PostgreSQL Source Code  git master
preproc-describe.c File Reference
#include <ecpglib.h>
#include <ecpgerrno.h>
#include <sqlca.h>
#include <stdlib.h>
#include <string.h>
Include dependency graph for preproc-describe.c:

Go to the source code of this file.

Macros

#define ECPGdebug(X, Y)   ECPGdebug((X)+100,(Y))
 

Functions

int main (void)
 

Macro Definition Documentation

◆ ECPGdebug

#define ECPGdebug (   X,
 
)    ECPGdebug((X)+100,(Y))

Definition at line 7 of file preproc-describe.c.

Referenced by main().

Function Documentation

◆ main()

int main ( void  )

Definition at line 29 of file preproc-describe.c.

References ECPGallocate_desc(), ECPGconnect(), ECPGd_EODT, ECPGd_name, ECPGdeallocate(), ECPGdeallocate_desc(), ECPGdebug, ECPGdescribe(), ECPGdisconnect(), ECPGdo(), ECPGget_desc(), ECPGget_desc_header(), ECPGprepare(), ECPGst_normal, ECPGt_char, ECPGt_descriptor, ECPGt_EOIT, ECPGt_EORT, ECPGt_NO_INDICATOR, ECPGtrans(), i, and sqlca.

30 {
31 /* exec sql begin declare section */
32 
33 
34 
35 
36 
37 
38 
39 
40 #line 12 "describe.pgc"
41  char * stmt1 = "SELECT id, t FROM t1" ;
42 
43 #line 13 "describe.pgc"
44  char * stmt2 = "SELECT id, t FROM t1 WHERE id = -1" ;
45 
46 #line 14 "describe.pgc"
47  int i , count1 , count2 , count3 , count4 ;
48 
49 #line 15 "describe.pgc"
50  char field_name1 [ 30 ] = "not set" ;
51 
52 #line 16 "describe.pgc"
53  char field_name2 [ 30 ] = "not set" ;
54 
55 #line 17 "describe.pgc"
56  char field_name3 [ 30 ] = "not set" ;
57 
58 #line 18 "describe.pgc"
59  char field_name4 [ 30 ] = "not set" ;
60 /* exec sql end declare section */
61 #line 19 "describe.pgc"
62 
63 
64  char msg[128];
65 
66  ECPGdebug(1, stderr);
67 
68  strcpy(msg, "connect");
69  { ECPGconnect(__LINE__, 0, "ecpg1_regression" , NULL, NULL , NULL, 0);
70 #line 26 "describe.pgc"
71 
72 if (sqlca.sqlcode < 0) exit (1);}
73 #line 26 "describe.pgc"
74 
75 
76  strcpy(msg, "set");
77  { ECPGdo(__LINE__, 0, 1, NULL, 0, ECPGst_normal, "set datestyle to iso", ECPGt_EOIT, ECPGt_EORT);
78 #line 29 "describe.pgc"
79 
80 if (sqlca.sqlcode < 0) exit (1);}
81 #line 29 "describe.pgc"
82 
83 
84  strcpy(msg, "create");
85  { ECPGdo(__LINE__, 0, 1, NULL, 0, ECPGst_normal, "create table t1 ( id serial primary key , t text )", ECPGt_EOIT, ECPGt_EORT);
86 #line 32 "describe.pgc"
87 
88 if (sqlca.sqlcode < 0) exit (1);}
89 #line 32 "describe.pgc"
90 
91 
92  strcpy(msg, "insert");
93  { ECPGdo(__LINE__, 0, 1, NULL, 0, ECPGst_normal, "insert into t1 ( id , t ) values ( default , 'a' )", ECPGt_EOIT, ECPGt_EORT);
94 #line 35 "describe.pgc"
95 
96 if (sqlca.sqlcode < 0) exit (1);}
97 #line 35 "describe.pgc"
98 
99  { ECPGdo(__LINE__, 0, 1, NULL, 0, ECPGst_normal, "insert into t1 ( id , t ) values ( default , 'b' )", ECPGt_EOIT, ECPGt_EORT);
100 #line 36 "describe.pgc"
101 
102 if (sqlca.sqlcode < 0) exit (1);}
103 #line 36 "describe.pgc"
104 
105  { ECPGdo(__LINE__, 0, 1, NULL, 0, ECPGst_normal, "insert into t1 ( id , t ) values ( default , 'c' )", ECPGt_EOIT, ECPGt_EORT);
106 #line 37 "describe.pgc"
107 
108 if (sqlca.sqlcode < 0) exit (1);}
109 #line 37 "describe.pgc"
110 
111  { ECPGdo(__LINE__, 0, 1, NULL, 0, ECPGst_normal, "insert into t1 ( id , t ) values ( default , 'd' )", ECPGt_EOIT, ECPGt_EORT);
112 #line 38 "describe.pgc"
113 
114 if (sqlca.sqlcode < 0) exit (1);}
115 #line 38 "describe.pgc"
116 
117 
118  strcpy(msg, "commit");
119  { ECPGtrans(__LINE__, NULL, "commit");
120 #line 41 "describe.pgc"
121 
122 if (sqlca.sqlcode < 0) exit (1);}
123 #line 41 "describe.pgc"
124 
125 
126  /*
127  * Test DESCRIBE with a query producing tuples.
128  * DESCRIPTOR and SQL DESCRIPTOR are the same in native mode.
129  */
130 
131  strcpy(msg, "allocate");
132  ECPGallocate_desc(__LINE__, "desc1");
133 #line 49 "describe.pgc"
134 
135 if (sqlca.sqlcode < 0) exit (1);
136 #line 49 "describe.pgc"
137 
138  ECPGallocate_desc(__LINE__, "desc2");
139 #line 50 "describe.pgc"
140 
141 if (sqlca.sqlcode < 0) exit (1);
142 #line 50 "describe.pgc"
143 
144  ECPGallocate_desc(__LINE__, "desc3");
145 #line 51 "describe.pgc"
146 
147 if (sqlca.sqlcode < 0) exit (1);
148 #line 51 "describe.pgc"
149 
150  ECPGallocate_desc(__LINE__, "desc4");
151 #line 52 "describe.pgc"
152 
153 if (sqlca.sqlcode < 0) exit (1);
154 #line 52 "describe.pgc"
155 
156 
157  strcpy(msg, "prepare");
158  { ECPGprepare(__LINE__, NULL, 0, "st_id1", stmt1);
159 #line 55 "describe.pgc"
160 
161 if (sqlca.sqlcode < 0) exit (1);}
162 #line 55 "describe.pgc"
163 
164 
165  strcpy(msg, "describe");
166  { ECPGdescribe(__LINE__, 0, NULL, "st_id1",
167  ECPGt_descriptor, "desc1", 0L, 0L, 0L,
168  ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L, ECPGt_EORT);}
169 #line 58 "describe.pgc"
170 
171  { ECPGdescribe(__LINE__, 0, NULL, "st_id1",
172  ECPGt_descriptor, "desc2", 0L, 0L, 0L,
173  ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L, ECPGt_EORT);}
174 #line 59 "describe.pgc"
175 
176  { ECPGdescribe(__LINE__, 0, NULL, "st_id1",
177  ECPGt_descriptor, "desc3", 0L, 0L, 0L,
178  ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L, ECPGt_EORT);}
179 #line 60 "describe.pgc"
180 
181  { ECPGdescribe(__LINE__, 0, NULL, "st_id1",
182  ECPGt_descriptor, "desc4", 0L, 0L, 0L,
183  ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L, ECPGt_EORT);}
184 #line 61 "describe.pgc"
185 
186 
187  strcpy(msg, "get descriptor");
188  { ECPGget_desc_header(__LINE__, "desc1", &(count1));
189 
190 #line 64 "describe.pgc"
191 
192 if (sqlca.sqlcode < 0) exit (1);}
193 #line 64 "describe.pgc"
194 
195  { ECPGget_desc_header(__LINE__, "desc2", &(count2));
196 
197 #line 65 "describe.pgc"
198 
199 if (sqlca.sqlcode < 0) exit (1);}
200 #line 65 "describe.pgc"
201 
202  { ECPGget_desc_header(__LINE__, "desc3", &(count3));
203 
204 #line 66 "describe.pgc"
205 
206 if (sqlca.sqlcode < 0) exit (1);}
207 #line 66 "describe.pgc"
208 
209  { ECPGget_desc_header(__LINE__, "desc4", &(count4));
210 
211 #line 67 "describe.pgc"
212 
213 if (sqlca.sqlcode < 0) exit (1);}
214 #line 67 "describe.pgc"
215 
216 
217  if (!(count1 == count2 && count1 == count3 && count1 == count4))
218  exit(1);
219 
220  for (i = 1; i <= count1; i++)
221  {
222  { ECPGget_desc(__LINE__, "desc1", i,ECPGd_name,
223  ECPGt_char,(field_name1),(long)30,(long)1,(30)*sizeof(char), ECPGd_EODT);
224 
225 #line 74 "describe.pgc"
226 
227 if (sqlca.sqlcode < 0) exit (1);}
228 #line 74 "describe.pgc"
229 
230  { ECPGget_desc(__LINE__, "desc2", i,ECPGd_name,
231  ECPGt_char,(field_name2),(long)30,(long)1,(30)*sizeof(char), ECPGd_EODT);
232 
233 #line 75 "describe.pgc"
234 
235 if (sqlca.sqlcode < 0) exit (1);}
236 #line 75 "describe.pgc"
237 
238  { ECPGget_desc(__LINE__, "desc3", i,ECPGd_name,
239  ECPGt_char,(field_name3),(long)30,(long)1,(30)*sizeof(char), ECPGd_EODT);
240 
241 #line 76 "describe.pgc"
242 
243 if (sqlca.sqlcode < 0) exit (1);}
244 #line 76 "describe.pgc"
245 
246  { ECPGget_desc(__LINE__, "desc4", i,ECPGd_name,
247  ECPGt_char,(field_name4),(long)30,(long)1,(30)*sizeof(char), ECPGd_EODT);
248 
249 #line 77 "describe.pgc"
250 
251 if (sqlca.sqlcode < 0) exit (1);}
252 #line 77 "describe.pgc"
253 
254  printf("field_name 1 '%s' 2 '%s' 3 '%s' 4 '%s'\n",
255  field_name1, field_name2, field_name3, field_name4);
256  }
257 
258  strcpy(msg, "deallocate");
259  ECPGdeallocate_desc(__LINE__, "desc1");
260 #line 83 "describe.pgc"
261 
262 if (sqlca.sqlcode < 0) exit (1);
263 #line 83 "describe.pgc"
264 
265  ECPGdeallocate_desc(__LINE__, "desc2");
266 #line 84 "describe.pgc"
267 
268 if (sqlca.sqlcode < 0) exit (1);
269 #line 84 "describe.pgc"
270 
271  ECPGdeallocate_desc(__LINE__, "desc3");
272 #line 85 "describe.pgc"
273 
274 if (sqlca.sqlcode < 0) exit (1);
275 #line 85 "describe.pgc"
276 
277  ECPGdeallocate_desc(__LINE__, "desc4");
278 #line 86 "describe.pgc"
279 
280 if (sqlca.sqlcode < 0) exit (1);
281 #line 86 "describe.pgc"
282 
283 
284  { ECPGdeallocate(__LINE__, 0, NULL, "st_id1");
285 #line 88 "describe.pgc"
286 
287 if (sqlca.sqlcode < 0) exit (1);}
288 #line 88 "describe.pgc"
289 
290 
291  /* Test DESCRIBE with a query not producing tuples */
292 
293  strcpy(msg, "allocate");
294  ECPGallocate_desc(__LINE__, "desc1");
295 #line 93 "describe.pgc"
296 
297 if (sqlca.sqlcode < 0) exit (1);
298 #line 93 "describe.pgc"
299 
300  ECPGallocate_desc(__LINE__, "desc2");
301 #line 94 "describe.pgc"
302 
303 if (sqlca.sqlcode < 0) exit (1);
304 #line 94 "describe.pgc"
305 
306  ECPGallocate_desc(__LINE__, "desc3");
307 #line 95 "describe.pgc"
308 
309 if (sqlca.sqlcode < 0) exit (1);
310 #line 95 "describe.pgc"
311 
312  ECPGallocate_desc(__LINE__, "desc4");
313 #line 96 "describe.pgc"
314 
315 if (sqlca.sqlcode < 0) exit (1);
316 #line 96 "describe.pgc"
317 
318 
319  strcpy(msg, "prepare");
320  { ECPGprepare(__LINE__, NULL, 0, "st_id2", stmt2);
321 #line 99 "describe.pgc"
322 
323 if (sqlca.sqlcode < 0) exit (1);}
324 #line 99 "describe.pgc"
325 
326 
327  strcpy(msg, "describe");
328  { ECPGdescribe(__LINE__, 0, NULL, "st_id2",
329  ECPGt_descriptor, "desc1", 0L, 0L, 0L,
330  ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L, ECPGt_EORT);}
331 #line 102 "describe.pgc"
332 
333  { ECPGdescribe(__LINE__, 0, NULL, "st_id2",
334  ECPGt_descriptor, "desc2", 0L, 0L, 0L,
335  ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L, ECPGt_EORT);}
336 #line 103 "describe.pgc"
337 
338  { ECPGdescribe(__LINE__, 0, NULL, "st_id2",
339  ECPGt_descriptor, "desc3", 0L, 0L, 0L,
340  ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L, ECPGt_EORT);}
341 #line 104 "describe.pgc"
342 
343  { ECPGdescribe(__LINE__, 0, NULL, "st_id2",
344  ECPGt_descriptor, "desc4", 0L, 0L, 0L,
345  ECPGt_NO_INDICATOR, NULL , 0L, 0L, 0L, ECPGt_EORT);}
346 #line 105 "describe.pgc"
347 
348 
349  strcpy(msg, "get descriptor");
350  { ECPGget_desc_header(__LINE__, "desc1", &(count1));
351 
352 #line 108 "describe.pgc"
353 
354 if (sqlca.sqlcode < 0) exit (1);}
355 #line 108 "describe.pgc"
356 
357  { ECPGget_desc_header(__LINE__, "desc2", &(count2));
358 
359 #line 109 "describe.pgc"
360 
361 if (sqlca.sqlcode < 0) exit (1);}
362 #line 109 "describe.pgc"
363 
364  { ECPGget_desc_header(__LINE__, "desc3", &(count3));
365 
366 #line 110 "describe.pgc"
367 
368 if (sqlca.sqlcode < 0) exit (1);}
369 #line 110 "describe.pgc"
370 
371  { ECPGget_desc_header(__LINE__, "desc4", &(count4));
372 
373 #line 111 "describe.pgc"
374 
375 if (sqlca.sqlcode < 0) exit (1);}
376 #line 111 "describe.pgc"
377 
378 
379  if (!(count1 == count2 && count1 == count3 && count1 == count4))
380  exit(1);
381 
382  for (i = 1; i <= count1; i++)
383  {
384  { ECPGget_desc(__LINE__, "desc1", i,ECPGd_name,
385  ECPGt_char,(field_name1),(long)30,(long)1,(30)*sizeof(char), ECPGd_EODT);
386 
387 #line 118 "describe.pgc"
388 
389 if (sqlca.sqlcode < 0) exit (1);}
390 #line 118 "describe.pgc"
391 
392  { ECPGget_desc(__LINE__, "desc2", i,ECPGd_name,
393  ECPGt_char,(field_name2),(long)30,(long)1,(30)*sizeof(char), ECPGd_EODT);
394 
395 #line 119 "describe.pgc"
396 
397 if (sqlca.sqlcode < 0) exit (1);}
398 #line 119 "describe.pgc"
399 
400  { ECPGget_desc(__LINE__, "desc3", i,ECPGd_name,
401  ECPGt_char,(field_name3),(long)30,(long)1,(30)*sizeof(char), ECPGd_EODT);
402 
403 #line 120 "describe.pgc"
404 
405 if (sqlca.sqlcode < 0) exit (1);}
406 #line 120 "describe.pgc"
407 
408  { ECPGget_desc(__LINE__, "desc4", i,ECPGd_name,
409  ECPGt_char,(field_name4),(long)30,(long)1,(30)*sizeof(char), ECPGd_EODT);
410 
411 #line 121 "describe.pgc"
412 
413 if (sqlca.sqlcode < 0) exit (1);}
414 #line 121 "describe.pgc"
415 
416  printf("field_name 1 '%s' 2 '%s' 3 '%s' 4 '%s'\n",
417  field_name1, field_name2, field_name3, field_name4);
418  }
419 
420  strcpy(msg, "deallocate");
421  ECPGdeallocate_desc(__LINE__, "desc1");
422 #line 127 "describe.pgc"
423 
424 if (sqlca.sqlcode < 0) exit (1);
425 #line 127 "describe.pgc"
426 
427  ECPGdeallocate_desc(__LINE__, "desc2");
428 #line 128 "describe.pgc"
429 
430 if (sqlca.sqlcode < 0) exit (1);
431 #line 128 "describe.pgc"
432 
433  ECPGdeallocate_desc(__LINE__, "desc3");
434 #line 129 "describe.pgc"
435 
436 if (sqlca.sqlcode < 0) exit (1);
437 #line 129 "describe.pgc"
438 
439  ECPGdeallocate_desc(__LINE__, "desc4");
440 #line 130 "describe.pgc"
441 
442 if (sqlca.sqlcode < 0) exit (1);
443 #line 130 "describe.pgc"
444 
445 
446  { ECPGdeallocate(__LINE__, 0, NULL, "st_id2");
447 #line 132 "describe.pgc"
448 
449 if (sqlca.sqlcode < 0) exit (1);}
450 #line 132 "describe.pgc"
451 
452 
453 
454  /* End test */
455 
456  strcpy(msg, "drop");
457  { ECPGdo(__LINE__, 0, 1, NULL, 0, ECPGst_normal, "drop table t1", ECPGt_EOIT, ECPGt_EORT);
458 #line 138 "describe.pgc"
459 
460 if (sqlca.sqlcode < 0) exit (1);}
461 #line 138 "describe.pgc"
462 
463 
464  strcpy(msg, "commit");
465  { ECPGtrans(__LINE__, NULL, "commit");
466 #line 141 "describe.pgc"
467 
468 if (sqlca.sqlcode < 0) exit (1);}
469 #line 141 "describe.pgc"
470 
471 
472  strcpy(msg, "disconnect");
473  { ECPGdisconnect(__LINE__, "CURRENT");
474 #line 144 "describe.pgc"
475 
476 if (sqlca.sqlcode < 0) exit (1);}
477 #line 144 "describe.pgc"
478 
479 
480  return 0;
481 }
bool ECPGdisconnect(int lineno, const char *connection_name)
Definition: connect.c:669
bool ECPGallocate_desc(int line, const char *name)
Definition: descriptor.c:759
#define sqlca
Definition: sqlca.h:59
bool ECPGdo(const int lineno, const int compat, const int force_indicator, const char *connection_name, const bool questionmarks, const int st, const char *query,...)
Definition: execute.c:2037
bool ECPGprepare(int lineno, const char *connection_name, const bool questionmarks, const char *name, const char *variable)
Definition: prepare.c:161
bool ECPGdescribe(int line, int compat, bool input, const char *connection_name, const char *stmt_name,...)
Definition: descriptor.c:814
bool ECPGconnect(int lineno, int c, const char *name, const char *user, const char *passwd, const char *connection_name, int autocommit)
Definition: connect.c:271
bool ECPGget_desc(int lineno, const char *desc_name, int index,...)
Definition: descriptor.c:245
bool ECPGdeallocate(int lineno, int c, const char *connection_name, const char *name)
Definition: prepare.c:253
#define ECPGdebug(X, Y)
bool ECPGget_desc_header(int lineno, const char *desc_name, int *count)
Definition: descriptor.c:91
bool ECPGdeallocate_desc(int line, const char *name)
Definition: descriptor.c:712
bool ECPGtrans(int lineno, const char *connection_name, const char *transaction)
Definition: misc.c:199
int i