Cols wraps given identifiers like column, and table with backquote as possible.

New returns Query based on given query and arguments.

Placeholders makes n-th repeats of Go's SQL placeholder(?), joining them by comma(,).

Q is a short-hand version of New.

QuoteColumn surrounds SQL identifiers with backquote, keeping some meta-characters "*", ".", "`" intact.

QuoteColumns quotes each string and joins them by comma(,).

Set transforms map into "key = value" assignment expression in SQL.

V wraps one or more values for the prepared statement.

Vals is another form of V that accepts a slice in generic type.

Builder is a dynamic SQL query builder.