127 lines
3.3 KiB
C++
127 lines
3.3 KiB
C++
#pragma once
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#ifdef _WIN32
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#include <vector>
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#include <string>
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#include <list>
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#ifndef _WIN32
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#include <stddef.h>
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#endif
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#include "base/define.h"
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#include "base/error.h"
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#include "util/json.h"
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#include "util/pool.hpp"
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namespace ylib::mssql
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{
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class pool;
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class result;
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class conn;
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class prepare_statement;
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struct mssql_conn_info
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{
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mssql_conn_info() {
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}
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std::string odbcname;
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std::string username;
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std::string password;
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};
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class result :public ylib::error_base
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{
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public:
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result();
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~result();
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// 列数量
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uint32 field_count();
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// 行数量
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size_t row_count();
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// 取文本值
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std::string get(uint32 field);
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// 下一行
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bool next();
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int32 get_int32(uint32 index);
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int32 get_int32(const std::string& name);
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uint32 get_uint32(uint32 index);
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uint32 get_uint32(const std::string& name);
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int64 get_int64(uint32 index);
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int64 get_int64(const std::string& name);
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uint64 get_uint64(uint32 index);
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uint64 get_uint64(const std::string& name);
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std::string get_string(uint32 index);
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std::string get_string(const std::string& name);
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bool get_boolean(uint32 index);
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bool get_boolean(const std::string& name);
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double get_double(uint32 index);
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double get_double(const std::string& name);
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friend class ylib::mssql::prepare_statement;
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private:
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void* m_handle = nullptr;
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uint32 m_field_count = 0;
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uint32 m_row_count = 0;
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std::map<std::string, short> m_field_name_index;
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};
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class prepare_statement :public ylib::error_base {
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public:
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prepare_statement();
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~prepare_statement();
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void set_boolean(uint32 index, bool value);
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void set_datetime(uint32 index, const std::string& value);
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void set_double(uint32 index, double value);
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void set_int32(uint32 index, int32 value);
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void set_uint32(uint32 index, uint32 value);
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void set_int64(uint32 index, int64 value);
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void set_uint64(uint32 index, uint64 value);
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void set_null(uint32 index);
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void set_string(uint32 index, const std::string& value);
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void clear();
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uint64 update();
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ylib::mssql::result* query();
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friend class ylib::mssql::conn;
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private:
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ylib::mssql::result* m_result = nullptr;
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void* m_handle = nullptr;
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};
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class conn :public ylib::example<ylib::mssql::mssql_conn_info>, public ylib::error_base
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{
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public:
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conn();
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~conn();
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virtual EXAMPLE_START_RESULT start(const ylib::mssql::mssql_conn_info& info) override;
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virtual void close() override;
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virtual void recover() override;
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virtual void task_out() override;
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void clear();
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ylib::mssql::prepare_statement* setsql(const std::string& sql);
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void begin();
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void commit();
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void rollback();
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friend class ylib::mssql::pool;
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private:
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void* m_handle = nullptr;
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ylib::mssql::mssql_conn_info m_info;
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class prepare_statement* m_ppst = nullptr;
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int m_sw = 0;
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};
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class pool : public ylib::pool<ylib::mssql::conn, ylib::mssql::mssql_conn_info>
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{
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public:
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pool();
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~pool();
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};
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}
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#endif |