پرش به مطلب اصلی

db_get_result_mem_handle

هشدار

This function starts with a lowercase letter.

هشدار

This function was added in SA-MP 0.3.7 R1 and will not work in earlier versions!

Description​

The function gets the memory handle for a SQLite database result set that was allocated with db_query.

NameDescription
DB:dbThe index of the query (returned by db_query).

Returns​

Returns the memory handle of the database result set handle.

Examples​

static DB:gDBConnectionHandle;

// ...

public OnGameModeInit()
{
    // ...

    // Create a connection to a database
    gDBConnectionHandle = db_open("example.db");

    // If connection to the database exists
    if (gDBConnectionHandle)
    {
        // Successfully created a connection to the database
        new DBResult:result_set = db_query("SELECT * FROM `examples`");
        print("Successfully created a connection to database \"example.db\".");
        if (result_set)
        {
            printf("Database connection memory handle: 0x%x", db_get_result_mem_handle(result_set));
            db_free_result(result_set);
        }
    }
    else
    {
        // Failed to create a connection to the database
        print("Failed to open a connection to database \"example.db\".");
    }

    // ...

    return 1;
}

public OnGameModeExit()
{
    // Close the connection to the database if connection is open
    if (db_close(gDBConnectionHandle))
    {
        // Extra cleanup
        gDBConnectionHandle = DB:0;
    }

    // ...

    return 1;
}

Notes​

هشدار

Using an invalid handle other than zero will crash your server! Get a valid database connection handle by using db_query.