Shared column schema: espn basketball game broadcasts schema

Columns shared verbatim across: espn_wbb_game_broadcasts, espn_wnba_game_broadcasts.

Details

col_name	types	description
event_id	character	Unique event / game identifier (ESPN).
broadcast_id	character	Unique identifier for broadcast.
type_id	character	Type identifier (numeric).
type_short_name	character	Type short name.
type_long_name	character	Type long name.
market_id	character	Unique identifier for market.
market_type	character	Market type.
names	character	Names.
lang	character	Lang.
region	character	Region label.