/src/gdal/apps/gdalalg_vector_sql.h
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1 | | /****************************************************************************** |
2 | | * |
3 | | * Project: GDAL |
4 | | * Purpose: "sql" step of "vector pipeline" |
5 | | * Author: Even Rouault <even dot rouault at spatialys.com> |
6 | | * |
7 | | ****************************************************************************** |
8 | | * Copyright (c) 2025, Even Rouault <even dot rouault at spatialys.com> |
9 | | * |
10 | | * SPDX-License-Identifier: MIT |
11 | | ****************************************************************************/ |
12 | | |
13 | | #ifndef GDALALG_VECTOR_SQL_INCLUDED |
14 | | #define GDALALG_VECTOR_SQL_INCLUDED |
15 | | |
16 | | #include "gdalalg_vector_pipeline.h" |
17 | | |
18 | | //! @cond Doxygen_Suppress |
19 | | |
20 | | /************************************************************************/ |
21 | | /* GDALVectorSQLAlgorithm */ |
22 | | /************************************************************************/ |
23 | | |
24 | | class GDALVectorSQLAlgorithm /* non final */ |
25 | | : public GDALVectorPipelineStepAlgorithm |
26 | | { |
27 | | public: |
28 | | static constexpr const char *NAME = "sql"; |
29 | | static constexpr const char *DESCRIPTION = |
30 | | "Apply SQL statement(s) to a dataset."; |
31 | | static constexpr const char *HELP_URL = "/programs/gdal_vector_sql.html"; |
32 | | |
33 | | explicit GDALVectorSQLAlgorithm(bool standaloneStep = false); |
34 | | |
35 | | private: |
36 | | static ConstructorOptions GetConstructorOptions(bool standaloneStep); |
37 | | bool RunStep(GDALPipelineStepRunContext &ctxt) override; |
38 | | |
39 | | std::vector<std::string> m_sql{}; |
40 | | std::vector<std::string> m_outputLayer{}; |
41 | | std::string m_dialect{}; |
42 | | }; |
43 | | |
44 | | /************************************************************************/ |
45 | | /* GDALVectorSQLAlgorithmStandalone */ |
46 | | /************************************************************************/ |
47 | | |
48 | | class GDALVectorSQLAlgorithmStandalone final : public GDALVectorSQLAlgorithm |
49 | | { |
50 | | public: |
51 | | GDALVectorSQLAlgorithmStandalone() |
52 | 0 | : GDALVectorSQLAlgorithm(/* standaloneStep = */ true) |
53 | 0 | { |
54 | 0 | } |
55 | | |
56 | | ~GDALVectorSQLAlgorithmStandalone() override; |
57 | | }; |
58 | | |
59 | | //! @endcond |
60 | | |
61 | | #endif /* GDALALG_VECTOR_SQL_INCLUDED */ |