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module PostgresDB;
import DB;
import Prelude;
"<argument>The String contains a description of the error</argument>
<summary>Connection error</summary>
<prose>This Exception is thrown if the connection failed.</prose>"
Exception CantConnect(String err);
"<argument>The String contains a description of the error</argument>
<summary>Query error</summary>
<prose>This Exception is thrown if a query failed.</prose>"
Exception ExecError(String err);
"<summary>Column out of range.</summary>
<prose>This Exception should never occur. It is thrown if an attempt is made to read a column that doesn't exist.</prose>"
Exception ColumnOutOfRange();
abstract data PGConnection = PGCon(Ptr cdata);
type PGDB = DBHandle<PGConnection>;
public PGDB connect(var String conn) {
throw(Not_Implemented);
}
public PGDB connect_pg(String info) = connect(info);
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