#pragma once #include #include #include #include #include #include #include namespace DB { class ASTFunction; class ASTSetQuery; class ASTStorage : public IAST { public: ASTFunction * engine = nullptr; IAST * partition_by = nullptr; IAST * primary_key = nullptr; IAST * order_by = nullptr; IAST * sample_by = nullptr; IAST * ttl_table = nullptr; ASTSetQuery * settings = nullptr; String getID(char) const override { return "Storage definition"; } ASTPtr clone() const override; void formatImpl(const FormatSettings & s, FormatState & state, FormatStateStacked frame) const override; }; class ASTExpressionList; class ASTColumns : public IAST { public: ASTExpressionList * columns = nullptr; ASTExpressionList * indices = nullptr; ASTExpressionList * constraints = nullptr; ASTExpressionList * projections = nullptr; IAST * primary_key = nullptr; String getID(char) const override { return "Columns definition"; } ASTPtr clone() const override; void formatImpl(const FormatSettings & s, FormatState & state, FormatStateStacked frame) const override; }; /// CREATE TABLE or ATTACH TABLE query class ASTCreateQuery : public ASTQueryWithTableAndOutput, public ASTQueryWithOnCluster { public: bool attach{false}; /// Query ATTACH TABLE, not CREATE TABLE. bool if_not_exists{false}; bool is_ordinary_view{false}; bool is_materialized_view{false}; bool is_live_view{false}; bool is_populate{false}; bool replace_view{false}; /// CREATE OR REPLACE VIEW ASTColumns * columns_list = nullptr; ASTExpressionList * tables = nullptr; StorageID to_table_id = StorageID::createEmpty(); /// For CREATE MATERIALIZED VIEW mv TO table. UUID to_inner_uuid = UUIDHelpers::Nil; /// For materialized view with inner table ASTStorage * storage = nullptr; String as_database; String as_table; ASTPtr as_table_function; ASTSelectWithUnionQuery * select = nullptr; IAST * comment = nullptr; bool is_dictionary{false}; /// CREATE DICTIONARY ASTExpressionList * dictionary_attributes_list = nullptr; /// attributes of ASTDictionary * dictionary = nullptr; /// dictionary definition (layout, primary key, etc.) std::optional live_view_timeout; /// For CREATE LIVE VIEW ... WITH TIMEOUT ... std::optional live_view_periodic_refresh; /// For CREATE LIVE VIEW ... WITH [PERIODIC] REFRESH ... bool attach_short_syntax{false}; std::optional attach_from_path = std::nullopt; bool replace_table{false}; bool create_or_replace{false}; /** Get the text that identifies this element. */ String getID(char delim) const override { return (attach ? "AttachQuery" : "CreateQuery") + (delim + database) + delim + table; } ASTPtr clone() const override; ASTPtr getRewrittenASTWithoutOnCluster(const std::string & new_database) const override { return removeOnCluster(clone(), new_database); } bool isView() const { return is_ordinary_view || is_materialized_view || is_live_view; } const char * getQueryKindString() const override { return "Create"; } protected: void formatQueryImpl(const FormatSettings & settings, FormatState & state, FormatStateStacked frame) const override; }; }