xpath.py: get(): Create attrs: Put keys last so that any lookahead assertion's path will be created last as it would have without the assertion. This ensures that any value argument of an XML function will always go last even if a lookahead assertion would otherwise have caused it to be created with the element's keys, which previously were created before the attributes.

sql.py: put_table(): If is_func, default into table name ends in () instead of '-pkeys'

schemas/vegbien.sql, functions.sql: Made cast functions STRICT to enable the RETURNS NULL ON NULL INPUT optimization

db_xml.py: put_table(): Pass is_func to sql.put_table()

sql.py: put_table(): Added is_func param for whether out_table is the name of a SQL function, not a table

db_xml.py: put_table(): Treat every node name that starts with "_" as a function, not just members of put_table_special_funcs. This ensures that DB function args are always treated as values, not children with fkeys to parent.

bin/map: by_col: Strip only XML functions that are not in the DB

db_xml.py: put_table(): Make special_funcs externally available as module constant put_table_special_funcs

sql.py: tables(): Changed schema param to schema_like and filter the schema using LIKE so that all schemas can be selected

to_do/timeline.doc: Updated to reflect the month we spent on optimization and column-based import