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C++ PG_GETARG_BOOL函数代码示例

原作者: [db:作者] 来自: [db:来源] 收藏 邀请

本文整理汇总了C++中PG_GETARG_BOOL函数的典型用法代码示例。如果您正苦于以下问题:C++ PG_GETARG_BOOL函数的具体用法?C++ PG_GETARG_BOOL怎么用?C++ PG_GETARG_BOOL使用的例子?那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。



在下文中一共展示了PG_GETARG_BOOL函数的20个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于我们的系统推荐出更棒的C++代码示例。

示例1: hashoptions

Datum
hashoptions(PG_FUNCTION_ARGS)
{
	Datum		reloptions = PG_GETARG_DATUM(0);
	bool		validate = PG_GETARG_BOOL(1);
	bytea	   *result;

	result = default_reloptions(reloptions, validate,
								RELKIND_INDEX,
								HASH_MIN_FILLFACTOR,
								HASH_DEFAULT_FILLFACTOR);
	if (result)
		PG_RETURN_BYTEA_P(result);
	PG_RETURN_NULL();
}
开发者ID:qiuyesuifeng,项目名称:gpdb,代码行数:15,代码来源:hashutil.c


示例2: gpupreagg_corr_psum_y2

Datum
gpupreagg_corr_psum_y2(PG_FUNCTION_ARGS)
{
	Assert(PG_NARGS() == 3);
	/* Aggregate Filter */
	if (PG_ARGISNULL(0) || !PG_GETARG_BOOL(0))
		PG_RETURN_NULL();
	/* NULL checks */
	if (PG_ARGISNULL(1) || PG_ARGISNULL(2))
		PG_RETURN_NULL();
	/* calculation of X*X with overflow checks */
	PG_RETURN_DATUM(DirectFunctionCall2(float8mul,
										PG_GETARG_FLOAT8(2),
										PG_GETARG_FLOAT8(2)));
}
开发者ID:stalkerg,项目名称:devel,代码行数:15,代码来源:aggfuncs.c


示例3: pg_file_write

Datum
pg_file_write(PG_FUNCTION_ARGS)
{
	FILE	   *f;
	char	   *filename;
	text	   *data;
	int64		count = 0;

	requireSuperuser();

	filename = convert_and_check_filename(PG_GETARG_TEXT_P(0));
	data = PG_GETARG_TEXT_P(1);

	if (!PG_GETARG_BOOL(2))
	{
		struct stat fst;

		if (stat(filename, &fst) >= 0)
			ereport(ERROR,
					(ERRCODE_DUPLICATE_FILE,
					 errmsg("file \"%s\" exists", filename)));

		f = fopen(filename, "wb");
	}
	else
		f = fopen(filename, "ab");

	if (!f)
		ereport(ERROR,
				(errcode_for_file_access(),
				 errmsg("could not open file \"%s\" for writing: %m",
						filename)));

	if (VARSIZE(data) != 0)
	{
		count = fwrite(VARDATA(data), 1, VARSIZE(data) - VARHDRSZ, f);

		if (count != VARSIZE(data) - VARHDRSZ)
			ereport(ERROR,
					(errcode_for_file_access(),
					 errmsg("could not write file \"%s\": %m", filename)));
	}
	fclose(f);

	PG_RETURN_INT64(count);
}
开发者ID:karthijrk,项目名称:gpdb,代码行数:46,代码来源:genfile.c


示例4: setval3_mirror

Datum
setval3_mirror(PG_FUNCTION_ARGS)
{
	Oid			relid = PG_GETARG_OID(0);
	int64		next = PG_GETARG_INT64(1);
	bool		iscalled = PG_GETARG_BOOL(2);
	int64		result;

	result = DatumGetInt64(DirectFunctionCall3(setval3_oid,
											   ObjectIdGetDatum(relid),
											   Int64GetDatum(next),
											   BoolGetDatum(iscalled)));

	saveSequenceUpdate(relid, result, iscalled);

	PG_RETURN_INT64(result);
}
开发者ID:jaiminpan,项目名称:bizgres,代码行数:17,代码来源:pending.c


示例5: jsonb_set

/*
 * jsonb_set:
 * Replace/create value of jsonb key or jsonb element, which can be found by the specified path.
 * Path must be replesented as an array of key names or indexes. If indexes will be used,
 * the same rules implied as for jsonb_delete_idx (negative indexing and edge cases)
 */
Datum
jsonb_set(PG_FUNCTION_ARGS)
{
	Jsonb 				*in = PG_GETARG_JSONB(0);
	ArrayType 			*path = PG_GETARG_ARRAYTYPE_P(1);
	Jsonb 				*newval = PG_GETARG_JSONB(2);
	bool       			create = PG_GETARG_BOOL(3);
	JsonbValue 			*res = NULL;
	Datum 				*path_elems;
	bool 				*path_nulls;
	int					path_len;
	JsonbIterator 		*it;
	JsonbParseState 	*st = NULL;


	if (ARR_NDIM(path) > 1)
		ereport(ERROR,
				(errcode(ERRCODE_ARRAY_SUBSCRIPT_ERROR),
				 errmsg("wrong number of array subscripts")));

	if (JB_ROOT_IS_SCALAR(in))
		ereport(ERROR,
				(errcode(ERRCODE_INVALID_PARAMETER_VALUE),
				 errmsg("cannot set path in scalar")));


	if (JB_ROOT_COUNT(in) == 0 && !create)
	{
		PG_RETURN_JSONB(in);
	}

	deconstruct_array(path, TEXTOID, -1, false, 'i',
					  &path_elems, &path_nulls, &path_len);

	if (path_len == 0)
	{
		PG_RETURN_JSONB(in);
	}

	it = JsonbIteratorInit(&in->root);

	res = setPath(&it, path_elems, path_nulls, path_len, &st, 0, newval, create);

	Assert (res != NULL);
	PG_RETURN_JSONB(JsonbValueToJsonb(res));
}
开发者ID:dreamsxin,项目名称:jsonbx,代码行数:52,代码来源:jsonbx.c


示例6: pg_start_backup

/*
 * pg_start_backup: set up for taking an on-line backup dump
 *
 * Essentially what this does is to create a backup label file in $PGDATA,
 * where it will be archived as part of the backup dump.  The label file
 * contains the user-supplied label string (typically this would be used
 * to tell where the backup dump will be stored) and the starting time and
 * starting WAL location for the dump.
 */
Datum
pg_start_backup(PG_FUNCTION_ARGS)
{
	text	   *backupid = PG_GETARG_TEXT_P(0);
	bool		fast = PG_GETARG_BOOL(1);
	char	   *backupidstr;
	XLogRecPtr	startpoint;
	char		startxlogstr[MAXFNAMELEN];

	backupidstr = text_to_cstring(backupid);

	startpoint = do_pg_start_backup(backupidstr, fast, NULL);

	snprintf(startxlogstr, sizeof(startxlogstr), "%X/%X",
			 startpoint.xlogid, startpoint.xrecoff);
	PG_RETURN_TEXT_P(cstring_to_text(startxlogstr));
}
开发者ID:pguyot,项目名称:postgres,代码行数:26,代码来源:xlogfuncs.c


示例7: quicklz_constructor

/* ---------------------------------------------------------------------
 * Quicklz constructor and destructor
 * ---------------------------------------------------------------------
 */
Datum
quicklz_constructor(PG_FUNCTION_ARGS)
{
#ifdef FAULT_INJECTOR
	FaultInjector_InjectFaultIfSet(MallocFailure,
					DDLNotSpecified,
					"", // databaseName
					""); // tableName
#endif

	/* PG_GETARG_POINTER(0) is TupleDesc that is currently unused.
	 * It is passed as NULL */

	StorageAttributes *sa	= (StorageAttributes *) PG_GETARG_POINTER(1);
	CompressionState *cs 	= palloc0(sizeof(CompressionState));
	quicklz_state *state	= palloc0(sizeof(quicklz_state));
	bool compress			= PG_GETARG_BOOL(2);
	size_t scratchlen		= 0;

	cs->opaque = (void *)state;

	Insist(PointerIsValid(sa->comptype));
	Insist(strcmp(sa->comptype, "quicklz") == 0);
	Insist(sa->complevel == 1);

	state->level = sa->complevel;
	state->compress = compress;
	if (sa->complevel == 1)
	{
		state->compress_fn = quicklz_compressor;
		state->decompress_fn = quicklz_decompressor;
		if (compress)
			scratchlen = sizeof(qlz_state_compress);
		else
			scratchlen = sizeof(qlz_state_decompress);
	}
	else
		Insist(false); /* shouldn't get here but code defensively */

	state->scratch = palloc0(scratchlen);

	cs->desired_sz = quicklz_desired_sz;

	PG_RETURN_POINTER(cs);
}
开发者ID:adam8157,项目名称:gpdb,代码行数:49,代码来源:quicklz_compression.c


示例8: alpine_miner_lr_ca_fitness

Datum
alpine_miner_lr_ca_fitness(PG_FUNCTION_ARGS)
{

        ArrayType  *beta_arg, *columns_arg;
        float8     *beta_data, *columns_data;
        int     beta_count, columns_count;

	bool add_intercept_arg;
	double weight_arg;
	int label_value_arg;

	double gx = 0.0;
	double pi = 0.0;
	double fitness = 0.0;
	if (PG_ARGISNULL(0) || PG_ARGISNULL(1) || PG_ARGISNULL(2) || PG_ARGISNULL(3) || PG_ARGISNULL(4)){
		PG_RETURN_NULL();
	}
        beta_arg = PG_GETARG_ARRAYTYPE_P(0);
        columns_arg = PG_GETARG_ARRAYTYPE_P(1);

	add_intercept_arg = PG_GETARG_BOOL(2);
	weight_arg = PG_GETARG_FLOAT8(3);
	label_value_arg = PG_GETARG_INT32(4);

	beta_data = (float8*) ARR_DATA_PTR(beta_arg);
	columns_data = (float8*) ARR_DATA_PTR(columns_arg);
	
	beta_count = ARR_DIMS(beta_arg)[0];
	columns_count = ARR_DIMS(columns_arg)[0];

	pi = alpine_miner_compute_pi(beta_data, beta_count, columns_data, columns_count, add_intercept_arg);

	if (label_value_arg == 1)
	{
		fitness = log(pi);
	}
	else
	{
		fitness = log(1.0 - pi);
	}
	fitness *= weight_arg;

	PG_RETURN_FLOAT8(fitness);
}
开发者ID:thyferny,项目名称:indwa-work,代码行数:45,代码来源:alpine_miner_lr_ca.c


示例9: plvstr_is_prefix_text

Datum
plvstr_is_prefix_text (PG_FUNCTION_ARGS)
{
	text *str = PG_GETARG_TEXT_PP(0);
	text *prefix = PG_GETARG_TEXT_PP(1);
	bool case_sens = PG_GETARG_BOOL(2);
	bool mb_encode;

	int str_len = VARSIZE_ANY_EXHDR(str);
	int pref_len = VARSIZE_ANY_EXHDR(prefix);

	int i;
	char *ap, *bp;


	mb_encode = pg_database_encoding_max_length() > 1;

	if (mb_encode && !case_sens)
	{
		str = (text*)DatumGetPointer(DirectFunctionCall1(lower, PointerGetDatum(str)));
		prefix = (text*)DatumGetPointer(DirectFunctionCall1(lower, PointerGetDatum(prefix)));
	}

	ap = VARDATA_ANY(str);
	bp = VARDATA_ANY(prefix);

	for (i = 0; i < pref_len; i++)
	{
		if (i >= str_len)
			break;
		if (case_sens || mb_encode)
		{
			if (*ap++ != *bp++)
				break;
		}
		else if (!mb_encode)
		{
			if (pg_toupper((unsigned char) *ap++) != pg_toupper((unsigned char) *bp++))
				break;
		}
	}

	PG_RETURN_BOOL(i == pref_len);
}
开发者ID:protodef,项目名称:orafce,代码行数:44,代码来源:plvstr.c


示例10: hashinsert

/*
 *	hashinsert() -- insert an index tuple into a hash table.
 *
 *	Hash on the index tuple's key, find the appropriate location
 *	for the new tuple, put it there, and return an InsertIndexResult
 *	to the caller.
 */
Datum
hashinsert(PG_FUNCTION_ARGS)
{
	Relation	rel = (Relation) PG_GETARG_POINTER(0);
	Datum	   *datum = (Datum *) PG_GETARG_POINTER(1);
	char	   *nulls = (char *) PG_GETARG_POINTER(2);
	ItemPointer ht_ctid = (ItemPointer) PG_GETARG_POINTER(3);

#ifdef NOT_USED
	Relation	heapRel = (Relation) PG_GETARG_POINTER(4);
	bool		checkUnique = PG_GETARG_BOOL(5);
#endif
	InsertIndexResult res;
	HashItem	hitem;
	IndexTuple	itup;

	/* generate an index tuple */
	itup = index_formtuple(RelationGetDescr(rel), datum, nulls);
	itup->t_tid = *ht_ctid;

	/*
	 * If the single index key is null, we don't insert it into the index.
	 * Hash tables support scans on '='. Relational algebra says that A =
	 * B returns null if either A or B is null.  This means that no
	 * qualification used in an index scan could ever return true on a
	 * null attribute.	It also means that indices can't be used by ISNULL
	 * or NOTNULL scans, but that's an artifact of the strategy map
	 * architecture chosen in 1986, not of the way nulls are handled here.
	 */
	if (IndexTupleHasNulls(itup))
	{
		pfree(itup);
		PG_RETURN_POINTER((InsertIndexResult) NULL);
	}

	hitem = _hash_formitem(itup);

	res = _hash_doinsert(rel, hitem);

	pfree(hitem);
	pfree(itup);

	PG_RETURN_POINTER(res);
}
开发者ID:sunyangkobe,项目名称:cscd43,代码行数:51,代码来源:hash.c


示例11: mol_substruct_count

Datum
mol_substruct_count(PG_FUNCTION_ARGS) {
  CROMol  i,
    a;

  fcinfo->flinfo->fn_extra = SearchMolCache(
                                            fcinfo->flinfo->fn_extra,
                                            fcinfo->flinfo->fn_mcxt,
                                            PG_GETARG_DATUM(0), 
                                            NULL, &i, NULL);
  fcinfo->flinfo->fn_extra = SearchMolCache(
                                            fcinfo->flinfo->fn_extra,
                                            fcinfo->flinfo->fn_mcxt,
                                            PG_GETARG_DATUM(1), 
                                            NULL, &a, NULL);
  bool uniquify=PG_GETARG_BOOL(2);

  PG_RETURN_INT32(MolSubstructCount(i, a,uniquify));             
}
开发者ID:Acpharis,项目名称:rdkit,代码行数:19,代码来源:mol_op.c


示例12: pg_start_backup

/*
 * pg_start_backup: set up for taking an on-line backup dump
 *
 * Essentially what this does is to create a backup label file in $PGDATA,
 * where it will be archived as part of the backup dump.  The label file
 * contains the user-supplied label string (typically this would be used
 * to tell where the backup dump will be stored) and the starting time and
 * starting WAL location for the dump.
 */
Datum
pg_start_backup(PG_FUNCTION_ARGS)
{
	text	   *backupid = PG_GETARG_TEXT_P(0);
	bool		fast = PG_GETARG_BOOL(1);
	char	   *backupidstr;
	XLogRecPtr	startpoint;

	backupidstr = text_to_cstring(backupid);

	if (!superuser() && !has_rolreplication(GetUserId()))
		ereport(ERROR,
				(errcode(ERRCODE_INSUFFICIENT_PRIVILEGE),
		   errmsg("must be superuser or replication role to run a backup")));

	startpoint = do_pg_start_backup(backupidstr, fast, NULL, NULL);

	PG_RETURN_LSN(startpoint);
}
开发者ID:FilipinOTech,项目名称:postgres,代码行数:28,代码来源:xlogfuncs.c


示例13: plvdate_unset_nonbizday_day

Datum
plvdate_unset_nonbizday_day (PG_FUNCTION_ARGS)
{
	DateADT arg1 = PG_GETARG_DATEADT(0);
	bool arg2 = PG_GETARG_BOOL(1);
	int y, m, d;
	bool found = false;
	int i;

	if (arg2)
	{
		j2date(arg1 + POSTGRES_EPOCH_JDATE, &y, &m, &d);
		for (i = 0; i < holidays_c; i++)
		{
			if (!found && holidays[i].month == m && holidays[i].day == d)
				found = true;
			else if (found)
			{
				holidays[i-1].month = holidays[i].month;
				holidays[i-1].day = holidays[i].day;
			}
		}
		if (found)
			holidays_c -= 1;
	}
	else
	{
		for (i = 0; i < exceptions_c; i++)
			if (!found && exceptions[i] == arg1)
				found = true;
			else if (found)
				exceptions[i-1] = exceptions[i];
		if (found)
			exceptions_c -= 1;
	}
	if (!found)
		ereport(ERROR,
			    (errcode(ERRCODE_UNDEFINED_OBJECT),
			     errmsg("nonbizday unregisteration error"),
			     errdetail("Nonbizday not found.")));

	PG_RETURN_VOID();
}
开发者ID:KinoSun,项目名称:orafce,代码行数:43,代码来源:plvdate.c


示例14: bool_accum_inv

Datum
bool_accum_inv(PG_FUNCTION_ARGS)
{
	BoolAggState *state;

	state = PG_ARGISNULL(0) ? NULL : (BoolAggState *) PG_GETARG_POINTER(0);

	/* bool_accum should have created the state data */
	if (state == NULL)
		elog(ERROR, "bool_accum_inv called with NULL state");

	if (!PG_ARGISNULL(1))
	{
		state->aggcount--;
		if (PG_GETARG_BOOL(1))
			state->aggtrue--;
	}

	PG_RETURN_POINTER(state);
}
开发者ID:AmiGanguli,项目名称:postgres,代码行数:20,代码来源:bool.c


示例15: bool_accum

Datum
bool_accum(PG_FUNCTION_ARGS)
{
	BoolAggState *state;

	state = PG_ARGISNULL(0) ? NULL : (BoolAggState *) PG_GETARG_POINTER(0);

	/* Create the state data on first call */
	if (state == NULL)
		state = makeBoolAggState(fcinfo);

	if (!PG_ARGISNULL(1))
	{
		state->aggcount++;
		if (PG_GETARG_BOOL(1))
			state->aggtrue++;
	}

	PG_RETURN_POINTER(state);
}
开发者ID:AmiGanguli,项目名称:postgres,代码行数:20,代码来源:bool.c


示例16: pgespresso_start_backup

/*
 * pgespresso_start_backup: set up for taking an on-line backup dump
 *
 * Essentially what this does is to return a backup label file that the
 * user is responsible for placing in the $PGDATA of the backup AFTER
 * the backup has been taken.  The label file must not be written to the
 * data directory of the server from which the backup is taken because
 * this type of backup presumes and allows that more than one backup
 * may be in progress at any one time.  The label file
 * contains the user-supplied label string (typically this would be used
 * to tell where the backup dump will be stored) and the starting time and
 * starting WAL location for the dump.
 */
Datum
pgespresso_start_backup(PG_FUNCTION_ARGS)
{
	text	   *backupid = PG_GETARG_TEXT_P(0);
	bool		fast = PG_GETARG_BOOL(1);
	char	   *backupidstr;
	char       *labelfile;

	backupidstr = text_to_cstring(backupid);

	if (!superuser() && !has_rolreplication(GetUserId()))
		ereport(ERROR,
				(errcode(ERRCODE_INSUFFICIENT_PRIVILEGE),
		   errmsg("must be superuser or replication role to run a backup")));

	/*
	 * ThisTimeLineID is always 0 in a normal backend during recovery.
	 * We get latest redo apply position timeline and we update it globally
	 * to make do_pg_start_backup use the correct value when generating
	 * the backup label text
	 */
	if (RecoveryInProgress()) {
		TimeLineID	replayTLI;

		GetXLogReplayRecPtr(&replayTLI);
		ThisTimeLineID = replayTLI;
		elog(DEBUG1, "updated ThisTimeLineID = %u", ThisTimeLineID);
	}

	/*
	 * Starting from 9.3 the do_pg_start_backup returns the timeline ID
	 * in *starttli_p additional argument
	 */
	#if PG_VERSION_NUM >= 90300
		do_pg_start_backup(backupidstr, fast, NULL, &labelfile);
	#else
		do_pg_start_backup(backupidstr, fast, &labelfile);
	#endif

	PG_RETURN_TEXT_P(cstring_to_text(labelfile));
}
开发者ID:leonardoce,项目名称:pgespresso,代码行数:54,代码来源:pgespresso.c


示例17: plvstr_rpart

Datum
plvstr_rpart (PG_FUNCTION_ARGS)
{
	text *str = PG_GETARG_TEXT_P(0);
	text *div = PG_GETARG_TEXT_P(1);
	int start = PG_GETARG_INT32(2);
	int nth   = PG_GETARG_INT32(3);
	bool all_if_notfound  = PG_GETARG_BOOL(4);
	int loc;

	loc = ora_instr(str, div, start, nth);
	if (loc == 0)
	{
		if (all_if_notfound)
			PG_RETURN_TEXT_P(TextPCopy(str));
		else
			PG_RETURN_NULL();
	}
	else
		PG_RETURN_TEXT_P(ora_substr_text(str, loc+1, -1));
}
开发者ID:protodef,项目名称:orafce,代码行数:21,代码来源:plvstr.c


示例18: pg_column_is_updatable

/*
 * pg_column_is_updatable - determine whether a column is updatable
 *
 * This function encapsulates the decision about just what
 * information_schema.columns.is_updatable actually means.  It's not clear
 * whether deletability of the column's relation should be required, so
 * we want that decision in C code where we could change it without initdb.
 */
Datum
pg_column_is_updatable(PG_FUNCTION_ARGS)
{
	Oid			reloid = PG_GETARG_OID(0);
	AttrNumber	attnum = PG_GETARG_INT16(1);
	AttrNumber	col = attnum - FirstLowInvalidHeapAttributeNumber;
	bool		include_triggers = PG_GETARG_BOOL(2);
	int			events;

	/* System columns are never updatable */
	if (attnum <= 0)
		PG_RETURN_BOOL(false);

	events = relation_is_updatable(reloid, include_triggers,
								   bms_make_singleton(col));

	/* We require both updatability and deletability of the relation */
#define REQ_EVENTS ((1 << CMD_UPDATE) | (1 << CMD_DELETE))

	PG_RETURN_BOOL((events & REQ_EVENTS) == REQ_EVENTS);
}
开发者ID:EccentricLoggers,项目名称:peloton,代码行数:29,代码来源:misc.cpp


示例19: avalon_fp

Datum
avalon_fp(PG_FUNCTION_ARGS) {
  CROMol  mol;
  MolBitmapFingerPrint    fp;
  BitmapFingerPrint               *sfp;

  fcinfo->flinfo->fn_extra = SearchMolCache(
                                            fcinfo->flinfo->fn_extra,
                                            fcinfo->flinfo->fn_mcxt,
                                            PG_GETARG_DATUM(0),
                                            NULL, &mol, NULL);

  fp = makeAvalonBFP(mol,
                     PG_GETARG_BOOL(1), /* isQuery */
                     PG_GETARG_UINT32(2) /* flags */
                     );
  sfp = deconstructMolBitmapFingerPrint(fp);
  freeMolBitmapFingerPrint(fp);

  PG_RETURN_BITMAPFINGERPRINT_P(sfp);
}
开发者ID:ASKCOS,项目名称:rdkit,代码行数:21,代码来源:bfp_op.c


示例20: dbms_assert_enquote_name

Datum
dbms_assert_enquote_name(PG_FUNCTION_ARGS)
{
	Datum name  = PG_GETARG_DATUM(0);
	bool loweralize = PG_GETARG_BOOL(1);
#if PG_VERSION_NUM >= 90100
	Oid collation = PG_GET_COLLATION();
#endif

	name = DirectFunctionCall1(quote_ident, name);

#if PG_VERSION_NUM >= 90100
	if (loweralize)
		name = DirectFunctionCall1Coll(lower, collation, name);
#else
	if (loweralize)
		name = DirectFunctionCall1(lower, name);
#endif

	PG_RETURN_DATUM(name);
}
开发者ID:FilipinOTech,项目名称:orafce,代码行数:21,代码来源:assert.c



注:本文中的PG_GETARG_BOOL函数示例由纯净天空整理自Github/MSDocs等源码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。


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C++ PG_GETARG_BYTEA_P函数代码示例发布时间:2022-05-30
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