db:create_function
db:create_aggregate
db:prepare
all say to "(see Methods for callback contexts)" But there's no Methods topic.
Also, create function's sample includes "util.printf('%2i+%2i+%2i=%2i\n',col1,col2,col3,sum)"
instead of print(string.format(...
db:create_aggregate
db:prepare
all say to "(see Methods for callback contexts)" But there's no Methods topic.
Also, create function's sample includes "util.printf('%2i+%2i+%2i=%2i\n',col1,col2,col3,sum)"
instead of print(string.format(...