CANNOT_QUERY_TABLE_DURING_INITIALIZATION error class
SQLSTATE: 55019
Cannot query MV/ST during initialization.
MATERIALIZED_VIEW
The materialized view <name>
cannot be queried during initialization. Wait for the CREATE MATERIALIZED VIEW
command or the relevant DLT update to finish.
STREAMING_TABLE
The streaming table <name>
cannot be queried during initialization. Wait for the CREATE STREAMING TABLE
command or the relevant DLT update to finish.