Possible errors to return in xBestIndex.

A columns "affinity". <https://www.sqlite.org/datatype3.html#type_affinity> TODO maybe include extra affinities? - JSON - parse as text, see if it's J

A columns "extended affinity". The traditional affinity does not include supplementary "types" that SQLite doesn't support out of the box, like JSON,

SeriesModule implements a virtual table module that provides gen_series tables-valued function The source of this file is adapted from the c implement

Represents all the arguments given to the virtual table implementation during [xCreate](https://www.sqlite.org/vtab.html#xcreate), from the underlying

Ergonomic wrapper around a raw sqlite3_value. It is the caller's reponsibility to ensure that a given pointer points to a valid sqlite3_value object.

** The following structure holds pointers to all of the SQLite API ** routines. ** ** WARNING: In order to maintain backwards compatibility, add new