ClickHouse/dbms/src/Interpreters/InterpreterOptimizeQuery.cpp
2017-05-23 21:24:43 +03:00

30 lines
765 B
C++

#include <Storages/IStorage.h>
#include <Parsers/ASTOptimizeQuery.h>
#include <Interpreters/Context.h>
#include <Interpreters/InterpreterOptimizeQuery.h>
namespace DB
{
namespace ErrorCodes
{
extern const int BAD_ARGUMENTS;
}
BlockIO InterpreterOptimizeQuery::execute()
{
const ASTOptimizeQuery & ast = typeid_cast<const ASTOptimizeQuery &>(*query_ptr);
if (ast.final && ast.partition.empty())
throw Exception("FINAL flag for OPTIMIZE query is meaningful only with specified PARTITION", ErrorCodes::BAD_ARGUMENTS);
StoragePtr table = context.getTable(ast.database, ast.table);
auto table_lock = table->lockStructure(true);
table->optimize(ast.partition, ast.final, ast.deduplicate, context.getSettings());
return {};
}
}