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#ifndef __DUCKDB_CONN_H__
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#define __DUCKDB_CONN_H__
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#include "DataSource_conn.h"
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struct DuckdbServer : DataSource {
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explicit DuckdbServer(Context* cxt);
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void connect(Context* cxt);
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void exec(const char* q);
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void* getCol(int col_idx, int type);
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long long getFirstElement();
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void close();
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bool haserror();
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void print_results(const char* sep = " ", const char* end = "\n");
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~DuckdbServer();
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};
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#endif //__DUCKDB_CONN_H__
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