101 lines
2.0 KiB
C++
101 lines
2.0 KiB
C++
#ifndef SQL_QUERY_HPP___
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#define SQL_QUERY_HPP___
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#include <list>
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#include <string>
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class WhereClause
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{
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public:
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WhereClause() {}
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WhereClause(const std::string& clause) { _clause = clause; }
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WhereClause& And(const WhereClause& clause);
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WhereClause& Or(const WhereClause& clause);
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// Arguments binding (for each '?' in where clause)
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WhereClause& bind(const std::string& arg);
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std::string get() const;
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const std::list<std::string>& getBindArgs(void) const {return _bindArgs;}
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private:
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std::string _clause; // WHERE clause
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std::list<std::string> _bindArgs;
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};
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class GroupByStatement
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{
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public:
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GroupByStatement() {}
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GroupByStatement(const std::string& statement) { _statement = statement; }
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GroupByStatement& And(const GroupByStatement& statement);
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std::string get() const {return _statement;}
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private:
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std::string _statement; // SELECT statement
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};
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class SelectStatement
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{
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public:
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SelectStatement() {}
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SelectStatement(const std::string& statement) { _statement = statement; }
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SelectStatement& And(const SelectStatement& statement);
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std::string get() const {return _statement;}
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private:
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std::string _statement; // SELECT statement
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};
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class FromClause
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{
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public:
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FromClause() {}
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FromClause(const std::string& clause);
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FromClause& And(const FromClause& clause);
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std::string get() const;
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private:
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std::list<std::string> _clause;
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};
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class SqlQuery
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{
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public:
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SelectStatement& select(void) { return _selectStatement;}
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FromClause& from(void) { return _fromClause; }
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WhereClause& where(void) { return _whereClause; }
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const WhereClause& where(void) const { return _whereClause; }
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GroupByStatement& groupBy(void) { return _groupByStatement; }
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const GroupByStatement& groupBy(void) const { return _groupByStatement; }
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std::string get(void) const;
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private:
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SelectStatement _selectStatement; // SELECT statement
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FromClause _fromClause; // FROM tables
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WhereClause _whereClause; // WHERE clause
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GroupByStatement _groupByStatement; // GROUP BY statement
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};
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#endif
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