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Normalize constant expression

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Amos Bird 2021-02-17 23:36:37 +08:00
parent cac9c7fc07
commit f402aa4057
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1 changed files with 2 additions and 0 deletions
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src/Interpreters/evaluateConstantExpression.cpp
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@ -15,6 +15,7 @@
#include <Parsers/ExpressionElementParsers.h>
#include <TableFunctions/TableFunctionFactory.h>
#include <Common/typeid_cast.h>
#include <Interpreters/FunctionNameNormalizer.h>
#include <Interpreters/ReplaceQueryParameterVisitor.h>
#include <Poco/Util/AbstractConfiguration.h>
@ -35,6 +36,7 @@ std::pair<Field, std::shared_ptr<const IDataType>> evaluateConstantExpression(co
auto ast = node->clone();
ReplaceQueryParameterVisitor param_visitor(context.getQueryParameters());
param_visitor.visit(ast);
FunctionNameNormalizer().visit(ast.get());
String name = ast->getColumnName();
auto syntax_result = TreeRewriter(context).analyze(ast, source_columns);
ExpressionActionsPtr expr_for_constant_folding = ExpressionAnalyzer(ast, syntax_result, context).getConstActions();