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PL/Python: Add result metadata functions

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Add result object functions .colnames, .coltypes, .coltypmods to
obtain information about the result column names and types, which was
previously not possible in the PL/Python SPI interface.

reviewed by Abhijit Menon-Sen
This commit is contained in:
Peter Eisentraut
2012-01-30 21:38:52 +02:00
parent c6ea8ccea6
commit ee7fa66b19
6 changed files with 80 additions and 5 deletions
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4
src/pl/plpython/plpy_resultobject.h
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@@ -5,6 +5,9 @@
#ifndef PLPY_RESULTOBJECT_H
#define PLPY_RESULTOBJECT_H
#include "access/tupdesc.h"
typedef struct PLyResultObject
{
PyObject_HEAD
@@ -12,6 +15,7 @@ typedef struct PLyResultObject
PyObject *nrows; /* number of rows returned by query */
PyObject *rows; /* data rows, or None if no data returned */
PyObject *status; /* query status, SPI_OK_*, or SPI_ERR_* */
TupleDesc tupdesc;
} PLyResultObject;
extern void PLy_result_init_type(void);