PQntuples

Returns the number of rows (tuples) in the query result.

int PQntuples(const PGresult* res);

PQntuples returns an integer result. An overflow may occur if the return value is out of the value range allowed in a 32-bit OS.

**Table 1** PQntuples parameters
Keyword	Parameter Description
res	Operation result handle.

Value of the int type

Parent topic: Functions for Processing Database Result

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