Struct deltalake::datafusion::logical_expr::logical_plan::CreateExternalTable
source · pub struct CreateExternalTable {Show 15 fields
pub schema: Arc<DFSchema>,
pub name: TableReference<'static>,
pub location: String,
pub file_type: String,
pub has_header: bool,
pub delimiter: char,
pub table_partition_cols: Vec<String>,
pub if_not_exists: bool,
pub definition: Option<String>,
pub order_exprs: Vec<Vec<Expr>>,
pub file_compression_type: CompressionTypeVariant,
pub unbounded: bool,
pub options: HashMap<String, String>,
pub constraints: Constraints,
pub column_defaults: HashMap<String, Expr>,
}
Expand description
Creates an external table.
Fields§
§schema: Arc<DFSchema>
The table schema
name: TableReference<'static>
The table name
location: String
The physical location
file_type: String
The file type of physical file
has_header: bool
Whether the CSV file contains a header
delimiter: char
Delimiter for CSV
table_partition_cols: Vec<String>
Partition Columns
if_not_exists: bool
Option to not error if table already exists
definition: Option<String>
SQL used to create the table, if available
order_exprs: Vec<Vec<Expr>>
Order expressions supplied by user
file_compression_type: CompressionTypeVariant
File compression type (GZIP, BZIP2, XZ, ZSTD)
unbounded: bool
Whether the table is an infinite streams
options: HashMap<String, String>
Table(provider) specific options
constraints: Constraints
The list of constraints in the schema, such as primary key, unique, etc.
column_defaults: HashMap<String, Expr>
Default values for columns
Trait Implementations§
source§impl Clone for CreateExternalTable
impl Clone for CreateExternalTable
source§fn clone(&self) -> CreateExternalTable
fn clone(&self) -> CreateExternalTable
Returns a copy of the value. Read more
1.0.0 · source§fn clone_from(&mut self, source: &Self)
fn clone_from(&mut self, source: &Self)
Performs copy-assignment from
source
. Read moresource§impl Hash for CreateExternalTable
impl Hash for CreateExternalTable
source§impl PartialEq for CreateExternalTable
impl PartialEq for CreateExternalTable
source§fn eq(&self, other: &CreateExternalTable) -> bool
fn eq(&self, other: &CreateExternalTable) -> bool
This method tests for
self
and other
values to be equal, and is used
by ==
.impl Eq for CreateExternalTable
impl StructuralPartialEq for CreateExternalTable
Auto Trait Implementations§
impl Freeze for CreateExternalTable
impl !RefUnwindSafe for CreateExternalTable
impl Send for CreateExternalTable
impl Sync for CreateExternalTable
impl Unpin for CreateExternalTable
impl !UnwindSafe for CreateExternalTable
Blanket Implementations§
source§impl<T> BorrowMut<T> for Twhere
T: ?Sized,
impl<T> BorrowMut<T> for Twhere
T: ?Sized,
source§fn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more
source§impl<Q, K> Equivalent<K> for Q
impl<Q, K> Equivalent<K> for Q
source§impl<Q, K> Equivalent<K> for Q
impl<Q, K> Equivalent<K> for Q
source§fn equivalent(&self, key: &K) -> bool
fn equivalent(&self, key: &K) -> bool
Compare self to
key
and return true
if they are equal.source§impl<T> Instrument for T
impl<T> Instrument for T
source§fn instrument(self, span: Span) -> Instrumented<Self>
fn instrument(self, span: Span) -> Instrumented<Self>
source§fn in_current_span(self) -> Instrumented<Self>
fn in_current_span(self) -> Instrumented<Self>
source§impl<T> IntoEither for T
impl<T> IntoEither for T
source§fn into_either(self, into_left: bool) -> Either<Self, Self>
fn into_either(self, into_left: bool) -> Either<Self, Self>
Converts
self
into a Left
variant of Either<Self, Self>
if into_left
is true
.
Converts self
into a Right
variant of Either<Self, Self>
otherwise. Read moresource§fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
Converts
self
into a Left
variant of Either<Self, Self>
if into_left(&self)
returns true
.
Converts self
into a Right
variant of Either<Self, Self>
otherwise. Read moreCreates a shared type from an unshared type.