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Database Statement Execution Functions/
PQnfields
Updated on 2024-06-03 GMT+08:00
PQnfields
Function
Returns the number of columns (fields) in each row of the query result.
Prototype
int PQnfields(const PGresult* res);
Parameter
Keyword |
Parameter Description |
---|---|
res |
Operation result handle. |
Return Value
Value of the int type
Parent topic: Database Statement Execution Functions
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