EXPLAIN_STREAM
Field	Type	Description
EXPLAIN_REQUESTER	string	Explain Requester
EXPLAIN_TIME	datetime	Explain Time
SOURCE_NAME	string	Source Name
SOURCE_SCHEMA	string	Source Schema
SOURCE_VERSION	string	Source Version
EXPLAIN_LEVEL	string	Explain Level
STMTNO	integer	Stmtno
SECTNO	integer	Sectno
STREAM_ID	integer	Stream Id
SOURCE_TYPE	string	Source Type
SOURCE_ID	integer	Source Id
TARGET_TYPE	string	Target Type
TARGET_ID	integer	Target Id
OBJECT_SCHEMA	string	Object Schema
OBJECT_NAME	string	Object Name
STREAM_COUNT	double	Stream Count
COLUMN_COUNT	integer	Column Count
PREDICATE_ID	integer	Predicate Id
COLUMN_NAMES	text	Column Names
PMID	integer	Pmid
SINGLE_NODE	string	Single Node
PARTITION_COLUMNS	text	Partition Columns
SEQUENCE_SIZES	text	Sequence Sizes
OBJECT_TENANTID	integer	Object Tenantid