plpy_planobject.c File Reference

#include "postgres.h"
#include "plpy_cursorobject.h"
#include "plpy_elog.h"
#include "plpy_planobject.h"
#include "plpy_spi.h"
#include "plpython.h"
#include "utils/memutils.h"

Include dependency graph for plpy_planobject.c:

Go to the source code of this file.

Functions
static void	PLy_plan_dealloc (PyObject *arg)
static PyObject *	PLy_plan_cursor (PyObject *self, PyObject *args)
static PyObject *	PLy_plan_execute (PyObject *self, PyObject *args)
static PyObject *	PLy_plan_status (PyObject *self, PyObject *args)
void	PLy_plan_init_type (void)
PyObject *	PLy_plan_new (void)
bool	is_PLyPlanObject (PyObject *ob)

Variables
static char	PLy_plan_doc [] = "Store a PostgreSQL plan"
static PyMethodDef	PLy_plan_methods []
static PyTypeObject	PLy_PlanType

Function Documentation

is_PLyPlanObject()

bool is_PLyPlanObject

(

PyObject *

ob

)

Definition at line 66 of file plpy_planobject.c.

{
    return ob->ob_type == &PLy_PlanType;
}

References PLy_PlanType.

Referenced by PLy_spi_execute().

PLy_plan_cursor()

static PyObject * PLy_plan_cursor ( PyObject *  self, PyObject *  args  )

static

Definition at line 91 of file plpy_planobject.c.

{
    PyObject   *planargs = NULL;
 
    if (!PyArg_ParseTuple(args, "|O", &planargs))
        return NULL;
 
    return PLy_cursor_plan(self, planargs);
}

References generate_unaccent_rules::args, and PLy_cursor_plan().

PLy_plan_dealloc()

static void PLy_plan_dealloc ( PyObject *  arg )

static

Definition at line 72 of file plpy_planobject.c.

{
    PLyPlanObject *ob = (PLyPlanObject *) arg;
 
    if (ob->plan)
    {
        SPI_freeplan(ob->plan);
        ob->plan = NULL;
    }
    if (ob->mcxt)
    {
        MemoryContextDelete(ob->mcxt);
        ob->mcxt = NULL;
    }
    arg->ob_type->tp_free(arg);
}

References arg, PLyPlanObject::mcxt, MemoryContextDelete(), PLyPlanObject::plan, and SPI_freeplan().

PLy_plan_execute()

static PyObject * PLy_plan_execute ( PyObject *  self, PyObject *  args  )

static

Definition at line 103 of file plpy_planobject.c.

{
    PyObject   *list = NULL;
    long        limit = 0;
 
    if (!PyArg_ParseTuple(args, "|Ol", &list, &limit))
        return NULL;
 
    return PLy_spi_execute_plan(self, list, limit);
}

References generate_unaccent_rules::args, sort-test::list, and PLy_spi_execute_plan().

PLy_plan_init_type()

void PLy_plan_init_type

(

void

)

Definition at line 41 of file plpy_planobject.c.

{
    if (PyType_Ready(&PLy_PlanType) < 0)
        elog(ERROR, "could not initialize PLy_PlanType");
}

References elog, ERROR, and PLy_PlanType.

Referenced by PLy_init_plpy().

PLy_plan_new()

PyObject* PLy_plan_new

(

void

)

Definition at line 48 of file plpy_planobject.c.

{
    PLyPlanObject *ob;
 
    if ((ob = PyObject_New(PLyPlanObject, &PLy_PlanType)) == NULL)
        return NULL;
 
    ob->plan = NULL;
    ob->nargs = 0;
    ob->types = NULL;
    ob->values = NULL;
    ob->args = NULL;
    ob->mcxt = NULL;
 
    return (PyObject *) ob;
}

References PLyPlanObject::args, PLyPlanObject::mcxt, PLyPlanObject::nargs, PLyPlanObject::plan, PLy_PlanType, PLyPlanObject::types, and PLyPlanObject::values.

Referenced by PLy_spi_prepare().

PLy_plan_status()

static PyObject * PLy_plan_status ( PyObject *  self, PyObject *  args  )

static

Definition at line 116 of file plpy_planobject.c.

{
    if (PyArg_ParseTuple(args, ":status"))
    {
        Py_INCREF(Py_True);
        return Py_True;
        /* return PyLong_FromLong(self->status); */
    }
    return NULL;
}

References generate_unaccent_rules::args.

Variable Documentation

PLy_plan_doc

char PLy_plan_doc[] = "Store a PostgreSQL plan"

static

Definition at line 21 of file plpy_planobject.c.

PLy_plan_methods

PyMethodDef PLy_plan_methods[]

static

Initial value:

= {
    {"cursor", PLy_plan_cursor, METH_VARARGS, NULL},
    {"execute", PLy_plan_execute, METH_VARARGS, NULL},
    {"status", PLy_plan_status, METH_VARARGS, NULL},
    {NULL, NULL, 0, NULL}
}

Definition at line 23 of file plpy_planobject.c.

PLy_PlanType

PyTypeObject PLy_PlanType

static

Initial value:

= {
    PyVarObject_HEAD_INIT(NULL, 0)
    .tp_name = "PLyPlan",
    .tp_basicsize = sizeof(PLyPlanObject),
    .tp_dealloc = PLy_plan_dealloc,
    .tp_flags = Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE,
    .tp_doc = PLy_plan_doc,
    .tp_methods = PLy_plan_methods,
}

Definition at line 30 of file plpy_planobject.c.

Referenced by is_PLyPlanObject(), PLy_plan_init_type(), and PLy_plan_new().