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Make plpython's spi_execute interface handle NULLs properly.

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From Andrew Bosma.
This commit is contained in:
Tom Lane 2003-01-31 22:35:24 +00:00
parent 6f49703f0e
commit f51c7ca182
1 changed files with 32 additions and 13 deletions
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45
src/pl/plpython/plpython.c
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@ -29,7 +29,7 @@
* MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/pl/plpython/plpython.c,v 1.28 2003/01/31 22:25:13 tgl Exp $
* $Header: /cvsroot/pgsql/src/pl/plpython/plpython.c,v 1.29 2003/01/31 22:35:24 tgl Exp $
*
*********************************************************************
*/
@ -2181,6 +2181,7 @@ PLy_spi_execute_plan(PyObject * ob, PyObject * list, int limit)
int i,
rv;
PLyPlanObject *plan;
char *nulls;
enter();
@ -2242,6 +2243,8 @@ PLy_spi_execute_plan(PyObject * ob, PyObject * list, int limit)
if (nargs)
{
nulls = palloc((nargs + 1) * sizeof(char));
for (i = 0; i < nargs; i++)
{
PyObject *elem,
@ -2249,23 +2252,39 @@ PLy_spi_execute_plan(PyObject * ob, PyObject * list, int limit)
char *sv;
elem = PySequence_GetItem(list, i);
so = PyObject_Str(elem);
sv = PyString_AsString(so);
if (elem != Py_None)
{
so = PyObject_Str(elem);
sv = PyString_AsString(so);
/*
* FIXME -- if this can elog, we have leak
*/
plan->values[i] = FunctionCall3(&(plan->args[i].out.d.typfunc),
CStringGetDatum(sv),
ObjectIdGetDatum(plan->args[i].out.d.typelem),
Int32GetDatum(-1));
/*
* FIXME -- if this can elog, we have leak
*/
plan->values[i] = FunctionCall3(&(plan->args[i].out.d.typfunc),
CStringGetDatum(sv),
ObjectIdGetDatum(plan->args[i].out.d.typelem),
Int32GetDatum(-1));
Py_DECREF(so);
Py_DECREF(elem);
Py_DECREF(so);
Py_DECREF(elem);
nulls[i] = ' ';
}
else
{
Py_DECREF(elem);
plan->values[i] = (Datum) 0;
nulls[i] = 'n';
}
}
nulls[i] = '\0';
}
else
{
nulls = NULL;
}
rv = SPI_execp(plan->plan, plan->values, NULL, limit);
rv = SPI_execp(plan->plan, plan->values, nulls, limit);
RESTORE_EXC();
for (i = 0; i < nargs; i++)