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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-13 13:44:03 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-13 13:44:03 +0000
commit293913568e6a7a86fd1479e1cff8e2ecb58d6568 (patch)
treefc3b469a3ec5ab71b36ea97cc7aaddb838423a0c /src/interfaces/ecpg/test/sql/dyntest.pgc
parentInitial commit. (diff)
downloadpostgresql-16-293913568e6a7a86fd1479e1cff8e2ecb58d6568.tar.xz
postgresql-16-293913568e6a7a86fd1479e1cff8e2ecb58d6568.zip
Adding upstream version 16.2.upstream/16.2
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/interfaces/ecpg/test/sql/dyntest.pgc')
-rw-r--r--src/interfaces/ecpg/test/sql/dyntest.pgc199
1 files changed, 199 insertions, 0 deletions
diff --git a/src/interfaces/ecpg/test/sql/dyntest.pgc b/src/interfaces/ecpg/test/sql/dyntest.pgc
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+/* dynamic SQL test program
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+
+exec sql include sql3types;
+exec sql include sqlca;
+exec sql include ../regression;
+
+static void
+error (void)
+{
+ printf ("\n#%ld:%s\n", sqlca.sqlcode, sqlca.sqlerrm.sqlerrmc);
+ exit (1);
+}
+
+int
+main ()
+{
+ exec sql begin declare section;
+ int COUNT;
+ int INTVAR;
+ int INDEX;
+ int INDICATOR;
+ int TYPE, LENGTH, OCTET_LENGTH, PRECISION, SCALE, RETURNED_OCTET_LENGTH;
+ int DATETIME_INTERVAL_CODE;
+ char NAME[120], BOOLVAR;
+ char STRINGVAR[1024];
+ double DOUBLEVAR;
+ char *QUERY;
+ exec sql end declare section;
+ int done = 0;
+
+ exec sql var BOOLVAR is bool;
+
+ ECPGdebug (1, stderr);
+
+ QUERY = "select * from dyntest";
+
+ exec sql whenever sqlerror
+ do
+ error ();
+
+ exec sql allocate descriptor MYDESC;
+
+ exec sql connect to REGRESSDB1;
+
+ exec sql set datestyle to german;
+
+ exec sql create table dyntest (name char (14), d float8, i int,
+ bignumber int8, b boolean, comment text,
+ day date);
+ exec sql insert into dyntest values ('first entry', 14.7, 14, 123045607890, true, 'The world''s most advanced open source database.', '1987-07-14');
+ exec sql insert into dyntest values ('second entry', 1407.87, 1407, 987065403210, false, 'The elephant never forgets.', '1999-11-5');
+
+ exec sql prepare MYQUERY from :QUERY;
+ exec sql declare MYCURS cursor for MYQUERY;
+
+ exec sql open MYCURS;
+
+ while (1)
+ {
+ exec sql fetch in MYCURS into sql descriptor MYDESC;
+
+ if (sqlca.sqlcode)
+ break;
+
+ exec sql get descriptor MYDESC:COUNT = count;
+ if (!done)
+ {
+ printf ("Found %d columns\n", COUNT);
+ done = 1;
+ }
+
+ for (INDEX = 1; INDEX <= COUNT; ++INDEX)
+ {
+ exec sql get descriptor MYDESC value :INDEX
+ :TYPE = type,
+ :LENGTH = length,
+ :OCTET_LENGTH = octet_length,
+ :RETURNED_OCTET_LENGTH = returned_octet_length,
+ :PRECISION = precision,
+ :SCALE = scale,
+ :NAME = name,
+ :INDICATOR = indicator;
+ printf ("%2d\t%s (type: %d length: %d precision: %d scale: %d = " , INDEX, NAME, TYPE, LENGTH, PRECISION, SCALE);
+ switch (TYPE)
+ {
+ case SQL3_BOOLEAN:
+ printf ("bool");
+ break;
+ case SQL3_NUMERIC:
+ printf ("numeric(%d,%d)", PRECISION, SCALE);
+ break;
+ case SQL3_DECIMAL:
+ printf ("decimal(%d,%d)", PRECISION, SCALE);
+ break;
+ case SQL3_INTEGER:
+ printf ("integer");
+ break;
+ case SQL3_SMALLINT:
+ printf ("smallint");
+ break;
+ case SQL3_FLOAT:
+ printf ("float(%d,%d)", PRECISION, SCALE);
+ break;
+ case SQL3_REAL:
+ printf ("real");
+ break;
+ case SQL3_DOUBLE_PRECISION:
+ printf ("double precision");
+ break;
+ case SQL3_DATE_TIME_TIMESTAMP:
+ exec sql get descriptor MYDESC value :INDEX
+ :DATETIME_INTERVAL_CODE = datetime_interval_code;
+ switch (DATETIME_INTERVAL_CODE)
+ {
+ case SQL3_DDT_DATE:
+ printf ("date");
+ break;
+ case SQL3_DDT_TIME:
+ printf ("time");
+ break;
+ case SQL3_DDT_TIMESTAMP:
+ printf ("timestamp");
+ break;
+ case SQL3_DDT_TIME_WITH_TIME_ZONE:
+ printf ("time with time zone");
+ break;
+ case SQL3_DDT_TIMESTAMP_WITH_TIME_ZONE:
+ printf ("timestamp with time zone");
+ break;
+ }
+ break;
+ case SQL3_INTERVAL:
+ printf ("interval");
+ break;
+ case SQL3_CHARACTER:
+ if (LENGTH > 0)
+ printf ("char(%d)", LENGTH);
+ else
+ printf ("text");
+ break;
+ case SQL3_CHARACTER_VARYING:
+ if (LENGTH > 0)
+ printf ("varchar(%d)", LENGTH);
+ else
+ printf ("varchar()");
+ break;
+ default:
+ printf ("<SQL3 %d>", TYPE);
+ break;
+ }
+ printf (")\n\toctet_length: %d returned_octet_length: %d)\n\t= ",
+ OCTET_LENGTH, RETURNED_OCTET_LENGTH);
+ if (INDICATOR == -1)
+ printf ("NULL\n");
+ else
+ switch (TYPE)
+ {
+ case SQL3_BOOLEAN:
+ exec sql get descriptor MYDESC value :INDEX :BOOLVAR = data;
+ printf ("%s\n", BOOLVAR ? "true" : "false");
+ break;
+ case SQL3_INTEGER:
+ case SQL3_SMALLINT:
+ exec sql get descriptor MYDESC value :INDEX :INTVAR = data;
+ printf ("%d\n", INTVAR);
+ break;
+ case SQL3_DOUBLE_PRECISION:
+ exec sql get descriptor MYDESC value :INDEX :DOUBLEVAR = data;
+ printf ("%.*f\n", PRECISION, DOUBLEVAR);
+ break;
+ case SQL3_DATE_TIME_TIMESTAMP:
+ exec sql get descriptor MYDESC value :INDEX
+ :DATETIME_INTERVAL_CODE = datetime_interval_code,
+ :STRINGVAR = data;
+ printf ("%d \"%s\"\n", DATETIME_INTERVAL_CODE, STRINGVAR);
+ break;
+ case SQL3_CHARACTER:
+ case SQL3_CHARACTER_VARYING:
+ exec sql get descriptor MYDESC value :INDEX :STRINGVAR = data;
+ printf ("\"%s\"\n", STRINGVAR);
+ break;
+ default:
+ exec sql get descriptor MYDESC value :INDEX :STRINGVAR = data;
+ printf ("<\"%s\">\n", STRINGVAR);
+ break;
+ }
+ }
+ }
+
+ exec sql close MYCURS;
+
+ exec sql deallocate descriptor MYDESC;
+
+ return 0;
+ }