Sum of `core_count` across every running node in the cluster except the current one.

The maximum capacity in bytes of the disk.

Calculate total number of entries across all databases

Object store path holding the cluster's trial or home license file, derived from the catalog id.

Trigger application shutdown due to some unrecoverable state

Returns a new instance truncated to the most recently passed hour. # Example ``` let time = iox_time::Time::from_timestamp_nanos(1723129005000000000

Valid combinations for AND

try to decode a ReadInfo structure from a Token

Encode the command as a flightsql message (bytes)

attempt to convert the encoded duration back to a WindowDuration

An existing namepsace pulled from the catalog may contain a valid, but since disallowed partition template that would fail the validation checks perfo

tries to create a new ValueExpr. If `expr` follows the expected pattrn, returns Ok(Self). If not, returns Err(expr)

Try to extract type from argument types that where passed into the aggregator UDF. The `name` is used to generated better error messages.

Create a new Schema wrapper over the schema All metadata validation is done on creation (todo maybe offer a fallible version where the checks are don

An existing table pulled from the catalog may contain a valid, but since disallowed partition template that would fail the validation checks performed

Try to exract types from [`return_type`](Self::return_type).

Try to return the equivalent [`WindowFunction`] for `fun`.

Converts this column to an arrow [`ArrayRef`]

Returns merge key of the 2 given keys if one covers the other. Returns None otherwise. Key1 is said to cover key2 if key2 is a subset and in the same

create a new `TrackedMemoryArrowWriter<`

create a new `TrackedMemoryArrowWriter<`

Attempt to create a new [`NonOverlappingOrderedLexicalRanges`] given the specified [`SortOptions`]. See struct documentation for more details Return

Create a new SeriesLimitExec.

Creates a new GapFillStream.

Create a new gap-filling operator.

Create a new [GapFillParams] by figuring out the actual values (as native i64) for the stride, first and last timestamp for gap filling.

Try to create a new adapter stream that produces batches with the specified output schema. Virtual columns that contain constant values may be added

Create a new allocation monitor that will return an error if the amount of memory allocated exceeds `max`.

When a new namespace is created, the request to do so may include a custom partition template. This must be validated before use, with additional cons