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https://github.com/ClickHouse/ClickHouse.git
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add ALTER COLUMN MODIFY/RESET SETTING
Signed-off-by: Duc Canh Le <duccanh.le@ahrefs.com>
This commit is contained in:
Duc Canh Le
parent
f755e77534
commit
22afcd46f4
@ -467,10 +467,10 @@ ASTPtr InterpreterCreateQuery::formatColumns(const ColumnsDescription & columns)
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if (!column.settings.empty())
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{
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auto per_column_settings = std::make_shared<ASTSetQuery>();
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per_column_settings->is_standalone = false;
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per_column_settings->changes = column.settings;
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column_declaration->per_column_settings = std::move(per_column_settings);
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auto settings = std::make_shared<ASTSetQuery>();
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settings->is_standalone = false;
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settings->changes = column.settings;
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column_declaration->settings = std::move(settings);
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}
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columns_list->children.push_back(column_declaration_ptr);
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@ -680,9 +680,9 @@ ColumnsDescription InterpreterCreateQuery::getColumnsDescription(
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if (col_decl.ttl)
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column.ttl = col_decl.ttl;
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if (col_decl.per_column_settings)
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if (col_decl.settings)
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{
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column.settings = col_decl.per_column_settings->as<ASTSetQuery &>().changes;
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column.settings = col_decl.settings->as<ASTSetQuery &>().changes;
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MergeTreeColumnSettings::validate(column.settings);
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}
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@ -890,33 +890,22 @@ void InterpreterCreateQuery::validateTableStructure(const ASTCreateQuery & creat
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throw Exception(ErrorCodes::DUPLICATE_COLUMN, "Column {} already exists", backQuoteIfNeed(column.name));
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}
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if (create.storage && create.storage->engine)
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/// Check if _row_exists for lightweight delete column in column_lists for merge tree family.
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if (create.storage && create.storage->engine && endsWith(create.storage->engine->name, "MergeTree"))
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{
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/// Check if _row_exists for lightweight delete column in column_lists for merge tree family.
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if (endsWith(create.storage->engine->name, "MergeTree"))
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{
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auto search = all_columns.find(LightweightDeleteDescription::FILTER_COLUMN.name);
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if (search != all_columns.end())
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throw Exception(ErrorCodes::ILLEGAL_COLUMN,
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"Cannot create table with column '{}' for *MergeTree engines because it "
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"is reserved for lightweight delete feature",
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LightweightDeleteDescription::FILTER_COLUMN.name);
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auto search_block_number = all_columns.find(BlockNumberColumn::name);
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if (search_block_number != all_columns.end())
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throw Exception(ErrorCodes::ILLEGAL_COLUMN,
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"Cannot create table with column '{}' for *MergeTree engines because it "
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"is reserved for storing block number",
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BlockNumberColumn::name);
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}
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else
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{
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/// Only merge tree family supports column with custom column setting
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if (std::any_of(
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properties.columns.begin(),
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properties.columns.end(),
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[](const ColumnDescription & column) { return !column.settings.empty(); }))
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throw Exception(ErrorCodes::ILLEGAL_COLUMN, "Cannot create table with column level settings for non-MergeTree engines");
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}
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auto search = all_columns.find(LightweightDeleteDescription::FILTER_COLUMN.name);
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if (search != all_columns.end())
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throw Exception(ErrorCodes::ILLEGAL_COLUMN,
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"Cannot create table with column '{}' for *MergeTree engines because it "
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"is reserved for lightweight delete feature",
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LightweightDeleteDescription::FILTER_COLUMN.name);
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auto search_block_number = all_columns.find(BlockNumberColumn::name);
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if (search_block_number != all_columns.end())
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throw Exception(ErrorCodes::ILLEGAL_COLUMN,
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"Cannot create table with column '{}' for *MergeTree engines because it "
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"is reserved for storing block number",
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BlockNumberColumn::name);
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}
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const auto & settings = getContext()->getSettingsRef();
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@ -57,83 +57,83 @@ ASTPtr ASTColumnDeclaration::clone() const
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res->children.push_back(res->collation);
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}
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if (per_column_settings)
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if (settings)
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{
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res->per_column_settings = per_column_settings->clone();
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res->children.push_back(res->per_column_settings);
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res->settings = settings->clone();
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res->children.push_back(res->settings);
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}
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return res;
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}
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void ASTColumnDeclaration::formatImpl(const FormatSettings & settings, FormatState & state, FormatStateStacked frame) const
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void ASTColumnDeclaration::formatImpl(const FormatSettings & format_settings, FormatState & state, FormatStateStacked frame) const
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{
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frame.need_parens = false;
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/// We have to always backquote column names to avoid ambiguouty with INDEX and other declarations in CREATE query.
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settings.ostr << backQuote(name);
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format_settings.ostr << backQuote(name);
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if (type)
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{
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settings.ostr << ' ';
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format_settings.ostr << ' ';
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FormatStateStacked type_frame = frame;
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type_frame.indent = 0;
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type->formatImpl(settings, state, type_frame);
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type->formatImpl(format_settings, state, type_frame);
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}
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if (null_modifier)
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{
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settings.ostr << ' ' << (settings.hilite ? hilite_keyword : "")
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<< (*null_modifier ? "" : "NOT ") << "NULL" << (settings.hilite ? hilite_none : "");
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format_settings.ostr << ' ' << (format_settings.hilite ? hilite_keyword : "")
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<< (*null_modifier ? "" : "NOT ") << "NULL" << (format_settings.hilite ? hilite_none : "");
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}
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if (default_expression)
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{
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settings.ostr << ' ' << (settings.hilite ? hilite_keyword : "") << default_specifier << (settings.hilite ? hilite_none : "");
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format_settings.ostr << ' ' << (format_settings.hilite ? hilite_keyword : "") << default_specifier << (format_settings.hilite ? hilite_none : "");
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if (!ephemeral_default)
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{
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settings.ostr << ' ';
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default_expression->formatImpl(settings, state, frame);
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format_settings.ostr << ' ';
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default_expression->formatImpl(format_settings, state, frame);
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}
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}
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if (comment)
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{
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settings.ostr << ' ' << (settings.hilite ? hilite_keyword : "") << "COMMENT" << (settings.hilite ? hilite_none : "") << ' ';
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comment->formatImpl(settings, state, frame);
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format_settings.ostr << ' ' << (format_settings.hilite ? hilite_keyword : "") << "COMMENT" << (format_settings.hilite ? hilite_none : "") << ' ';
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comment->formatImpl(format_settings, state, frame);
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}
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if (codec)
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{
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settings.ostr << ' ';
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codec->formatImpl(settings, state, frame);
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format_settings.ostr << ' ';
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codec->formatImpl(format_settings, state, frame);
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}
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if (stat_type)
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{
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settings.ostr << ' ';
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stat_type->formatImpl(settings, state, frame);
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format_settings.ostr << ' ';
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stat_type->formatImpl(format_settings, state, frame);
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}
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if (ttl)
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{
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settings.ostr << ' ' << (settings.hilite ? hilite_keyword : "") << "TTL" << (settings.hilite ? hilite_none : "") << ' ';
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ttl->formatImpl(settings, state, frame);
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format_settings.ostr << ' ' << (format_settings.hilite ? hilite_keyword : "") << "TTL" << (format_settings.hilite ? hilite_none : "") << ' ';
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ttl->formatImpl(format_settings, state, frame);
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}
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if (collation)
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{
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settings.ostr << ' ' << (settings.hilite ? hilite_keyword : "") << "COLLATE" << (settings.hilite ? hilite_none : "") << ' ';
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collation->formatImpl(settings, state, frame);
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format_settings.ostr << ' ' << (format_settings.hilite ? hilite_keyword : "") << "COLLATE" << (format_settings.hilite ? hilite_none : "") << ' ';
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collation->formatImpl(format_settings, state, frame);
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}
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if (per_column_settings)
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if (settings)
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{
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settings.ostr << ' ' << (settings.hilite ? hilite_keyword : "") << "SETTINGS" << (settings.hilite ? hilite_none : "") << ' ' << '(';
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per_column_settings->formatImpl(settings, state, frame);
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settings.ostr << ')';
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format_settings.ostr << ' ' << (format_settings.hilite ? hilite_keyword : "") << "SETTINGS" << (format_settings.hilite ? hilite_none : "") << ' ' << '(';
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settings->formatImpl(format_settings, state, frame);
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format_settings.ostr << ')';
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}
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}
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@ -22,13 +22,13 @@ public:
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ASTPtr stat_type;
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ASTPtr ttl;
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ASTPtr collation;
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ASTPtr per_column_settings;
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ASTPtr settings;
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bool primary_key_specifier = false;
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String getID(char delim) const override { return "ColumnDeclaration" + (delim + name); }
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ASTPtr clone() const override;
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void formatImpl(const FormatSettings & settings, FormatState & state, FormatStateStacked frame) const override;
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void formatImpl(const FormatSettings & format_settings, FormatState & state, FormatStateStacked frame) const override;
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};
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}
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@ -110,7 +110,7 @@ bool ParserAlterCommand::parseImpl(Pos & pos, ASTPtr & node, Expected & expected
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ParserKeyword s_comment("COMMENT");
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ParserKeyword s_codec("CODEC");
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ParserKeyword s_ttl("TTL");
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ParserKeyword s_setting("SETTING");
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ParserKeyword s_settings("SETTINGS");
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ParserKeyword s_remove_ttl("REMOVE TTL");
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ParserKeyword s_remove_sample_by("REMOVE SAMPLE BY");
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@ -702,15 +702,21 @@ bool ParserAlterCommand::parseImpl(Pos & pos, ASTPtr & node, Expected & expected
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command->remove_property = "CODEC";
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else if (s_ttl.ignore(pos, expected))
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command->remove_property = "TTL";
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else if (s_setting.ignore(pos, expected))
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{
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command->remove_property = "SETTING";
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if (!parser_reset_setting.parse(pos, command->settings_resets, expected))
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return false;
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}
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else if (s_settings.ignore(pos, expected))
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command->remove_property = "SETTINGS";
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else
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return false;
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}
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else if (s_modify_setting.ignore(pos, expected))
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{
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if (!parser_settings.parse(pos, command->settings_changes, expected))
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return false;
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}
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else if (s_reset_setting.ignore(pos, expected))
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{
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if (!parser_reset_setting.parse(pos, command->settings_resets, expected))
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return false;
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}
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else
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{
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if (s_first.ignore(pos, expected))
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@ -135,6 +135,8 @@ bool IParserColumnDeclaration<NameParser>::parseImpl(Pos & pos, ASTPtr & node, E
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ParserKeyword s_stat{"STATISTIC"};
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ParserKeyword s_ttl{"TTL"};
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ParserKeyword s_remove{"REMOVE"};
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ParserKeyword s_modify_setting("MODIFY SETTING");
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ParserKeyword s_reset_setting("RESET SETTING");
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ParserKeyword s_type{"TYPE"};
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ParserKeyword s_collate{"COLLATE"};
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ParserKeyword s_primary_key{"PRIMARY KEY"};
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@ -159,10 +161,12 @@ bool IParserColumnDeclaration<NameParser>::parseImpl(Pos & pos, ASTPtr & node, E
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/// This keyword may occur only in MODIFY COLUMN query. We check it here
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/// because ParserDataType parses types as an arbitrary identifiers and
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/// doesn't check that parsed string is existing data type. In this way
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/// REMOVE keyword can be parsed as data type and further parsing will fail.
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/// So we just check this keyword and in case of success return column
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/// declaration with name only.
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if (!require_type && s_remove.checkWithoutMoving(pos, expected))
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/// REMOVE, MODIFY SETTING, or RESET SETTING can be parsed as data type
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/// and further parsing will fail. So we just check these keyword and in
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/// case of success return column declaration with name only.
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if (!require_type
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&& (s_remove.checkWithoutMoving(pos, expected) || s_modify_setting.checkWithoutMoving(pos, expected)
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|| s_reset_setting.checkWithoutMoving(pos, expected)))
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{
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if (!check_keywords_after_name)
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return false;
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@ -181,10 +185,10 @@ bool IParserColumnDeclaration<NameParser>::parseImpl(Pos & pos, ASTPtr & node, E
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ASTPtr default_expression;
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ASTPtr comment_expression;
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ASTPtr codec_expression;
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ASTPtr per_column_settings;
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ASTPtr stat_type_expression;
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ASTPtr ttl_expression;
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ASTPtr collation_expression;
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ASTPtr settings;
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bool primary_key_specifier = false;
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auto null_check_without_moving = [&]() -> bool
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@ -325,24 +329,19 @@ bool IParserColumnDeclaration<NameParser>::parseImpl(Pos & pos, ASTPtr & node, E
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primary_key_specifier = true;
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}
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auto old_pos = pos;
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if (s_settings.ignore(pos, expected))
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{
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ParserToken parser_opening_bracket(TokenType::OpeningRoundBracket);
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if (parser_opening_bracket.ignore(pos, expected))
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if (parser_opening_bracket.check(pos, expected))
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{
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if (!settings_parser.parse(pos, per_column_settings, expected))
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if (!settings_parser.parse(pos, settings, expected))
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return false;
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ParserToken parser_closing_bracket(TokenType::ClosingRoundBracket);
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if (!parser_closing_bracket.ignore(pos, expected))
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return false;
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}
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else
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{
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/// This could be settings in alter query
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/// E.g: ALTER TABLE alter_enum_array MODIFY COLUMN x String SETTINGS mutations_sync=2;
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pos = old_pos;
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}
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/// This could be settings in alter query
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/// E.g: ALTER TABLE alter_enum_array MODIFY COLUMN x String SETTINGS mutations_sync=2;
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}
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node = column_declaration;
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@ -375,10 +374,10 @@ bool IParserColumnDeclaration<NameParser>::parseImpl(Pos & pos, ASTPtr & node, E
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column_declaration->children.push_back(std::move(codec_expression));
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}
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if (per_column_settings)
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if (settings)
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{
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column_declaration->per_column_settings = per_column_settings;
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column_declaration->children.push_back(std::move(per_column_settings));
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column_declaration->settings = settings;
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column_declaration->children.push_back(std::move(settings));
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}
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if (stat_type_expression)
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@ -75,8 +75,8 @@ AlterCommand::RemoveProperty removePropertyFromString(const String & property)
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return AlterCommand::RemoveProperty::CODEC;
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else if (property == "TTL")
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return AlterCommand::RemoveProperty::TTL;
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else if (property == "SETTING")
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return AlterCommand::RemoveProperty::SETTING;
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else if (property == "SETTINGS")
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return AlterCommand::RemoveProperty::SETTINGS;
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throw Exception(ErrorCodes::BAD_ARGUMENTS, "Cannot remove unknown property '{}'", property);
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}
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@ -152,16 +152,6 @@ std::optional<AlterCommand> AlterCommand::parse(const ASTAlterCommand * command_
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const auto & ast_col_decl = command_ast->col_decl->as<ASTColumnDeclaration &>();
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command.column_name = ast_col_decl.name;
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command.to_remove = removePropertyFromString(command_ast->remove_property);
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if (command.to_remove == RemoveProperty::SETTING)
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{
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for (const ASTPtr & identifier_ast : command_ast->settings_resets->children)
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{
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const auto & identifier = identifier_ast->as<ASTIdentifier &>();
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auto insertion = command.settings_resets.emplace(identifier.name());
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if (!insertion.second)
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throw Exception(ErrorCodes::BAD_ARGUMENTS, "Duplicate setting name {}", backQuote(identifier.name()));
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}
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}
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if (ast_col_decl.type)
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{
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@ -186,8 +176,24 @@ std::optional<AlterCommand> AlterCommand::parse(const ASTAlterCommand * command_
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if (ast_col_decl.codec)
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command.codec = ast_col_decl.codec;
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if (ast_col_decl.per_column_settings)
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command.settings_changes = ast_col_decl.per_column_settings->as<ASTSetQuery &>().changes;
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if (ast_col_decl.settings)
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command.settings_changes = ast_col_decl.settings->as<ASTSetQuery &>().changes;
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/// At most only one of ast_col_decl.settings or command_ast->settings_changes is non-null
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if (command_ast->settings_changes)
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{
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command.settings_changes = command_ast->settings_changes->as<ASTSetQuery &>().changes;
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command.append_column_setting = true;
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}
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if (command_ast->settings_resets)
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{
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for (const ASTPtr & identifier_ast : command_ast->settings_resets->children)
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{
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const auto & identifier = identifier_ast->as<ASTIdentifier &>();
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command.settings_resets.emplace(identifier.name());
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}
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}
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if (command_ast->column)
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command.after_column = getIdentifierName(command_ast->column);
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@ -517,10 +523,9 @@ void AlterCommand::apply(StorageInMemoryMetadata & metadata, ContextPtr context)
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{
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column.ttl.reset();
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}
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else if (to_remove == RemoveProperty::SETTING)
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else if (to_remove == RemoveProperty::SETTINGS)
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{
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for (const auto & setting : settings_resets)
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column.settings.removeSetting(setting);
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column.settings.clear();
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}
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else
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{
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@ -539,7 +544,17 @@ void AlterCommand::apply(StorageInMemoryMetadata & metadata, ContextPtr context)
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if (!settings_changes.empty())
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{
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MergeTreeColumnSettings::validate(settings_changes);
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column.settings = settings_changes;
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if (append_column_setting)
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for (const auto & change : settings_changes)
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column.settings.setSetting(change.name, change.value);
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else
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column.settings = settings_changes;
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}
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if (!settings_resets.empty())
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{
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for (const auto & setting : settings_resets)
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column.settings.removeSetting(setting);
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}
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/// User specified default expression or changed
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@ -1384,15 +1399,6 @@ void AlterCommands::validate(const StoragePtr & table, ContextPtr context) const
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ErrorCodes::BAD_ARGUMENTS,
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"Column {} doesn't have COMMENT, cannot remove it",
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backQuote(column_name));
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if (command.to_remove == AlterCommand::RemoveProperty::SETTING)
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{
|
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for (const auto & setting : command.settings_resets)
|
||||
{
|
||||
if (!column_from_table.settings.tryGet(setting))
|
||||
throw Exception(
|
||||
ErrorCodes::BAD_ARGUMENTS, "Column {} doesn't have SETTINGS, cannot remove it", backQuote(column_name));
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
modified_columns.emplace(column_name);
|
||||
|
||||
@ -65,7 +65,7 @@ struct AlterCommand
|
||||
COMMENT,
|
||||
CODEC,
|
||||
TTL,
|
||||
SETTING
|
||||
SETTINGS
|
||||
};
|
||||
|
||||
Type type = UNKNOWN;
|
||||
@ -138,10 +138,10 @@ struct AlterCommand
|
||||
/// For ADD and MODIFY
|
||||
ASTPtr codec = nullptr;
|
||||
|
||||
/// For MODIFY SETTING or MODIFY COLUMN with SETTINGS (...)
|
||||
/// For MODIFY SETTING or MODIFY COLUMN MODIFY SETTING
|
||||
SettingsChanges settings_changes;
|
||||
|
||||
/// For RESET SETTING or MODIFY COLUMN REMOVE SETTING (...)
|
||||
/// For RESET SETTING or MODIFY COLUMN RESET SETTING
|
||||
std::set<String> settings_resets;
|
||||
|
||||
/// For MODIFY_QUERY
|
||||
@ -156,6 +156,9 @@ struct AlterCommand
|
||||
/// What to remove from column (or TTL)
|
||||
RemoveProperty to_remove = RemoveProperty::NO_PROPERTY;
|
||||
|
||||
/// Is this MODIFY COLUMN MODIFY SETTING or MODIFY COLUMN <column with settings declaration)
|
||||
bool append_column_setting = false;
|
||||
|
||||
static std::optional<AlterCommand> parse(const ASTAlterCommand * command);
|
||||
|
||||
void apply(StorageInMemoryMetadata & metadata, ContextPtr context) const;
|
||||
|
||||
@ -159,8 +159,8 @@ void ColumnDescription::readText(ReadBuffer & buf)
|
||||
if (col_ast->ttl)
|
||||
ttl = col_ast->ttl;
|
||||
|
||||
if (col_ast->per_column_settings)
|
||||
settings = col_ast->per_column_settings->as<ASTSetQuery &>().changes;
|
||||
if (col_ast->settings)
|
||||
settings = col_ast->settings->as<ASTSetQuery &>().changes;
|
||||
}
|
||||
else
|
||||
throw Exception(ErrorCodes::CANNOT_PARSE_TEXT, "Cannot parse column description");
|
||||
|
||||
@ -1,7 +1,9 @@
|
||||
CREATE TABLE db_02780.t\n(\n `id` UInt64 CODEC(ZSTD(1)),\n `long_string` String CODEC(ZSTD(9, 24)) SETTINGS (min_compress_block_size = 163840, max_compress_block_size = 163840),\n `v1` String CODEC(ZSTD(1)),\n `v2` UInt64 CODEC(ZSTD(1)),\n `v3` Float32 CODEC(ZSTD(1)),\n `v4` Float64 CODEC(ZSTD(1))\n)\nENGINE = ReplicatedMergeTree(\'/clickhouse/tables/db_02780/t/2870\', \'r1\')\nORDER BY id\nSETTINGS min_bytes_for_wide_part = 1, index_granularity = 8192
|
||||
CREATE TABLE default.t\n(\n `id` UInt64 CODEC(ZSTD(1)),\n `long_string` String CODEC(ZSTD(9, 24)) SETTINGS (min_compress_block_size = 163840, max_compress_block_size = 163840),\n `v1` String CODEC(ZSTD(1)),\n `v2` UInt64 CODEC(ZSTD(1)),\n `v3` Float32 CODEC(ZSTD(1)),\n `v4` Float64 CODEC(ZSTD(1))\n)\nENGINE = ReplicatedMergeTree(\'/clickhouse/tables/default/t/2870\', \'r1\')\nORDER BY id\nSETTINGS min_bytes_for_wide_part = 1, index_granularity = 8192
|
||||
1000
|
||||
CREATE TABLE db_02780.t\n(\n `id` UInt64 CODEC(ZSTD(1)),\n `long_string` String CODEC(ZSTD(9, 24)),\n `v1` String CODEC(ZSTD(1)),\n `v2` UInt64 CODEC(ZSTD(1)),\n `v3` Float32 CODEC(ZSTD(1)),\n `v4` Float64 CODEC(ZSTD(1))\n)\nENGINE = ReplicatedMergeTree(\'/clickhouse/tables/db_02780/t/2870\', \'r1\')\nORDER BY id\nSETTINGS min_bytes_for_wide_part = 1, index_granularity = 8192
|
||||
CREATE TABLE db_02780.t\n(\n `id` UInt64 CODEC(ZSTD(1)),\n `long_string` String CODEC(ZSTD(9, 24)) SETTINGS (min_compress_block_size = 163840, max_compress_block_size = 163840),\n `v1` String CODEC(ZSTD(1)),\n `v2` UInt64 CODEC(ZSTD(1)),\n `v3` Float32 CODEC(ZSTD(1)),\n `v4` Float64 CODEC(ZSTD(1))\n)\nENGINE = ReplicatedMergeTree(\'/clickhouse/tables/db_02780/t/2870\', \'r1\')\nORDER BY id\nSETTINGS min_bytes_for_wide_part = 1, index_granularity = 8192
|
||||
CREATE TABLE default.t\n(\n `id` UInt64 CODEC(ZSTD(1)),\n `long_string` String CODEC(ZSTD(9, 24)) SETTINGS (min_compress_block_size = 8192, max_compress_block_size = 163840),\n `v1` String CODEC(ZSTD(1)),\n `v2` UInt64 CODEC(ZSTD(1)),\n `v3` Float32 CODEC(ZSTD(1)),\n `v4` Float64 CODEC(ZSTD(1))\n)\nENGINE = ReplicatedMergeTree(\'/clickhouse/tables/default/t/2870\', \'r1\')\nORDER BY id\nSETTINGS min_bytes_for_wide_part = 1, index_granularity = 8192
|
||||
CREATE TABLE default.t\n(\n `id` UInt64 CODEC(ZSTD(1)),\n `long_string` String CODEC(ZSTD(9, 24)) SETTINGS (max_compress_block_size = 163840),\n `v1` String CODEC(ZSTD(1)),\n `v2` UInt64 CODEC(ZSTD(1)),\n `v3` Float32 CODEC(ZSTD(1)),\n `v4` Float64 CODEC(ZSTD(1))\n)\nENGINE = ReplicatedMergeTree(\'/clickhouse/tables/default/t/2870\', \'r1\')\nORDER BY id\nSETTINGS min_bytes_for_wide_part = 1, index_granularity = 8192
|
||||
CREATE TABLE default.t\n(\n `id` UInt64 CODEC(ZSTD(1)),\n `long_string` String CODEC(ZSTD(9, 24)),\n `v1` String CODEC(ZSTD(1)),\n `v2` UInt64 CODEC(ZSTD(1)),\n `v3` Float32 CODEC(ZSTD(1)),\n `v4` Float64 CODEC(ZSTD(1))\n)\nENGINE = ReplicatedMergeTree(\'/clickhouse/tables/default/t/2870\', \'r1\')\nORDER BY id\nSETTINGS min_bytes_for_wide_part = 1, index_granularity = 8192
|
||||
CREATE TABLE default.t\n(\n `id` UInt64 CODEC(ZSTD(1)),\n `long_string` String CODEC(ZSTD(9, 24)) SETTINGS (min_compress_block_size = 163840, max_compress_block_size = 163840),\n `v1` String CODEC(ZSTD(1)),\n `v2` UInt64 CODEC(ZSTD(1)),\n `v3` Float32 CODEC(ZSTD(1)),\n `v4` Float64 CODEC(ZSTD(1))\n)\nENGINE = ReplicatedMergeTree(\'/clickhouse/tables/default/t/2870\', \'r1\')\nORDER BY id\nSETTINGS min_bytes_for_wide_part = 1, index_granularity = 8192
|
||||
(0,0) 0
|
||||
(1,1) 1
|
||||
(2,2) 2
|
||||
|
||||
@ -1,7 +1,5 @@
|
||||
-- Tags: no-random-merge-tree-settings
|
||||
DROP DATABASE IF EXISTS db_02780;
|
||||
CREATE DATABASE db_02780;
|
||||
USE db_02780;
|
||||
|
||||
CREATE TABLE t
|
||||
(
|
||||
`id` UInt64 CODEC(ZSTD(1)),
|
||||
@ -21,7 +19,15 @@ INSERT INTO TABLE t SELECT number, randomPrintableASCII(1000), randomPrintableAS
|
||||
|
||||
SELECT count() FROM t;
|
||||
|
||||
ALTER TABLE t MODIFY COLUMN long_string REMOVE SETTING min_compress_block_size, max_compress_block_size;
|
||||
ALTER TABLE t MODIFY COLUMN long_string MODIFY SETTING min_compress_block_size = 8192;
|
||||
|
||||
SHOW CREATE t;
|
||||
|
||||
ALTER TABLE t MODIFY COLUMN long_string RESET SETTING min_compress_block_size;
|
||||
|
||||
SHOW CREATE t;
|
||||
|
||||
ALTER TABLE t MODIFY COLUMN long_string REMOVE SETTINGS;
|
||||
|
||||
SHOW CREATE t;
|
||||
|
||||
@ -46,7 +52,9 @@ SETTINGS min_bytes_for_wide_part = 1;
|
||||
INSERT INTO TABLE t2 SELECT number, tuple(number, number), concat('{"key": ', toString(number), ' ,"value": ', toString(rand(number+1)), '}') FROM numbers(1000);
|
||||
SELECT tup, json.key AS key FROM t2 ORDER BY key LIMIT 10;
|
||||
|
||||
DROP TABLE t2;
|
||||
|
||||
-- Non-supported column setting
|
||||
CREATE TABLE t3
|
||||
(
|
||||
`id` UInt64 CODEC(ZSTD(1)),
|
||||
@ -56,6 +64,7 @@ ENGINE = MergeTree
|
||||
ORDER BY id
|
||||
SETTINGS min_bytes_for_wide_part = 1; -- {serverError 115}
|
||||
|
||||
-- Invalid setting values
|
||||
CREATE TABLE t4
|
||||
(
|
||||
`id` UInt64 CODEC(ZSTD(1)),
|
||||
@ -64,4 +73,3 @@ CREATE TABLE t4
|
||||
ENGINE = TinyLog
|
||||
ORDER BY id; -- {serverError 44}
|
||||
|
||||
DROP DATABASE db_02780;
|
||||
Loading…
Reference in New Issue
Block a user