Input/output

ClickHouse

dataframe.readClickHouse(table_name)

Read data from a ClickHouse table into a DataFrame.

Spark

dataframe.readSparkDf(dataframe[, olap])	Read data from a Spark DataFrame into a DataFrame.
dataframe.DataFrame.toSparkDf()	ClickHouse table >> spark dataframe.

Csv

dataframe.readCsv(csv_file_abs_path[, olap])	Read data from a CSV file into a DataFrame.
dataframe.DataFrame.toCsv(csv_file_abs_path)	Convert the data from ClickHouse table to a CSV file.

StarRocks

dataframe.readStarRocks(table_name)

Read data from a StarRocks table into a DataFrame.