pub enum TypeCategory {
Show 16 variants
Array,
BitString,
Boolean,
Composite,
DateTime,
Enum,
Geometric,
List,
NetworkAddress,
Numeric,
Pseudo,
Range,
String,
Timespan,
UserDefined,
Unknown,
}
Expand description
Mirrored from PostgreSQL’s typcategory
.
Note that Materialize also uses a number of pseudotypes when planning, but
we have yet to need to integrate them with TypeCategory
.
Variants§
Array
Array type.
BitString
Bit string type.
Boolean
Boolean type.
Composite
Composite type.
DateTime
Date/time type.
Enum
Enum type.
Geometric
Geometric type.
List
List type. Materialize specific.
NetworkAddress
Network address type.
Numeric
Numeric type.
Pseudo
Pseudo type.
Range
Range type.
String
String type.
Timespan
Timestamp type.
UserDefined
User-defined type.
Unknown
Unknown type.
Implementations§
Source§impl TypeCategory
impl TypeCategory
Sourcepub fn from_type(typ: &ScalarType) -> Self
pub fn from_type(typ: &ScalarType) -> Self
Extracted from PostgreSQL 9.6.
SELECT array_agg(typname), typcategory
FROM pg_catalog.pg_type
WHERE typname IN (
'bool', 'bytea', 'date', 'float4', 'float8', 'int4', 'int8', 'interval', 'jsonb',
'numeric', 'text', 'time', 'timestamp', 'timestamptz'
)
GROUP BY typcategory
ORDER BY typcategory;
pub fn from_param(param: &ParamType) -> Self
Sourcepub fn from_catalog_type<T>(catalog_type: &CatalogType<T>) -> Selfwhere
T: TypeReference,
pub fn from_catalog_type<T>(catalog_type: &CatalogType<T>) -> Selfwhere
T: TypeReference,
Like TypeCategory::from_type
, but for catalog types.
Sourcepub fn preferred_type(&self) -> Option<ScalarType>
pub fn preferred_type(&self) -> Option<ScalarType>
Extracted from PostgreSQL 9.6.
ⓘ
SELECT typcategory, typname, typispreferred
FROM pg_catalog.pg_type
WHERE typispreferred = true
ORDER BY typcategory;
Trait Implementations§
Source§impl Clone for TypeCategory
impl Clone for TypeCategory
Source§fn clone(&self) -> TypeCategory
fn clone(&self) -> TypeCategory
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 Debug for TypeCategory
impl Debug for TypeCategory
Source§impl Display for TypeCategory
impl Display for TypeCategory
Source§impl PartialEq for TypeCategory
impl PartialEq for TypeCategory
impl Eq for TypeCategory
impl StructuralPartialEq for TypeCategory
Auto Trait Implementations§
impl Freeze for TypeCategory
impl RefUnwindSafe for TypeCategory
impl Send for TypeCategory
impl Sync for TypeCategory
impl Unpin for TypeCategory
impl UnwindSafe for TypeCategory
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