PostgreSQL - Generar Funciones 2

   
Vista:
Imágen de perfil de outrera

Generar Funciones 2

Publicado por outrera (35 intervenciones) el 01/04/2014 15:39:58
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
--
-- TOC entry 596 (class 1255 OID 25627)
-- Name: psp_generar_asignaciones(character varying, character varying); Type: FUNCTION; Schema: utils; Owner: postgres
--
 
CREATE FUNCTION psp_generar_asignaciones(p_schemaname character varying, p_tablename character varying) RETURNS character varying
    LANGUAGE plpgsql
    AS $$
DECLARE
	oPkDef REFCURSOR ;
	oRecord record;
 
	oFieldNameList character varying;
	--oExisteFuncion boolean;
BEGIN
 
	oFieldNameList:='';
 
	OPEN oPkDef FOR SELECT  utils.psp_listar_no_claves(p_schemaname, p_tablename);
	FETCH oPkDef INTO oPkDef;
 
	-- LISTA DE TABLAS
	LOOP
	    FETCH oPkDef INTO oRecord ;
 
		IF NOT FOUND THEN
			EXIT ;
		END IF;
 
		IF oFieldNameList != '' THEN
		   oFieldNameList := oFieldNameList || ',' || CHR(13) || CHR(10) || CHR(9);
 
		END IF ;
 
		oFieldNameList := oFieldNameList || CHR(9) || oRecord.column_name ||' = '||'p_'|| oRecord.column_name ;
 
 
 
 
	END LOOP ;
 
	CLOSE oPkDef ;
 
	--RAISE NOTICE ' filtro %', oFieldNameList;
 
	RETURN oFieldNameList;
 
END;
$$;
 
 
ALTER FUNCTION utils.psp_generar_asignaciones(p_schemaname character varying, p_tablename character varying) OWNER TO postgres;
 
--
-- TOC entry 488 (class 1255 OID 25879)
-- Name: psp_generar_campos(character varying, character varying); Type: FUNCTION; Schema: utils; Owner: postgres
--
 
CREATE FUNCTION psp_generar_campos(p_schemaname character varying, p_tablename character varying) RETURNS character varying
    LANGUAGE plpgsql
    AS $$
DECLARE
	oPkDef REFCURSOR ;
	oRecord record;
 
	oFieldList character varying;
--	oExisteIdioma boolean;
BEGIN
 
 
 
	oFieldList:='';
 
 
	OPEN oPkDef FOR SELECT  utils.psp_listar_campos(p_schemaname, p_tablename);
	FETCH oPkDef INTO oPkDef;
 
	-- LISTA DE TABLAS
	LOOP
	    FETCH oPkDef INTO oRecord ;
 
		IF NOT FOUND THEN
			EXIT ;
		END IF;
 
		IF lower(trim(oRecord.column_name)) != 'id_idioma' THEN
 
			IF  oFieldList!='' THEN
				oFieldList:=  oFieldList || ' , ';
			END IF;
 
			oFieldList := oFieldList ||  oRecord.column_name  ;
 
		END IF ;
 
 
	END LOOP ;
 
	CLOSE oPkDef ;
 
	-- se obliga a poner el campo idioma al final de la lista
	oFieldList := oFieldList || ', id_idioma ';
 
 
 
	--RAISE NOTICE ' filtro %',  oFieldList;
 
	RETURN oFieldList;
 
END;
$$;
 
 
ALTER FUNCTION utils.psp_generar_campos(p_schemaname character varying, p_tablename character varying) OWNER TO postgres;
 
--
-- TOC entry 291 (class 1255 OID 25880)
-- Name: psp_generar_campos_parametros(character varying, character varying); Type: FUNCTION; Schema: utils; Owner: postgres
--
 
CREATE FUNCTION psp_generar_campos_parametros(p_schemaname character varying, p_tablename character varying) RETURNS character varying
    LANGUAGE plpgsql
    AS $$
DECLARE
	oPkDef REFCURSOR ;
	oRecord record;
 
	oParameterList character varying;
--	oExisteIdioma boolean;
BEGIN
 
 
 
	oParameterList:='';
 
 
	OPEN oPkDef FOR SELECT  utils.psp_listar_campos(p_schemaname, p_tablename);
	FETCH oPkDef INTO oPkDef;
 
	-- LISTA DE TABLAS
	LOOP
	    FETCH oPkDef INTO oRecord ;
 
		IF NOT FOUND THEN
			EXIT ;
		END IF;
 
		IF lower(trim(oRecord.column_name)) != 'id_idioma' THEN
 
			IF  oParameterList!='' THEN
				oParameterList:=  oParameterList || ' , ';
			END IF;
 
			oParameterList := oParameterList || 'p_' ||  oRecord.column_name  ;
 
		END IF ;
 
 
	END LOOP ;
 
	CLOSE oPkDef ;
 
	-- se obliga a poner el campo idioma al final de la lista
	oParameterList := oParameterList || ', p_id_idioma ';
 
 
 
	--RAISE NOTICE ' filtro %',  oParameterList;
 
	RETURN oParameterList;
 
END;
$$;
 
 
ALTER FUNCTION utils.psp_generar_campos_parametros(p_schemaname character varying, p_tablename character varying) OWNER TO postgres;
 
--
-- TOC entry 587 (class 1255 OID 25490)
-- Name: psp_generar_filtros(character varying, character varying); Type: FUNCTION; Schema: utils; Owner: postgres
--
 
CREATE FUNCTION psp_generar_filtros(p_schemaname character varying, p_tablename character varying) RETURNS character varying
    LANGUAGE plpgsql
    AS $$
DECLARE
	oPkDef REFCURSOR ;
	oRecord record;
 
	oFilterWhere character varying;
	--oExisteFuncion boolean;
BEGIN
 
	oFilterWhere:='';
 
	OPEN oPkDef FOR SELECT  utils.psp_listar_claves(p_schemaname, p_tablename);
	FETCH oPkDef INTO oPkDef;
 
	-- LISTA DE TABLAS
	LOOP
	    FETCH oPkDef INTO oRecord ;
 
		IF NOT FOUND THEN
			EXIT ;
		END IF;
 
 
 
 
		IF oFilterWhere='' THEN
		   oFilterWhere:=' WHERE ';
		ELSE
		   oFilterWhere:= oFilterWhere || ' AND ';
 
		END IF;
 
		oFilterWhere:= oFilterWhere || oRecord.column_name || '=p_' || oRecord.column_name ;
 
		--RAISE NOTICE ' nombre pk %', oRecord.pk_name;
		--RAISE NOTICE ' existe funcion %', oExisteFuncion ;
		--RAISE NOTICE ' filtro 1 %', oFilterWhere;
 
	END LOOP ;
 
	CLOSE oPkDef ;
 
	--RAISE NOTICE ' filtro %', oFilterWhere;
 
	RETURN oFilterWhere;
 
END;
$$;
 
 
ALTER FUNCTION utils.psp_generar_filtros(p_schemaname character varying, p_tablename character varying) OWNER TO postgres;
 
--
-- TOC entry 293 (class 1255 OID 25888)
-- Name: psp_generar_parametros(character varying, character varying, integer); Type: FUNCTION; Schema: utils; Owner: postgres
--
 
CREATE FUNCTION psp_generar_parametros(p_schemaname character varying, p_tablename character varying, p_tipo_parametros integer) RETURNS character varying
    LANGUAGE plpgsql
    AS $$
DECLARE
	oPkDef REFCURSOR ;
	oRecord record;
 
	oParameterList character varying;
--	oExisteIdioma boolean;
BEGIN
 
	IF p_tipo_parametros=0 THEN
	   RETURN ' p_id_idioma integer '; -- parametro unico para mensajes en distintos idiomas
	END IF;
 
	oParameterList:='';
 
	IF p_tipo_parametros=1 THEN
	   OPEN oPkDef FOR SELECT  utils.psp_listar_claves(p_schemaname, p_tablename); -- Solo los campos Clave
	ELSE
	   OPEN oPkDef FOR SELECT  utils.psp_listar_campos(p_schemaname, p_tablename); -- Todos Los Campos
	END IF;
 
	FETCH oPkDef INTO oPkDef;
 
	-- LISTA DE TABLAS
	LOOP
	    FETCH oPkDef INTO oRecord ;
 
		IF NOT FOUND THEN
			EXIT ;
		END IF;
 
		IF lower(trim(oRecord.column_name)) != 'id_idioma' THEN
 
			IF  oParameterList!='' THEN
				oParameterList:=  oParameterList || ' , ';
			END IF;
 
			oParameterList := oParameterList || 'p_' || oRecord.column_name || ' ' || oRecord.data_type ;
 
		END IF ;
 
 
	END LOOP ;
 
	CLOSE oPkDef ;
 
	-- se obliga a poner el parametro idioma al final de la lista
	oParameterList := oParameterList || ', p_id_idioma integer ';
 
 
 
 
	--RAISE NOTICE ' filtro %',  oParameterList;
 
	RETURN oParameterList;
 
END;
$$;
 
 
ALTER FUNCTION utils.psp_generar_parametros(p_schemaname character varying, p_tablename character varying, p_tipo_parametros integer) OWNER TO postgres;
 
 
--
-- TOC entry 552 (class 1255 OID 25114)
-- Name: psp_listar_campos(character varying, character varying); Type: FUNCTION; Schema: utils; Owner: postgres
--
 
CREATE FUNCTION psp_listar_campos(p_schemaname character varying, p_tablename character varying) RETURNS refcursor
    LANGUAGE plpgsql
    AS $$
DECLARE
	oFieldNames REFCURSOR;
BEGIN
	OPEN oFieldNames FOR
	SELECT column_name,data_type
	FROM
		information_schema.columns
	WHERE
		table_schema=p_schemaName and table_name = p_tableName
		;
 
	return oFieldNames ;
END;
$$;
 
 
ALTER FUNCTION utils.psp_listar_campos(p_schemaname character varying, p_tablename character varying) OWNER TO postgres;
 
--
-- TOC entry 441 (class 1255 OID 33436)
-- Name: psp_listar_campos_prueba(character varying, character varying); Type: FUNCTION; Schema: utils; Owner: postgres
--
 
CREATE FUNCTION psp_listar_campos_prueba(p_schemaname character varying, p_tablename character varying) RETURNS SETOF record
    LANGUAGE plpgsql
    AS $$
DECLARE
	oFieldNames record;
BEGIN
	FOR oFieldNames IN
 
		SELECT column_name::character varying,data_type::character varying
		 FROM information_schema.columns
		  WHERE table_schema=p_schemaName and table_name = p_tableName
 
	loop
		return next oFieldNames;
 
 
	end loop;
 
 
 
	RETURN;
 
END;
$$;
 
 
ALTER FUNCTION utils.psp_listar_campos_prueba(p_schemaname character varying, p_tablename character varying) OWNER TO postgres;
 
--
-- TOC entry 586 (class 1255 OID 25480)
-- Name: psp_listar_claves(character varying, character varying); Type: FUNCTION; Schema: utils; Owner: postgres
--
 
CREATE FUNCTION psp_listar_claves(p_schemaname character varying, p_tablename character varying) RETURNS refcursor
    LANGUAGE plpgsql
    AS $$
DECLARE
	oPkNames REFCURSOR;
	v_ConstraintName character varying;
BEGIN
	v_ConstraintName = utils.psp_obtener_nombre_pk(p_schemaName,p_tableName) ;
 
	IF v_ConstraintName IS NULL  THEN
		RAISE EXCEPTION ' Esta tabla no tiene campos claves ';
		return null;
	END IF;
 
	OPEN oPkNames FOR
 	 SELECT a.column_name ,a.data_type FROM information_schema.columns a
	   WHERE	(table_schema=p_schemaname and table_name =  p_tablename )
		AND column_name IN (SELECT b.column_name as pk_name
				FROM information_schema.constraint_column_usage b
					WHERE b.table_schema = p_schemaname AND b.table_name = p_tablename
						AND constraint_name = v_ConstraintName);
 
 
 
	--	SELECT column_name as pk_name
          --FROM information_schema.constraint_column_usage
          --WHERE table_schema = p_schemaName AND table_name = p_tableName AND constraint_name = ;
 
	return oPkNames ;
END;
$$;
 
 
ALTER FUNCTION utils.psp_listar_claves(p_schemaname character varying, p_tablename character varying) OWNER TO postgres;
 
--
-- TOC entry 408 (class 1255 OID 26589)
-- Name: psp_listar_funciones(character varying); Type: FUNCTION; Schema: utils; Owner: postgres
--
 
CREATE FUNCTION psp_listar_funciones(p_schemaname character varying) RETURNS refcursor
    LANGUAGE plpgsql
    AS $$
DECLARE
	oTablaNames REFCURSOR;
BEGIN
	OPEN oTablaNames FOR
	SELECT n.nspname as "Esquema",
	  p.proname as "Funcion",
	  pg_catalog.pg_get_function_result(p.oid) as "Resultado",
	  pg_catalog.pg_get_function_arguments(p.oid) as "Parametros"
	FROM pg_catalog.pg_proc p
	     LEFT JOIN pg_catalog.pg_namespace n ON n.oid = p.pronamespace
	WHERE n.nspname = p_schemaname
	ORDER BY 1, 2, 4;
 
 
	return oTablaNames ;
END;
$$;
 
 
ALTER FUNCTION utils.psp_listar_funciones(p_schemaname character varying) OWNER TO postgres;
 
--
-- TOC entry 477 (class 1255 OID 25626)
-- Name: psp_listar_no_claves(character varying, character varying); Type: FUNCTION; Schema: utils; Owner: postgres
--
 
CREATE FUNCTION psp_listar_no_claves(p_schemaname character varying, p_tablename character varying) RETURNS refcursor
    LANGUAGE plpgsql
    AS $$
DECLARE
	oPkNames REFCURSOR;
	v_ConstraintName character varying;
BEGIN
	v_ConstraintName = utils.psp_obtener_nombre_pk(p_schemaName,p_tableName) ;
 
	IF v_ConstraintName IS NULL  THEN
		RAISE EXCEPTION ' Esta tabla no tiene campos claves ';
		return null;
	END IF;
 
	OPEN oPkNames FOR
 	 SELECT a.column_name ,a.data_type FROM information_schema.columns a
	   WHERE	(table_schema=p_schemaname and table_name =  p_tablename )
		AND column_name NOT IN (SELECT b.column_name as pk_name
				FROM information_schema.constraint_column_usage b
					WHERE b.table_schema = p_schemaname AND b.table_name = p_tablename
						AND constraint_name = v_ConstraintName);
 
 
 
 
	return oPkNames ;
END;
$$;
 
 
ALTER FUNCTION utils.psp_listar_no_claves(p_schemaname character varying, p_tablename character varying) OWNER TO postgres;
 
--
-- TOC entry 608 (class 1255 OID 25110)
-- Name: psp_listar_tablas(character varying); Type: FUNCTION; Schema: utils; Owner: postgres
--
 
CREATE FUNCTION psp_listar_tablas(p_schemaname character varying) RETURNS refcursor
    LANGUAGE plpgsql
    AS $$
DECLARE
	oTablaNames REFCURSOR;
BEGIN
	OPEN oTablaNames FOR
	SELECT DISTINCT table_schema as schemaName,  table_name as tableName
		FROM information_schema.columns
		WHERE table_schema = p_schemaname
		order by table_name;
 
 
	return oTablaNames ;
END;
$$;
 
 
ALTER FUNCTION utils.psp_listar_tablas(p_schemaname character varying) OWNER TO postgres;
Valora esta pregunta
Me gusta: Está pregunta es útil y esta claraNo me gusta: Está pregunta no esta clara o no es útil
1
Responder