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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-04 12:17:33 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-04 12:17:33 +0000 |
commit | 5e45211a64149b3c659b90ff2de6fa982a5a93ed (patch) | |
tree | 739caf8c461053357daa9f162bef34516c7bf452 /src/interfaces/ecpg/test/compat_oracle | |
parent | Initial commit. (diff) | |
download | postgresql-15-5e45211a64149b3c659b90ff2de6fa982a5a93ed.tar.xz postgresql-15-5e45211a64149b3c659b90ff2de6fa982a5a93ed.zip |
Adding upstream version 15.5.upstream/15.5
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/interfaces/ecpg/test/compat_oracle')
-rw-r--r-- | src/interfaces/ecpg/test/compat_oracle/.gitignore | 2 | ||||
-rw-r--r-- | src/interfaces/ecpg/test/compat_oracle/Makefile | 11 | ||||
-rw-r--r-- | src/interfaces/ecpg/test/compat_oracle/char_array.pgc | 93 |
3 files changed, 106 insertions, 0 deletions
diff --git a/src/interfaces/ecpg/test/compat_oracle/.gitignore b/src/interfaces/ecpg/test/compat_oracle/.gitignore new file mode 100644 index 0000000..63b3766 --- /dev/null +++ b/src/interfaces/ecpg/test/compat_oracle/.gitignore @@ -0,0 +1,2 @@ +/char_array +/char_array.c diff --git a/src/interfaces/ecpg/test/compat_oracle/Makefile b/src/interfaces/ecpg/test/compat_oracle/Makefile new file mode 100644 index 0000000..cd4e7e8 --- /dev/null +++ b/src/interfaces/ecpg/test/compat_oracle/Makefile @@ -0,0 +1,11 @@ +subdir = src/interfaces/ecpg/test/compat_oracle +top_builddir = ../../../../.. +include $(top_builddir)/src/Makefile.global +include $(top_srcdir)/$(subdir)/../Makefile.regress + +# Use special oracle compatibility switch for all tests in this directory +ECPG += -C ORACLE + +TESTS = char_array char_array.c + +all: $(TESTS) diff --git a/src/interfaces/ecpg/test/compat_oracle/char_array.pgc b/src/interfaces/ecpg/test/compat_oracle/char_array.pgc new file mode 100644 index 0000000..de18cbb --- /dev/null +++ b/src/interfaces/ecpg/test/compat_oracle/char_array.pgc @@ -0,0 +1,93 @@ +#include <stdio.h> +#include <stdlib.h> +#include <string.h> + +#include <pgtypes_numeric.h> + +EXEC SQL INCLUDE sqlda.h; + +EXEC SQL INCLUDE ../regression; + +static void warn(void) +{ + fprintf(stderr, "Warning: At least one column was truncated\n"); +} + +/* Compatible handling of char array to retrieve varchar field to char array + should be fixed-length, blank-padded, then null-terminated. + Conforms to the ANSI Fixed Character type. */ + +int main() { + + EXEC SQL WHENEVER SQLWARNING do warn(); + EXEC SQL WHENEVER SQLERROR STOP; + + const char *ppppp = "XXXXX"; + int loopcount; + sqlda_t *sqlda = NULL; + + EXEC SQL BEGIN DECLARE SECTION; + char shortstr[5]; + char bigstr[11]; + short shstr_ind = 0; + short bigstr_ind = 0; + EXEC SQL END DECLARE SECTION; + + ECPGdebug(1, stderr); + EXEC SQL CONNECT TO REGRESSDB1; + + EXEC SQL CREATE TABLE strdbase (strval varchar(10)); + EXEC SQL INSERT INTO strdbase values (''); + EXEC SQL INSERT INTO strdbase values ('AB'); + EXEC SQL INSERT INTO strdbase values ('ABCD'); + EXEC SQL INSERT INTO strdbase values ('ABCDE'); + EXEC SQL INSERT INTO strdbase values ('ABCDEF'); + EXEC SQL INSERT INTO strdbase values ('ABCDEFGHIJ'); + + EXEC SQL declare C cursor for select strval, strval from strdbase; + EXEC SQL OPEN C; + + EXEC SQL WHENEVER NOT FOUND DO BREAK; + + printf("Full Str. : Short Ind.\n"); + for (loopcount = 0; loopcount < 100; loopcount++) { + strncpy(shortstr, ppppp, sizeof shortstr); + memset(bigstr, 0, sizeof bigstr); + EXEC SQL FETCH C into :bigstr :bigstr_ind, :shortstr :shstr_ind; + printf("\"%s\": \"%s\" %d\n", bigstr, shortstr, shstr_ind); + } + + EXEC SQL CLOSE C; + EXEC SQL DROP TABLE strdbase; + EXEC SQL COMMIT WORK; + + /* SQLDA handling */ + EXEC SQL WHENEVER SQLWARNING SQLPRINT; + EXEC SQL WHENEVER NOT FOUND STOP; + EXEC SQL PREPARE stmt1 FROM "SELECT 123::numeric(3,0), 't'::varchar(2)"; + EXEC SQL DECLARE cur1 CURSOR FOR stmt1; + EXEC SQL OPEN cur1; + EXEC SQL FETCH NEXT FROM cur1 INTO DESCRIPTOR sqlda; + + printf("\n-----------------\ntype : data\n"); + for (int i = 0 ; i < sqlda->sqld ; i++) + { + sqlvar_t v = sqlda->sqlvar[i]; + char *sqldata = v.sqldata; + + if (v.sqltype == ECPGt_numeric) + sqldata = + PGTYPESnumeric_to_asc((numeric*) sqlda->sqlvar[i].sqldata, -1); + + printf("%-8s: \"%s\"\n", v.sqlname.data, sqldata); + } + + EXEC SQL CLOSE cur1; + EXEC SQL COMMIT WORK; + + printf("\nGOOD-BYE!!\n\n"); + + EXEC SQL DISCONNECT ALL; + + return 0; +} |