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Version: Python

empty_table

The empty_table method creates an empty in-memory table with a specified number of rows.

Syntax

empty_table(numberOfRows)

Parameters

ParameterTypeDescription
numberOfRowslong

The number of empty rows allocated.

Returns

An empty in-memory table.

Example

The following example creates an empty in-memory table with five rows.

from deephaven import empty_table

result = empty_table(5)

The following example creates an empty in-memory table with five rows and then updates it to contain data.

from deephaven import empty_table

result = empty_table(5).update(formulas=["X = 5"])