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Version: 1.4.0 (latest)

destinations.impl.lancedb.utils

fill_empty_source_column_values_with_placeholder​

def fill_empty_source_column_values_with_placeholder(
        table: pa.Table, source_columns: List[str],
        placeholder: str) -> pa.Table

[view_source]

Replaces empty strings and null values in the specified source columns of an Arrow table with a placeholder string.

Arguments:

  • table pa.Table - The input Arrow table.
  • source_columns List[str] - A list of column names to replace empty strings and null values in.
  • placeholder str - The placeholder string to use for replacement.

Returns:

  • pa.Table - The modified Arrow table with empty strings and null values replaced in the specified columns.

This demo works on codespaces. Codespaces is a development environment available for free to anyone with a Github account. You'll be asked to fork the demo repository and from there the README guides you with further steps.
The demo uses the Continue VSCode extension.

Off to codespaces!

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