mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-10-09 18:10:48 +00:00
75 lines
1.7 KiB
C++
75 lines
1.7 KiB
C++
#include <Parsers/ParserOptimizeQuery.h>
|
|
#include <Parsers/ParserPartition.h>
|
|
#include <Parsers/CommonParsers.h>
|
|
|
|
#include <Parsers/ASTOptimizeQuery.h>
|
|
#include <Parsers/ASTIdentifier.h>
|
|
#include <Parsers/ASTLiteral.h>
|
|
|
|
#include <Common/typeid_cast.h>
|
|
|
|
|
|
namespace DB
|
|
{
|
|
|
|
|
|
bool ParserOptimizeQuery::parseImpl(Pos & pos, ASTPtr & node, Expected & expected)
|
|
{
|
|
Pos begin = pos;
|
|
|
|
ParserKeyword s_optimize_table("OPTIMIZE TABLE");
|
|
ParserKeyword s_partition("PARTITION");
|
|
ParserKeyword s_final("FINAL");
|
|
ParserKeyword s_deduplicate("DEDUPLICATE");
|
|
ParserToken s_dot(TokenType::Dot);
|
|
ParserIdentifier name_p;
|
|
ParserPartition partition_p;
|
|
|
|
ASTPtr database;
|
|
ASTPtr table;
|
|
ASTPtr partition;
|
|
bool final = false;
|
|
bool deduplicate = false;
|
|
|
|
if (!s_optimize_table.ignore(pos, expected))
|
|
return false;
|
|
|
|
if (!name_p.parse(pos, table, expected))
|
|
return false;
|
|
|
|
if (s_dot.ignore(pos, expected))
|
|
{
|
|
database = table;
|
|
if (!name_p.parse(pos, table, expected))
|
|
return false;
|
|
}
|
|
|
|
if (s_partition.ignore(pos, expected))
|
|
{
|
|
if (!partition_p.parse(pos, partition, expected))
|
|
return false;
|
|
}
|
|
|
|
if (s_final.ignore(pos, expected))
|
|
final = true;
|
|
|
|
if (s_deduplicate.ignore(pos, expected))
|
|
deduplicate = true;
|
|
|
|
auto query = std::make_shared<ASTOptimizeQuery>(StringRange(begin, pos));
|
|
node = query;
|
|
|
|
if (database)
|
|
query->database = typeid_cast<const ASTIdentifier &>(*database).name;
|
|
if (table)
|
|
query->table = typeid_cast<const ASTIdentifier &>(*table).name;
|
|
query->partition = partition;
|
|
query->final = final;
|
|
query->deduplicate = deduplicate;
|
|
|
|
return true;
|
|
}
|
|
|
|
|
|
}
|