Struct mimir::QueryInfo

pub struct QueryInfo { /* fields omitted */ }

This structure is used for passing query metadata from ODPI-C. It is populated by the function Statement::get_query_info(). All values remain valid as long as a reference is held to the statement and the statement is not re-executed or closed.

Methods

impl Info

fn new(inner: ODPIQueryInfo) -> Info

Create a new Info struct.

fn name(&self) -> String

Get the name value.

Specifies the name of the column which is being queried, as a string in the encoding used for CHAR data.

fn type_info(&self) -> TypeInfo

Get the scale value.

Specifies the scale of the column that is being queried. This value is only populated for numeric columns. For all other columns the value is zero.

fn null_ok(&self) -> bool

Get the `null_ok' value.

Specifies if the column that is being queried may return null values or not.