thevar1able/ClickHouse
1
0
Fork 0
mirror of https://github.com/ClickHouse/ClickHouse.git synced 2024-11-21 23:21:59 +00:00
Code Issues Packages Projects Releases Wiki Activity

add tests and fix build

Browse Source
This commit is contained in:
Ruslan 2019-12-29 01:08:18 +03:00
parent bd01bdad97
commit af2b17fbcb
5 changed files with 2008 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
dbms/src/Interpreters/OptimizeIfChains.h
View File

@ -9,16 +9,12 @@ namespace DB
class OptimizeIfChainsVisitor
{
public:
OptimizeIfChainsVisitor(Aliases & aliases_)
: aliases(aliases_)
{}
OptimizeIfChainsVisitor() = default;
void visit(ASTPtr & ast);
ASTs IfChain(ASTPtr & child);
private:
Aliases & aliases;
};
}

2
dbms/src/Interpreters/SyntaxAnalyzer.cpp
View File

@ -915,7 +915,7 @@ SyntaxAnalyzerResultPtr SyntaxAnalyzer::analyze(
/// Optimize if with constant condition after constants was substituted instead of scalar subqueries.
OptimizeIfWithConstantConditionVisitor(result.aliases).visit(query);
OptimizeIfChainsVisitor(result.aliases).visit(query);
OptimizeIfChainsVisitor().visit(query);
if (select_query)
{

2002
dbms/tests/queries/0_stateless/01053_if_chain_check.reference Normal file
View File

File diff suppressed because it is too large Load Diff

3
dbms/tests/queries/0_stateless/01053_if_chain_check.sql Normal file
View File

@ -0,0 +1,3 @@
SELECT x FROM (SELECT number % 16 = 0 ? nan : (number % 24 = 0 ? NULL : (number % 37 = 0 ? nan : (number % 34 = 0 ? nan : (number % 3 = 0 ? NULL : (number % 68 = 0 ? 42 : (number % 28 = 0 ? nan : (number % 46 = 0 ? nan : (number % 13 = 0 ? nan : (number % 27 = 0 ? NULL : (number % 39 = 0 ? NULL : (number % 27 = 0 ? NULL : (number % 30 = 0 ? NULL : (number % 72 = 0 ? NULL : (number % 36 = 0 ? NULL : (number % 51 = 0 ? NULL : (number % 58 = 0 ? nan : (number % 26 = 0 ? 42 : (number % 13 = 0 ? nan : (number % 12 = 0 ? NULL : (number % 22 = 0 ? nan : (number % 36 = 0 ? NULL : (number % 63 = 0 ? NULL : (number % 27 = 0 ? NULL : (number % 18 = 0 ? NULL : (number % 69 = 0 ? NULL : (number % 76 = 0 ? nan : (number % 42 = 0 ? NULL : (number % 9 = 0 ? NULL : (toFloat64(number)))))))))))))))))))))))))))))) AS x FROM system.numbers LIMIT 1001) ORDER BY x ASC NULLS FIRST;
SELECT x FROM (SELECT number % 22 = 0 ? nan : (number % 56 = 0 ? 42 : (number % 45 = 0 ? NULL : (number % 47 = 0 ? 42 : (number % 39 = 0 ? NULL : (number % 1 = 0 ? nan : (number % 43 = 0 ? nan : (number % 40 = 0 ? nan : (number % 42 = 0 ? NULL : (number % 26 = 0 ? 42 : (number % 41 = 0 ? 42 : (number % 6 = 0 ? NULL : (number % 39 = 0 ? NULL : (number % 34 = 0 ? nan : (number % 74 = 0 ? 42 : (number % 40 = 0 ? nan : (number % 37 = 0 ? nan : (number % 51 = 0 ? NULL : (number % 46 = 0 ? nan : (toFloat64(number)))))))))))))))))))) AS x FROM system.numbers LIMIT 1001) ORDER BY x ASC NULLS FIRST;