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oidvectortypes: use SQL type names and separate by commas
psql \df: use format_type and oidvectortypes map type REAL to float4, not float8 psql \dd :work around UNION bug
This commit is contained in:
Peter Eisentraut
parent
f90771236d
commit
b54faa1b15
@ -11,7 +11,7 @@
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*
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*
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* IDENTIFICATION
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* $Header: /cvsroot/pgsql/src/backend/parser/gram.y,v 2.176 2000/07/07 19:24:35 petere Exp $
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* $Header: /cvsroot/pgsql/src/backend/parser/gram.y,v 2.177 2000/07/09 21:30:10 petere Exp $
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*
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* HISTORY
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* AUTHOR DATE MAJOR EVENT
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@ -3944,7 +3944,7 @@ Numeric: FLOAT opt_float
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;
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numeric: FLOAT { $$ = xlateSqlType("float"); }
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| DOUBLE PRECISION { $$ = xlateSqlType("float"); }
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| DOUBLE PRECISION { $$ = xlateSqlType("float8"); }
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| DECIMAL { $$ = xlateSqlType("decimal"); }
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| DEC { $$ = xlateSqlType("decimal"); }
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| NUMERIC { $$ = xlateSqlType("numeric"); }
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@ -5781,8 +5781,9 @@ xlateSqlType(char *name)
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return "int2";
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else if (strcmp(name, "bigint") == 0)
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return "int8";
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else if ((strcmp(name, "real") == 0)
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|| (strcmp(name, "float") == 0))
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else if (strcmp(name, "real") == 0)
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return "float4";
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else if (strcmp(name, "float") == 0)
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return "float8";
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else if (strcmp(name, "decimal") == 0)
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return "numeric";
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@ -1,4 +1,4 @@
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/* $Header: /cvsroot/pgsql/src/backend/utils/adt/format_type.c,v 1.1 2000/07/07 19:24:37 petere Exp $ */
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/* $Header: /cvsroot/pgsql/src/backend/utils/adt/format_type.c,v 1.2 2000/07/09 21:30:12 petere Exp $ */
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#include "postgres.h"
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@ -12,6 +12,7 @@
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#define streq(a, b) (strcmp((a), (b))==0)
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#define MAX_INT32_LEN 11
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#define _textin(str) DirectFunctionCall1(textin, CStringGetDatum(str))
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static char *
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@ -30,7 +31,9 @@ psnprintf(size_t len, const char * fmt, ...)
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}
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#define _textin(str) DirectFunctionCall1(textin, CStringGetDatum(str))
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static char *
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format_type_internal(Oid type_oid, int32 typemod, bool with_typemod);
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/*
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@ -51,15 +54,10 @@ psnprintf(size_t len, const char * fmt, ...)
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Datum
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format_type(PG_FUNCTION_ARGS)
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{
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Oid type_oid;
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bool with_typemod;
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int32 typemod = 0;
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char * buf;
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char * name;
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Oid array_base_type;
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int16 typlen;
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bool is_array;
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HeapTuple tuple;
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Oid type_oid;
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bool with_typemod;
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int32 typemod = 0;
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char *result;
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if (PG_ARGISNULL(0))
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PG_RETURN_NULL();
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@ -70,11 +68,31 @@ format_type(PG_FUNCTION_ARGS)
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if (with_typemod)
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typemod = PG_GETARG_INT32(1);
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result = format_type_internal(type_oid, typemod, with_typemod);
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PG_RETURN_TEXT_P(_textin(result));
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}
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static char *
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format_type_internal(Oid type_oid, int32 typemod, bool with_typemod)
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{
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HeapTuple tuple;
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Oid array_base_type;
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int16 typlen;
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bool is_array;
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char *name;
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char *buf;
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if (type_oid == InvalidOid)
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return "-";
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tuple = SearchSysCacheTuple(TYPEOID, ObjectIdGetDatum(type_oid),
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0, 0, 0);
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if (!HeapTupleIsValid(tuple))
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PG_RETURN_TEXT_P(_textin("???"));
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return "???";
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array_base_type = ((Form_pg_type) GETSTRUCT(tuple))->typelem;
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typlen = ((Form_pg_type) GETSTRUCT(tuple))->typlen;
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@ -84,15 +102,15 @@ format_type(PG_FUNCTION_ARGS)
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ObjectIdGetDatum(array_base_type),
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0, 0, 0);
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if (!HeapTupleIsValid(tuple))
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PG_RETURN_TEXT_P(_textin("???[]"));
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return "???[]";
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is_array = true;
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}
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else
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is_array = false;
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name = NameStr(((Form_pg_type) GETSTRUCT(tuple))->typname);
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if (streq(name, "bit"))
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{
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if (with_typemod)
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@ -116,14 +134,13 @@ format_type(PG_FUNCTION_ARGS)
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* double-quote it to get at it in the parser. */
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else if (streq(name, "char"))
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buf = pstrdup("\"char\"");
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#if 0
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/* The parser has these backwards, so leave as is for now. */
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else if (streq(name, "float4"))
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buf = pstrdup("real");
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else if (streq(name, "float8"))
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buf = pstrdup("double precision");
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#endif
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else if (streq(name, "int2"))
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buf = pstrdup("smallint");
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@ -177,5 +194,60 @@ format_type(PG_FUNCTION_ARGS)
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buf = buf2;
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}
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PG_RETURN_TEXT_P(_textin(buf));
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return buf;
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}
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/*
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* oidvectortypes - converts a vector of type OIDs to "typname" list
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*
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* The interface for this function is wrong: it should be told how many
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* OIDs are significant in the input vector, so that trailing InvalidOid
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* argument types can be recognized.
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*/
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Datum
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oidvectortypes(PG_FUNCTION_ARGS)
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{
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int numargs;
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int num;
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Oid *oidArray = (Oid *) PG_GETARG_POINTER(0);
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char *result;
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size_t total;
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size_t left;
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/* Try to guess how many args there are :-( */
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numargs = 0;
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for (num = 0; num < FUNC_MAX_ARGS; num++)
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{
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if (oidArray[num] != InvalidOid)
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numargs = num + 1;
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}
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total = 20 * numargs + 1;
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result = palloc(total);
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result[0] = '\0';
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left = total - 1;
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for (num = 0; num < numargs; num++)
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{
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char * typename = format_type_internal(oidArray[num], 0, false);
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if (left < strlen(typename) + 2)
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{
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total += strlen(typename) + 2;
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result = repalloc(result, total);
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left += strlen(typename) + 2;
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}
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if (num > 0)
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{
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strcat(result, ", ");
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left -= 2;
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}
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strcat(result, typename);
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left -= strlen(typename);
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}
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PG_RETURN_TEXT_P(_textin(result));
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}
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@ -8,7 +8,7 @@
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*
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*
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* IDENTIFICATION
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* $Header: /cvsroot/pgsql/src/backend/utils/adt/regproc.c,v 1.57 2000/07/03 23:09:52 wieck Exp $
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* $Header: /cvsroot/pgsql/src/backend/utils/adt/regproc.c,v 1.58 2000/07/09 21:30:12 petere Exp $
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*
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*-------------------------------------------------------------------------
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*/
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@ -238,53 +238,6 @@ regprocout(PG_FUNCTION_ARGS)
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PG_RETURN_CSTRING(result);
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}
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/*
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* oidvectortypes - converts a vector of type OIDs to "typname" list
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*
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* The interface for this function is wrong: it should be told how many
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* OIDs are significant in the input vector, so that trailing InvalidOid
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* argument types can be recognized.
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*/
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Datum
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oidvectortypes(PG_FUNCTION_ARGS)
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{
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Oid *oidArray = (Oid *) PG_GETARG_POINTER(0);
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HeapTuple typetup;
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text *result;
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int numargs,
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num;
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/* Try to guess how many args there are :-( */
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numargs = 0;
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for (num = 0; num < FUNC_MAX_ARGS; num++)
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{
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if (oidArray[num] != InvalidOid)
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numargs = num + 1;
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}
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result = (text *) palloc((NAMEDATALEN + 1) * numargs + VARHDRSZ + 1);
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*VARDATA(result) = '\0';
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for (num = 0; num < numargs; num++)
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{
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typetup = SearchSysCacheTuple(TYPEOID,
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ObjectIdGetDatum(oidArray[num]),
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0, 0, 0);
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if (HeapTupleIsValid(typetup))
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{
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char *s;
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s = NameStr(((Form_pg_type) GETSTRUCT(typetup))->typname);
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StrNCpy(VARDATA(result) + strlen(VARDATA(result)), s,
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NAMEDATALEN);
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strcat(VARDATA(result), " ");
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}
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else
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strcat(VARDATA(result), "- ");
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}
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VARATT_SIZEP(result) = strlen(VARDATA(result)) + VARHDRSZ;
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PG_RETURN_TEXT_P(result);
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}
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/*****************************************************************************
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@ -3,7 +3,7 @@
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*
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* Copyright 2000 by PostgreSQL Global Development Group
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*
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* $Header: /cvsroot/pgsql/src/bin/psql/describe.c,v 1.22 2000/07/07 19:24:38 petere Exp $
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* $Header: /cvsroot/pgsql/src/bin/psql/describe.c,v 1.23 2000/07/09 21:30:19 petere Exp $
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*/
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#include "postgres.h"
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#include "describe.h"
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@ -103,7 +103,7 @@ describeFunctions(const char *name, bool verbose)
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* arguments, but have no types defined for those arguments
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*/
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strcpy(buf,
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"SELECT t.typname as \"Result\", p.proname as \"Function\",\n"
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"SELECT format_type(p.prorettype, NULL) as \"Result\", p.proname as \"Function\",\n"
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" oidvectortypes(p.proargtypes) as \"Arguments\"");
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if (verbose)
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strcat(buf, ",\n u.usename as \"Owner\", l.lanname as \"Language\", p.prosrc as \"Source\",\n"
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@ -111,13 +111,13 @@ describeFunctions(const char *name, bool verbose)
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if (!verbose)
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strcat(buf,
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"\nFROM pg_proc p, pg_type t\n"
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"WHERE p.prorettype = t.oid and (pronargs = 0 or oidvectortypes(p.proargtypes) != '')\n");
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"\nFROM pg_proc p\n"
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"WHERE p.prorettype <> 0 and (pronargs = 0 or oidvectortypes(p.proargtypes) <> '')\n");
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else
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strcat(buf,
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"\nFROM pg_proc p, pg_type t, pg_language l, pg_user u\n"
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"WHERE p.prorettype = t.oid AND p.prolang = l.oid AND p.proowner = u.usesysid\n"
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" AND (pronargs = 0 or oidvectortypes(p.proargtypes) != '')\n");
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"\nFROM pg_proc p, pg_language l, pg_user u\n"
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"WHERE p.prolang = l.oid AND p.proowner = u.usesysid\n"
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" AND p.prorettype <> 0 and (pronargs = 0 or oidvectortypes(p.proargtypes) <> '')\n");
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if (name)
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{
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@ -380,7 +380,7 @@ objectDescription(const char *object)
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descbuf[0] = '\0';
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/* Aggregate descriptions */
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strcat(descbuf, "SELECT DISTINCT a.aggname as \"Name\", 'aggregate'::text as \"Object\", d.description as \"Description\"\n"
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strcat(descbuf, "SELECT DISTINCT a.aggname::text as \"Name\", 'aggregate'::text as \"Object\", d.description as \"Description\"\n"
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"FROM pg_aggregate a, pg_description d\n"
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"WHERE a.oid = d.objoid\n");
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if (object)
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@ -392,7 +392,7 @@ objectDescription(const char *object)
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/* Function descriptions (except in/outs for datatypes) */
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strcat(descbuf, "\nUNION ALL\n\n");
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strcat(descbuf, "SELECT DISTINCT p.proname as \"Name\", 'function'::text as \"Object\", d.description as \"Description\"\n"
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strcat(descbuf, "SELECT DISTINCT p.proname::text as \"Name\", 'function'::text as \"Object\", d.description as \"Description\"\n"
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"FROM pg_proc p, pg_description d\n"
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"WHERE p.oid = d.objoid AND (p.pronargs = 0 or oidvectortypes(p.proargtypes) != '')\n");
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if (object)
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@ -404,7 +404,7 @@ objectDescription(const char *object)
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/* Operator descriptions */
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strcat(descbuf, "\nUNION ALL\n\n");
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strcat(descbuf, "SELECT DISTINCT o.oprname as \"Name\", 'operator'::text as \"Object\", d.description as \"Description\"\n"
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strcat(descbuf, "SELECT DISTINCT o.oprname::text as \"Name\", 'operator'::text as \"Object\", d.description as \"Description\"\n"
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"FROM pg_operator o, pg_description d\n"
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/* must get comment via associated function */
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"WHERE RegprocToOid(o.oprcode) = d.objoid\n");
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@ -429,7 +429,7 @@ objectDescription(const char *object)
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/* Relation (tables, views, indices, sequences) descriptions */
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strcat(descbuf, "\nUNION ALL\n\n");
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strcat(descbuf, "SELECT DISTINCT c.relname as \"Name\", 'relation'::text||'('||c.relkind||')' as \"Object\", d.description as \"Description\"\n"
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strcat(descbuf, "SELECT DISTINCT c.relname::text as \"Name\", 'relation'::text||'('||c.relkind||')' as \"Object\", d.description as \"Description\"\n"
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"FROM pg_class c, pg_description d\n"
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"WHERE c.oid = d.objoid\n");
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if (object)
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@ -441,7 +441,7 @@ objectDescription(const char *object)
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/* Rule description (ignore rules for views) */
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strcat(descbuf, "\nUNION ALL\n\n");
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strcat(descbuf, "SELECT DISTINCT r.rulename as \"Name\", 'rule'::text as \"Object\", d.description as \"Description\"\n"
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strcat(descbuf, "SELECT DISTINCT r.rulename::text as \"Name\", 'rule'::text as \"Object\", d.description as \"Description\"\n"
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"FROM pg_rewrite r, pg_description d\n"
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"WHERE r.oid = d.objoid AND r.rulename !~ '^_RET'\n");
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if (object)
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@ -453,7 +453,7 @@ objectDescription(const char *object)
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/* Trigger description */
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strcat(descbuf, "\nUNION ALL\n\n");
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strcat(descbuf, "SELECT DISTINCT t.tgname as \"Name\", 'trigger'::text as \"Object\", d.description as \"Description\"\n"
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strcat(descbuf, "SELECT DISTINCT t.tgname::text as \"Name\", 'trigger'::text as \"Object\", d.description as \"Description\"\n"
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"FROM pg_trigger t, pg_description d\n"
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"WHERE t.oid = d.objoid\n");
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if (object)
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@ -7,7 +7,7 @@
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* Portions Copyright (c) 1996-2000, PostgreSQL, Inc
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* Portions Copyright (c) 1994, Regents of the University of California
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*
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* $Id: builtins.h,v 1.122 2000/07/08 03:04:36 tgl Exp $
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* $Id: builtins.h,v 1.123 2000/07/09 21:30:21 petere Exp $
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*
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*-------------------------------------------------------------------------
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*/
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@ -325,7 +325,6 @@ extern Datum texticregexne(PG_FUNCTION_ARGS);
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/* regproc.c */
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extern Datum regprocin(PG_FUNCTION_ARGS);
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extern Datum regprocout(PG_FUNCTION_ARGS);
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extern Datum oidvectortypes(PG_FUNCTION_ARGS);
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extern Datum regproctooid(PG_FUNCTION_ARGS);
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/* define macro to replace mixed-case function call - tgl 97/04/27 */
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@ -601,7 +600,8 @@ extern Datum getdatabaseencoding(PG_FUNCTION_ARGS);
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extern Datum PG_encoding_to_char(PG_FUNCTION_ARGS);
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extern Datum PG_char_to_encoding(PG_FUNCTION_ARGS);
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/* formatting for internal types */
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/* format_type.c */
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extern Datum format_type(PG_FUNCTION_ARGS);
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extern Datum oidvectortypes(PG_FUNCTION_ARGS);
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#endif /* BUILTINS_H */
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