Rules and guidelines for data types

• •Parquet data types support:
• - The following table shows the parquet version and the supported data types:

Parquet Version	Supported Data Types	Supported Distributions
2.1.0	Decimal	CDH 5.15
2.3.0	Date, Time_Millis, Timestamp_Millis	HDP 2.6, HDI 3.6
2.3.1	Date, Time_Millis, Time_Micros, Timestamp_Millis, Timestamp_Micros	CDH 6.1
2.4.0	Date, Time_Millis, Time_Micros, Timestamp_Millis, Timestamp_Micros	HDP 3.1, HDI 4.0

• - You can use the Decimal data types when you run a mapping in CDH 5.15, CDH 6.1, HDP 2.6, HDP 3.1, and HDI 4.0 distributions.