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fixed setting comparison

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This commit is contained in:
Nikolai Kochetov 2017-07-10 19:59:08 +03:00 committed by alexey-milovidov
parent 7364467d5c
commit 524507b9b8
1 changed files with 2 additions and 3 deletions
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5
dbms/src/Interpreters/InterpreterSetQuery.cpp
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@ -1,7 +1,7 @@
#include <Parsers/ASTSetQuery.h> #include <Parsers/ASTSetQuery.h>
#include <Interpreters/Context.h> #include <Interpreters/Context.h>
#include <Interpreters/InterpreterSetQuery.h> #include <Interpreters/InterpreterSetQuery.h>
#include <Core/FieldVisitors.h>
namespace DB namespace DB
{ {
@ -25,7 +25,6 @@ BlockIO InterpreterSetQuery::execute()
return {}; return {};
} }
void InterpreterSetQuery::checkAccess(const ASTSetQuery & ast) void InterpreterSetQuery::checkAccess(const ASTSetQuery & ast)
{ {
/** The `readonly` value is understood as follows: /** The `readonly` value is understood as follows:
@ -41,7 +40,7 @@ void InterpreterSetQuery::checkAccess(const ASTSetQuery & ast)
{ {
String value; String value;
/// Setting isn't checked if value wasn't changed. /// Setting isn't checked if value wasn't changed.
if (!settings.tryGet(change.name, value) || change.value != value) if (!settings.tryGet(change.name, value) || applyVisitor(FieldVisitorToString(), change.value) != value)
{ {
if (readonly == 1) if (readonly == 1)
throw Exception("Cannot execute SET query in readonly mode", ErrorCodes::READONLY); throw Exception("Cannot execute SET query in readonly mode", ErrorCodes::READONLY);