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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
71 lines
2.7 KiB
C++
71 lines
2.7 KiB
C++
#include "config.h"
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#include <Interpreters/InterpreterExternalDDLQuery.h>
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#include <Interpreters/Context.h>
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#include <Parsers/IAST.h>
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#include <Parsers/ASTDropQuery.h>
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#include <Parsers/ASTRenameQuery.h>
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#include <Parsers/ASTIdentifier.h>
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#include <Parsers/ASTExternalDDLQuery.h>
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#if USE_MYSQL
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# include <Interpreters/MySQL/InterpretersMySQLDDLQuery.h>
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# include <Parsers/MySQL/ASTAlterQuery.h>
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# include <Parsers/MySQL/ASTCreateQuery.h>
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# include <Parsers/MySQL/ASTDropQuery.h>
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#endif
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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 SYNTAX_ERROR;
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extern const int BAD_ARGUMENTS;
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}
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InterpreterExternalDDLQuery::InterpreterExternalDDLQuery(const ASTPtr & query_, ContextMutablePtr context_)
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: WithMutableContext(context_), query(query_)
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{
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}
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BlockIO InterpreterExternalDDLQuery::execute()
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{
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const ASTExternalDDLQuery & external_ddl_query = query->as<ASTExternalDDLQuery &>();
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if (getContext()->getClientInfo().query_kind != ClientInfo::QueryKind::SECONDARY_QUERY)
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throw Exception(ErrorCodes::SYNTAX_ERROR, "Cannot parse and execute EXTERNAL DDL FROM.");
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if (external_ddl_query.from->name == "MySQL")
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{
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#if USE_MYSQL
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const ASTs & arguments = external_ddl_query.from->arguments->children;
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if (arguments.size() != 2 || !arguments[0]->as<ASTIdentifier>() || !arguments[1]->as<ASTIdentifier>())
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throw Exception(ErrorCodes::BAD_ARGUMENTS, "MySQL External require two identifier arguments.");
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if (external_ddl_query.external_ddl->as<MySQLParser::ASTDropQuery>())
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return MySQLInterpreter::InterpreterMySQLDropQuery(
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external_ddl_query.external_ddl, getContext(), getIdentifierName(arguments[0]),
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getIdentifierName(arguments[1])).execute();
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else if (external_ddl_query.external_ddl->as<ASTRenameQuery>())
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return MySQLInterpreter::InterpreterMySQLRenameQuery(
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external_ddl_query.external_ddl, getContext(), getIdentifierName(arguments[0]),
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getIdentifierName(arguments[1])).execute();
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else if (external_ddl_query.external_ddl->as<MySQLParser::ASTAlterQuery>())
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return MySQLInterpreter::InterpreterMySQLAlterQuery(
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external_ddl_query.external_ddl, getContext(), getIdentifierName(arguments[0]),
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getIdentifierName(arguments[1])).execute();
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else if (external_ddl_query.external_ddl->as<MySQLParser::ASTCreateQuery>())
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return MySQLInterpreter::InterpreterMySQLCreateQuery(
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external_ddl_query.external_ddl, getContext(), getIdentifierName(arguments[0]),
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getIdentifierName(arguments[1])).execute();
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#endif
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}
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return BlockIO();
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}
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}
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