\n"
- " pg_type t1, pg_type t2,\n"
- " pg_operator o\n"
- "WHERE p.prorettype = t0.oid AND\n"
- " RegprocToOid(o.oprcode) = p.oid AND\n"
- " p.pronargs = 2 AND\n"
- " o.oprleft = t1.oid AND\n"
- " o.oprright = t2.oid\n");
+ "FROM pg_proc p, pg_operator o\n"
+ "WHERE RegprocToOid(o.oprcode) = p.oid AND\n"
+ " p.pronargs = 2\n");
if (name)
{
strcat(buf, " AND o.oprname = '");
strcat(buf, "\nUNION\n\n"
"SELECT o.oprname as \"Op\",\n"
" ''::name AS \"Left arg\",\n"
- " t1.typname AS \"Right arg\",\n"
- " t0.typname AS \"Result\",\n"
+ " format_type(o.oprright, NULL) AS \"Right arg\",\n"
+ " format_type(o.oprresult, NULL) AS \"Result\",\n"
" obj_description(p.oid) as \"Description\"\n"
- "FROM pg_operator o, pg_proc p, pg_type t0, pg_type t1\n"
+ "FROM pg_operator o, pg_proc p\n"
"WHERE RegprocToOid(o.oprcode) = p.oid AND\n"
- " o.oprresult = t0.oid AND\n"
- " o.oprkind = 'l' AND\n"
- " o.oprright = t1.oid\n");
+ " o.oprkind = 'l'\n");
if (name)
{
strcat(buf, "AND o.oprname = '");
strcat(buf, "\nUNION\n\n"
"SELECT o.oprname as \"Op\",\n"
- " t1.typname AS \"Left arg\",\n"
+ " format_type(o.oprleft, NULL) AS \"Left arg\",\n"
" ''::name AS \"Right arg\",\n"
- " t0.typname AS \"Result\",\n"
+ " format_type(o.oprresult, NULL) AS \"Result\",\n"
" obj_description(p.oid) as \"Description\"\n"
- "FROM pg_operator o, pg_proc p, pg_type t0, pg_type t1\n"
+ "FROM pg_operator o, pg_proc p\n"
"WHERE RegprocToOid(o.oprcode) = p.oid AND\n"
- " o.oprresult = t0.oid AND\n"
- " o.oprkind = 'r' AND\n"
- " o.oprleft = t1.oid\n");
+ " o.oprkind = 'r'\n");
if (name)
{
strcat(buf, "AND o.oprname = '");
/* Type description */
strcat(descbuf, "\nUNION ALL\n\n");
- strcat(descbuf, "SELECT DISTINCT t.typname as \"Name\", 'type'::text as \"Object\", d.description as \"Description\"\n"
+ strcat(descbuf, "SELECT DISTINCT format_type(t.oid, NULL) as \"Name\", 'type'::text as \"Object\", d.description as \"Description\"\n"
"FROM pg_type t, pg_description d\n"
"WHERE t.oid = d.objoid\n");
if (object)
/* Get column info */
- strcpy(buf, "SELECT a.attname, t.typname, a.attlen, a.atttypmod, a.attnotnull, a.atthasdef, a.attnum");
+ strcpy(buf, "SELECT a.attname, format_type(a.atttypid, a.atttypmod), a.attnotnull, a.atthasdef, a.attnum");
if (desc)
strcat(buf, ", obj_description(a.oid)");
- strcat(buf, "\nFROM pg_class c, pg_attribute a, pg_type t\n"
+ strcat(buf, "\nFROM pg_class c, pg_attribute a\n"
"WHERE c.relname = '");
strncat(buf, name, NAMEDATALEN);
- strcat(buf, "'\n AND a.attnum > 0 AND a.attrelid = c.oid AND a.atttypid = t.oid\n"
+ strcat(buf, "'\n AND a.attnum > 0 AND a.attrelid = c.oid\n"
"ORDER BY a.attnum");
res = PSQLexec(buf);
for (i = 0; i < PQntuples(res); i++)
{
- int4 attypmod = atoi(PQgetvalue(res, i, 3));
- const char *attype = PQgetvalue(res, i, 1);
- const char *typename;
- bool isarray = false;
-
/* Name */
cells[i * cols + 0] = PQgetvalue(res, i, 0); /* don't free this
* afterwards */
-
/* Type */
- if (attype[0] == '_')
- {
- isarray = true;
- attype++;
- }
- /* (convert some internal type names to SQL'ish) */
- if (strcmp(attype, "int2") == 0)
- typename = "smallint";
- else if (strcmp(attype, "int4") == 0)
- typename = "integer";
- else if (strcmp(attype, "int8") == 0)
- typename = "bigint";
- else if (strcmp(attype, "bool") == 0)
- typename = "boolean";
- else
- typename = attype;
- /* more might need to be added when date/time types are sorted out */
-
- cells[i * cols + 1] = xmalloc(NAMEDATALEN + 16);
- if (strcmp(typename, "bpchar") == 0)
- {
- if (attypmod != -1)
- sprintf(cells[i * cols + 1], "char(%d)", attypmod - VARHDRSZ);
- else
- sprintf(cells[i * cols + 1], "char()");
- }
- else if (strcmp(typename, "varchar") == 0)
- {
- if (attypmod != -1)
- sprintf(cells[i * cols + 1], "varchar(%d)", attypmod - VARHDRSZ);
- else
- sprintf(cells[i * cols + 1], "varchar()");
- }
- else if (strcmp(typename, "numeric") == 0)
- {
- sprintf(cells[i * cols + 1], "numeric(%d,%d)",
- ((attypmod - VARHDRSZ) >> 16) & 0xffff,
- (attypmod - VARHDRSZ) & 0xffff);
- }
- else
- strcpy(cells[i * cols + 1], typename);
-
- if (isarray)
- strcat(cells[i * cols + 1], "[]");
-
+ cells[i * cols + 1] = PQgetvalue(res, i, 1); /* don't free this
+ * either*/
/* Extra: not null and default */
/* (I'm cutting off the 'default' string at 128) */
{
cells[i * cols + 2] = xmalloc(128 + 128);
cells[i * cols + 2][0] = '\0';
- if (strcmp(PQgetvalue(res, i, 4), "t") == 0)
+ if (strcmp(PQgetvalue(res, i, 2), "t") == 0)
strcat(cells[i * cols + 2], "not null");
/* handle "default" here */
- if (strcmp(PQgetvalue(res, i, 5), "t") == 0)
+ if (strcmp(PQgetvalue(res, i, 3), "t") == 0)
{
PGresult *result;
sprintf(buf, "SELECT substring(d.adsrc for 128) FROM pg_attrdef d, pg_class c\n"
"WHERE c.relname = '%s' AND c.oid = d.adrelid AND d.adnum = %s",
- name, PQgetvalue(res, i, 6));
+ name, PQgetvalue(res, i, 4));
result = PSQLexec(buf);
if (!result)
/* Description */
if (desc)
- cells[i * cols + cols - 1] = PQgetvalue(res, i, 7);
+ cells[i * cols + cols - 1] = PQgetvalue(res, i, 5);
}
/* Make title */
for (i = 0; i < PQntuples(res); i++)
{
- free(cells[i * cols + 1]);
if (tableinfo.relkind == 'r')
free(cells[i * cols + 2]);
}
* Portions Copyright (c) 1996-2000, PostgreSQL, Inc
* Portions Copyright (c) 1994, Regents of the University of California
*
- * $Id: catversion.h,v 1.35 2000/07/06 05:48:22 tgl Exp $
+ * $Id: catversion.h,v 1.36 2000/07/07 19:24:41 petere Exp $
*
*-------------------------------------------------------------------------
*/
*/
/* yyyymmddN */
-#define CATALOG_VERSION_NO 200007061
+#define CATALOG_VERSION_NO 200007071
#endif
* Portions Copyright (c) 1996-2000, PostgreSQL, Inc
* Portions Copyright (c) 1994, Regents of the University of California
*
- * $Id: pg_proc.h,v 1.144 2000/07/07 18:49:54 momjian Exp $
+ * $Id: pg_proc.h,v 1.145 2000/07/07 19:24:41 petere Exp $
*
* NOTES
* The script catalog/genbki.sh reads this file and generates .bki
DESCR("less-equal-greater");
DATA(insert OID = 1080 ( hashbpchar PGUID 12 f t t t 1 f 23 "1042" 100 0 0 100 hashbpchar - ));
DESCR("hash");
-
+DATA(insert OID = 1081 ( format_type PGUID 12 f t t f 2 f 25 "26 23" 100 0 0 100 format_type - ));
+DESCR("format a type oid and atttypmod to canonical SQL");
DATA(insert OID = 1084 ( date_in PGUID 12 f t f t 1 f 1082 "0" 100 0 0 100 date_in - ));
DESCR("(internal)");
DATA(insert OID = 1085 ( date_out PGUID 12 f t f t 1 f 23 "0" 100 0 0 100 date_out - ));
* Portions Copyright (c) 1996-2000, PostgreSQL, Inc
* Portions Copyright (c) 1994, Regents of the University of California
*
- * $Id: pg_type.h,v 1.91 2000/07/06 05:48:27 tgl Exp $
+ * $Id: pg_type.h,v 1.92 2000/07/07 19:24:41 petere Exp $
*
* NOTES
* the genbki.sh script reads this file and generates .bki
{
NameData typname;
int4 typowner;
- int2 typlen;
/*
* typlen is the number of bytes we use to represent a value of this
* type, e.g. 4 for an int4. But for a variable length type, typlen
* is -1.
*/
+ int2 typlen;
int2 typprtlen;
/*
* true for type float4, for example.
*/
bool typbyval;
- char typtype;
/*
* typtype is 'b' for a basic type and 'c' for a catalog type (ie a
* in pg_class. (Why do we need an entry in pg_type for classes,
* anyway?)
*/
+ char typtype;
bool typisdefined;
char typdelim;
Oid typrelid; /* 0 if not a class type */
- Oid typelem;
/*
- * typelem is 0 if this is not an array type. If this is an array
- * type, typelem is the OID of the type of the elements of the array
- * (it identifies another row in Table pg_type).
+ * If typelem is not 0 then it identifies another row in pg_type.
+ * The current type can then be subscripted like an array yielding
+ * values of type typelem. A non-zero typelem does not guarantee
+ * this type to be an array type; ordinary fixed-length types can
+ * also be subscripted (e.g., oidvector). Variable-length types
+ * can *not* be turned into pseudo-arrays like that. Hence, the
+ * way to determine whether a type is an array type is typelem !=
+ * 0 and typlen < 0.
*/
+ Oid typelem;
regproc typinput;
regproc typoutput;
regproc typreceive;
regproc typsend;
- char typalign;
/* ----------------
* typalign is the alignment required when storing a value of this
* compiler will lay out the field in a struct representing a table row.
* ----------------
*/
- char typstorage;
+ char typalign;
/* ----------------
* typstorage tells if the type is prepared for toasting and what
* 'm' MAIN like 'x' but try to keep in main tuple
* ----------------
*/
+ char typstorage;
+
text typdefault; /* VARIABLE LENGTH FIELD */
} FormData_pg_type;
DESCR("boolean, 'true'/'false'");
#define BOOLOID 16
-DATA(insert OID = 17 ( bytea PGUID -1 -1 f b t \054 0 18 byteain byteaout byteain byteaout i p _null_ ));
+DATA(insert OID = 17 ( bytea PGUID -1 -1 f b t \054 0 0 byteain byteaout byteain byteaout i p _null_ ));
DESCR("variable-length string, binary values escaped");
#define BYTEAOID 17
DESCR("registered procedure");
#define REGPROCOID 24
-DATA(insert OID = 25 ( text PGUID -1 -1 f b t \054 0 18 textin textout textin textout i x _null_ ));
+DATA(insert OID = 25 ( text PGUID -1 -1 f b t \054 0 0 textin textout textin textout i x _null_ ));
DESCR("variable-length string, no limit specified");
#define TEXTOID 25
DATA(insert OID = 601 ( lseg PGUID 32 48 f b t \054 0 600 lseg_in lseg_out lseg_in lseg_out d p _null_ ));
DESCR("geometric line segment '(pt1,pt2)'");
#define LSEGOID 601
-DATA(insert OID = 602 ( path PGUID -1 -1 f b t \054 0 600 path_in path_out path_in path_out d p _null_ ));
+DATA(insert OID = 602 ( path PGUID -1 -1 f b t \054 0 0 path_in path_out path_in path_out d p _null_ ));
DESCR("geometric path '(pt1,...)'");
#define PATHOID 602
DATA(insert OID = 603 ( box PGUID 32 100 f b t \073 0 600 box_in box_out box_in box_out d p _null_ ));
DATA(insert OID = 704 ( tinterval PGUID 12 47 f b t \054 0 0 tintervalin tintervalout tintervalin tintervalout i p _null_ ));
DESCR("(abstime,abstime), time interval");
#define TINTERVALOID 704
-DATA(insert OID = 705 ( unknown PGUID -1 -1 f b t \054 0 18 textin textout textin textout i p _null_ ));
+DATA(insert OID = 705 ( unknown PGUID -1 -1 f b t \054 0 0 textin textout textin textout i p _null_ ));
DESCR("");
#define UNKNOWNOID 705
DATA(insert OID = 1040 ( _macaddr PGUID -1 -1 f b t \054 0 829 array_in array_out array_in array_out i p _null_ ));
DATA(insert OID = 1041 ( _inet PGUID -1 -1 f b t \054 0 869 array_in array_out array_in array_out i p _null_ ));
DATA(insert OID = 651 ( _cidr PGUID -1 -1 f b t \054 0 650 array_in array_out array_in array_out i p _null_ ));
-DATA(insert OID = 1042 ( bpchar PGUID -1 -1 f b t \054 0 18 bpcharin bpcharout bpcharin bpcharout i p _null_ ));
+DATA(insert OID = 1042 ( bpchar PGUID -1 -1 f b t \054 0 0 bpcharin bpcharout bpcharin bpcharout i p _null_ ));
DESCR("char(length), blank-padded string, fixed storage length");
#define BPCHAROID 1042
-DATA(insert OID = 1043 ( varchar PGUID -1 -1 f b t \054 0 18 varcharin varcharout varcharin varcharout i p _null_ ));
+DATA(insert OID = 1043 ( varchar PGUID -1 -1 f b t \054 0 0 varcharin varcharout varcharin varcharout i p _null_ ));
DESCR("varchar(length), non-blank-padded string, variable storage length");
#define VARCHAROID 1043
* Portions Copyright (c) 1996-2000, PostgreSQL, Inc
* Portions Copyright (c) 1994, Regents of the University of California
*
- * $Id: builtins.h,v 1.120 2000/07/06 05:48:30 tgl Exp $
+ * $Id: builtins.h,v 1.121 2000/07/07 19:24:43 petere Exp $
*
*-------------------------------------------------------------------------
*/
extern Datum PG_encoding_to_char(PG_FUNCTION_ARGS);
extern Datum PG_char_to_encoding(PG_FUNCTION_ARGS);
+/* formatting for internal types */
+extern Datum format_type(PG_FUNCTION_ARGS);
+
#endif /* BUILTINS_H */
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