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70d1adfe4b
* save format string for NetException * format exceptions * format exceptions 2 * format exceptions 3 * format exceptions 4 * format exceptions 5 * format exceptions 6 * fix * format exceptions 7 * format exceptions 8 * Update MergeTreeIndexGin.cpp * Update AggregateFunctionMap.cpp * Update AggregateFunctionMap.cpp * fix
111 lines
3.2 KiB
C++
111 lines
3.2 KiB
C++
#include <Interpreters/StorageID.h>
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#include <Parsers/ASTQueryWithTableAndOutput.h>
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#include <Parsers/ASTIdentifier.h>
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#include <Common/quoteString.h>
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#include <IO/WriteHelpers.h>
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#include <IO/ReadHelpers.h>
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#include <Interpreters/DatabaseAndTableWithAlias.h>
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#include <Poco/Util/AbstractConfiguration.h>
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namespace DB
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{
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namespace ErrorCodes
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{
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extern const int LOGICAL_ERROR;
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extern const int UNKNOWN_DATABASE;
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}
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StorageID::StorageID(const ASTQueryWithTableAndOutput & query)
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{
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database_name = query.getDatabase();
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table_name = query.getTable();
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uuid = query.uuid;
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assertNotEmpty();
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}
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StorageID::StorageID(const ASTTableIdentifier & table_identifier_node)
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{
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DatabaseAndTableWithAlias database_table(table_identifier_node);
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database_name = database_table.database;
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table_name = database_table.table;
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uuid = database_table.uuid;
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assertNotEmpty();
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}
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StorageID::StorageID(const ASTPtr & node)
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{
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if (const auto * identifier = node->as<ASTTableIdentifier>())
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*this = StorageID(*identifier);
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else if (const auto * simple_query = dynamic_cast<const ASTQueryWithTableAndOutput *>(node.get()))
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*this = StorageID(*simple_query);
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else
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throw Exception(ErrorCodes::LOGICAL_ERROR, "Unexpected AST");
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}
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String StorageID::getTableName() const
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{
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assertNotEmpty();
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return table_name;
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}
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String StorageID::getDatabaseName() const
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{
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assertNotEmpty();
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if (database_name.empty())
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throw Exception(ErrorCodes::UNKNOWN_DATABASE, "Database name is empty");
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return database_name;
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}
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String StorageID::getNameForLogs() const
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{
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assertNotEmpty();
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return (database_name.empty() ? "" : backQuoteIfNeed(database_name) + ".") + backQuoteIfNeed(table_name)
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+ (hasUUID() ? " (" + toString(uuid) + ")" : "");
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}
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/// NOTE: This implementation doesn't allow to implement a good "operator <".
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/// Because "a != b" must be equivalent to "(a < b) || (b < a)", and we can't make "operator <" to meet that.
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bool StorageID::operator==(const StorageID & rhs) const
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{
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assertNotEmpty();
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if (hasUUID() && rhs.hasUUID())
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return uuid == rhs.uuid;
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else
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return std::tie(database_name, table_name) == std::tie(rhs.database_name, rhs.table_name);
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}
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String StorageID::getFullTableName() const
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{
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return backQuoteIfNeed(getDatabaseName()) + "." + backQuoteIfNeed(table_name);
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}
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String StorageID::getFullNameNotQuoted() const
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{
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return getDatabaseName() + "." + table_name;
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}
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StorageID StorageID::fromDictionaryConfig(const Poco::Util::AbstractConfiguration & config,
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const String & config_prefix)
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{
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StorageID res = StorageID::createEmpty();
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res.database_name = config.getString(config_prefix + ".database", "");
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res.table_name = config.getString(config_prefix + ".name");
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const String uuid_str = config.getString(config_prefix + ".uuid", "");
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if (!uuid_str.empty())
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res.uuid = parseFromString<UUID>(uuid_str);
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return res;
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}
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String StorageID::getShortName() const
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{
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assertNotEmpty();
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if (hasUUID())
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return toString(uuid);
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if (database_name.empty())
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return table_name;
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return database_name + "." + table_name;
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}
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}
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