mysql\_stmt\_result\_metadata(3) MariaDB Connector/C mysql\_stmt\_result\_metadata(3)

## [Name](#Name)

mysql\_stmt\_result\_metadata - Returns result set metadata from a prepared statement.

## [Synopsis](#Synopsis)

```
#include <mysql.h>
MYSQL_RES * mysql_stmt_result_metadata(MYSQL_STMT * stmt);
    
```

## [Description](#Description)

If a statement passed to [**mysql\_stmt\_prepare(3)**](/man/enterprise-packages/mariadb-13.0/mysql_stmt_prepare.3) is one that produces a result set, mysql\_stmt\_result\_metadata() returns the result set that can be used to process the meta information such as total number of fields and individual field information.

## [Parameter](#Parameter)

•

stmt - a statement handle, which was previously allocated by [**mysql\_stmt\_init(3)**](/man/enterprise-packages/mariadb-13.0/mysql_stmt_init.3).

## [Return value](#Return_value)

Returns a result set that can be used to process metadata information.

## [Notes](#Notes)

•

The result set returned by mysql\_stmt\_result\_metadata() contains only metadata. It does not contain any row results. The rows are obtained by [**mysql\_stmt\_fetch(3)**](/man/enterprise-packages/mariadb-13.0/mysql_stmt_fetch.3).

•

This result set pointer can be passed as an argument to any of the field-based functions that process result set metadata, such as: [**mysql\_num\_fields(3)**](/man/enterprise-packages/mariadb-13.0/mysql_num_fields.3), [**mysql\_fetch\_field(3)**](/man/enterprise-packages/mariadb-13.0/mysql_fetch_field.3), [**mysql\_fetch\_field\_direct(3)**](/man/enterprise-packages/mariadb-13.0/mysql_fetch_field_direct.3), [**mysql\_fetch\_fields(3)**](/man/enterprise-packages/mariadb-13.0/mysql_fetch_fields.3), [**mysql\_field\_count(3)**](/man/enterprise-packages/mariadb-13.0/mysql_field_count.3), [**mysql\_field\_seek(3)**](/man/enterprise-packages/mariadb-13.0/mysql_field_seek.3), [**mysql\_field\_tell(3)**](/man/enterprise-packages/mariadb-13.0/mysql_field_tell.3), [**mysql\_free\_result(3)**](/man/enterprise-packages/mariadb-13.0/mysql_free_result.3)

## [See Also](#See_Also)

•

[**mariadb\_stmt\_fetch\_fields(3)**](/man/enterprise-packages/mariadb-13.0/mariadb_stmt_fetch_fields.3)

•

[**mysql\_free\_result(3)**](/man/enterprise-packages/mariadb-13.0/mysql_free_result.3)

•

[**mysql\_stmt\_prepare(3)**](/man/enterprise-packages/mariadb-13.0/mysql_stmt_prepare.3)

Version 3.4

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Document: mysql_stmt_result_metadata(3) from mariadb-13.0 13.0.2-r3 (Chainguard OS)