1 | #pragma once |
2 | |
3 | #include <Parsers/ASTQueryWithTableAndOutput.h> |
4 | #include <Parsers/ASTQueryWithOnCluster.h> |
5 | #include <Parsers/ASTDictionary.h> |
6 | #include <Parsers/ASTDictionaryAttributeDeclaration.h> |
7 | |
8 | |
9 | namespace DB |
10 | { |
11 | |
12 | class ASTFunction; |
13 | class ASTSetQuery; |
14 | |
15 | class ASTStorage : public IAST |
16 | { |
17 | public: |
18 | ASTFunction * engine = nullptr; |
19 | IAST * partition_by = nullptr; |
20 | IAST * primary_key = nullptr; |
21 | IAST * order_by = nullptr; |
22 | IAST * sample_by = nullptr; |
23 | IAST * ttl_table = nullptr; |
24 | ASTSetQuery * settings = nullptr; |
25 | |
26 | String getID(char) const override { return "Storage definition" ; } |
27 | |
28 | ASTPtr clone() const override; |
29 | |
30 | void formatImpl(const FormatSettings & s, FormatState & state, FormatStateStacked frame) const override; |
31 | }; |
32 | |
33 | |
34 | class ASTExpressionList; |
35 | |
36 | class ASTColumns : public IAST |
37 | { |
38 | public: |
39 | ASTExpressionList * columns = nullptr; |
40 | ASTExpressionList * indices = nullptr; |
41 | ASTExpressionList * constraints = nullptr; |
42 | |
43 | String getID(char) const override { return "Columns definition" ; } |
44 | |
45 | ASTPtr clone() const override; |
46 | |
47 | void formatImpl(const FormatSettings & s, FormatState & state, FormatStateStacked frame) const override; |
48 | }; |
49 | |
50 | |
51 | class ASTSelectWithUnionQuery; |
52 | |
53 | /// CREATE TABLE or ATTACH TABLE query |
54 | class ASTCreateQuery : public ASTQueryWithTableAndOutput, public ASTQueryWithOnCluster |
55 | { |
56 | public: |
57 | bool attach{false}; /// Query ATTACH TABLE, not CREATE TABLE. |
58 | bool if_not_exists{false}; |
59 | bool is_view{false}; |
60 | bool is_materialized_view{false}; |
61 | bool is_live_view{false}; |
62 | bool is_populate{false}; |
63 | bool is_dictionary{false}; /// CREATE DICTIONARY |
64 | bool replace_view{false}; /// CREATE OR REPLACE VIEW |
65 | ASTColumns * columns_list = nullptr; |
66 | ASTExpressionList * dictionary_attributes_list = nullptr; /// attributes of dictionary |
67 | ASTExpressionList * tables = nullptr; |
68 | String to_database; /// For CREATE MATERIALIZED VIEW mv TO table. |
69 | String to_table; |
70 | ASTStorage * storage = nullptr; |
71 | String as_database; |
72 | String as_table; |
73 | ASTPtr as_table_function; |
74 | ASTSelectWithUnionQuery * select = nullptr; |
75 | ASTDictionary * dictionary = nullptr; /// dictionary definition (layout, primary key, etc.) |
76 | |
77 | /** Get the text that identifies this element. */ |
78 | String getID(char delim) const override { return (attach ? "AttachQuery" : "CreateQuery" ) + (delim + database) + delim + table; } |
79 | |
80 | ASTPtr clone() const override; |
81 | |
82 | ASTPtr getRewrittenASTWithoutOnCluster(const std::string & new_database) const override |
83 | { |
84 | return removeOnCluster<ASTCreateQuery>(clone(), new_database); |
85 | } |
86 | |
87 | protected: |
88 | void formatQueryImpl(const FormatSettings & settings, FormatState & state, FormatStateStacked frame) const override; |
89 | }; |
90 | |
91 | } |
92 | |