Component	Data Type	Example Value	Description & Possible Values
namespace	string	otter_db	Groups streams that belong to a specific database or logical category
stream_name	string	"stream_0", "stream_8"	The identifier for the stream. Should match the stream name defined in the stream configurations.
partition_regex	string	"{now(),2025,YYYY}-{now(),06,MM}-{now(),13,DD}/{string_change_language,,}" or "{,1999,YYYY}-{,09,MM}-{,31,DD}/{latest_revision,,}"	A pattern defining how to partition the data. Includes date tokens (e.g., year, month, day) or other markers like language or revision indicators.
normalization	boolean	false	Determines whether OLake applies level-1 JSON flattening to nested objects. Set to true if you require normalized output; otherwise, use false.
append_only	boolean	false	The append_only flag determines whether records can be written to the iceberg delete file. If set to true, no records will be written to the delete file. Know more about delete file: Iceberg MOR and COW
chunk_column	string	""	Column name to be specified, used to divide data into chunks for efficient parallel querying and extraction from the database.