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MySQL 5.7 Reference Manual
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unsigned int mysql_stmt_errno(MYSQL_STMT *stmt)


For the statement specified by stmt, mysql_stmt_errno() returns the error code for the most recently invoked statement API function that can succeed or fail. A return value of zero means that no error occurred. Client error message numbers are listed in the MySQL errmsg.h header file. Server error message numbers are listed in mysqld_error.h. Errors also are listed at Appendix B, Errors, Error Codes, and Common Problems.

Return Values

An error code value. Zero if no error occurred.



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