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Key Default Type Description
orc.column.encoding.direct
(none) Integer Comma-separated list of fields for which dictionary encoding is to be skipped in orc.
orc.dictionary.key.threshold
0.8 Double If the number of distinct keys in a dictionary is greater than this fraction of the total number of non-null rows, turn off dictionary encoding in orc. Use 0 to always disable dictionary encoding. Use 1 to always use dictionary encoding.
orc.timestamp-ltz.legacy.type
true Boolean This option is used to be compatible with the paimon-orc‘s old behavior for the `timestamp_ltz` data type.