| customSignature() |   | 68% | | 75% | 10 | 21 | 11 | 47 | 0 | 1 |
| nextBucketBoundary(Literal) | | 48% | | 38% | 8 | 11 | 8 | 15 | 0 | 1 |
| isRoundingRelationGuaranteed() | | 96% | | 66% | 2 | 4 | 0 | 4 | 0 | 1 |
| withChildren(List) | | 93% | | 50% | 1 | 2 | 0 | 2 | 0 | 1 |
| checkLegalityBeforeTypeCoercion() | | 100% | | 93% | 2 | 17 | 0 | 22 | 0 | 1 |
| withConstantArgs(Expression) | | 100% | | 100% | 0 | 2 | 0 | 2 | 0 | 1 |
| needFoldToLiteral(int) | | 100% | | 100% | 0 | 3 | 0 | 1 | 0 | 1 |
| acceptFoldedLiteral(int, Literal) | | 100% | | 75% | 1 | 3 | 0 | 1 | 0 | 1 |
| DateTrunc(Expression, Expression) | | 100% | | n/a | 0 | 1 | 0 | 2 | 0 | 1 |
| isTimeUnit(Expression) | | 100% | | 100% | 0 | 3 | 0 | 2 | 0 | 1 |
| isConstantString(Expression) | | 100% | | 75% | 1 | 3 | 0 | 1 | 0 | 1 |
| static {...} | | 100% | | n/a | 0 | 1 | 0 | 2 | 0 | 1 |
| getMonotonicFunctionChildIndex() | | 100% | | 100% | 0 | 2 | 0 | 1 | 0 | 1 |
| accept(ExpressionVisitor, Object) | | 100% | | n/a | 0 | 1 | 0 | 1 | 0 | 1 |
| DateTrunc(ScalarFunctionParams) | | 100% | | n/a | 0 | 1 | 0 | 2 | 0 | 1 |
| isPositive() | | 100% | | n/a | 0 | 1 | 0 | 1 | 0 | 1 |
| getRoundingType() | | 100% | | n/a | 0 | 1 | 0 | 1 | 0 | 1 |