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EpsilonPrime committed Jul 11, 2024
1 parent a98bc5c commit 9c58a6e
Showing 1 changed file with 2 additions and 2 deletions.
4 changes: 2 additions & 2 deletions proto/substrait/algebra.proto
Original file line number Diff line number Diff line change
Expand Up @@ -168,8 +168,8 @@ message JoinRel {
JOIN_TYPE_OUTER = 2;
JOIN_TYPE_LEFT = 3;
JOIN_TYPE_RIGHT = 4;
JOIN_TYPE_SEMI = 5; // This is the left semi join.
JOIN_TYPE_ANTI = 6; // This is the left anti join.
JOIN_TYPE_SEMI = 5; // This is the left semi join.
JOIN_TYPE_ANTI = 6; // This is the left anti join.
// This join is useful for nested sub-queries where we need exactly one record in output (or throw exception)
// See Section 3.2 of https://15721.courses.cs.cmu.edu/spring2018/papers/16-optimizer2/hyperjoins-btw2017.pdf
JOIN_TYPE_SINGLE = 7;
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