33 lines
971 B
C++
33 lines
971 B
C++
#pragma once
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#include "db.h"
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#include <libpq-fe.h>
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class DBPostgreSQL : public DB {
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public:
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DBPostgreSQL(const std::string &mapdir);
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std::vector<BlockPos> getBlockPos(BlockPos min, BlockPos max) override;
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void getBlocksOnXZ(BlockList &blocks, int16_t x, int16_t z,
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int16_t min_y, int16_t max_y) override;
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void getBlocksByPos(BlockList &blocks,
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const std::vector<BlockPos> &positions) override;
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~DBPostgreSQL() override;
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bool preferRangeQueries() const override { return true; }
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protected:
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PGresult *checkResults(PGresult *res, bool clear = true);
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void prepareStatement(const std::string &name, const std::string &sql);
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PGresult *execPrepared(
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const char *stmtName, const int paramsNumber,
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const void **params,
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const int *paramsLengths = nullptr, const int *paramsFormats = nullptr,
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bool clear = true
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);
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int pg_binary_to_int(PGresult *res, int row, int col);
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BlockPos pg_to_blockpos(PGresult *res, int row, int col);
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private:
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PGconn *db;
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};
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