(cols-eq-pred col-idxs)
Takes a collection of column indices and returns a predicate for fast equality check of rows on this columns.
Takes a collection of column indices and returns a predicate for fast equality check of rows on this columns.
(cols-hash col-idxs)
Takes a collection of column indices and returns a predicate for fast equality check of rows on this columns.
Takes a collection of column indices and returns a predicate for fast equality check of rows on this columns.
(cols-runs col-idxs)
(empty-key? k)
(field row i charset)
(key-hash bb os runs)
(named-cols-runs s col-names)
(read-headers scanner)
(scan-key s cols)
(scanner in)
(select-column scanner col-name)
(single-col-key-str k)
Returns the String value of a single-column key.
Returns the String value of a single-column key.
(string-key charset text)
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