better comment

This commit is contained in:
chertus 2019-12-05 15:01:34 +03:00
parent 26e415736a
commit 852e891499

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@ -30,13 +30,13 @@ template <> struct MapGetter<ASTTableJoin::Kind::Inner, ASTTableJoin::Strictness
template <> struct MapGetter<ASTTableJoin::Kind::Right, ASTTableJoin::Strictness::All> { using Map = Join::MapsAllFlagged; };
template <> struct MapGetter<ASTTableJoin::Kind::Full, ASTTableJoin::Strictness::All> { using Map = Join::MapsAllFlagged; };
/// Only SEMI LEFT and SEMI RIGHT are valid
/// Only SEMI LEFT and SEMI RIGHT are valid. INNER and FULL are here for templates instantiation.
template <> struct MapGetter<ASTTableJoin::Kind::Left, ASTTableJoin::Strictness::Semi> { using Map = Join::MapsOne; };
template <> struct MapGetter<ASTTableJoin::Kind::Inner, ASTTableJoin::Strictness::Semi> { using Map = Join::MapsOne; };
template <> struct MapGetter<ASTTableJoin::Kind::Right, ASTTableJoin::Strictness::Semi> { using Map = Join::MapsAllFlagged; };
template <> struct MapGetter<ASTTableJoin::Kind::Full, ASTTableJoin::Strictness::Semi> { using Map = Join::MapsOne; };
/// Only ANTI LEFT and ANTI RIGHT are valid
/// Only SEMI LEFT and SEMI RIGHT are valid. INNER and FULL are here for templates instantiation.
template <> struct MapGetter<ASTTableJoin::Kind::Left, ASTTableJoin::Strictness::Anti> { using Map = Join::MapsOne; };
template <> struct MapGetter<ASTTableJoin::Kind::Inner, ASTTableJoin::Strictness::Anti> { using Map = Join::MapsOne; };
template <> struct MapGetter<ASTTableJoin::Kind::Right, ASTTableJoin::Strictness::Anti> { using Map = Join::MapsAllFlagged; };