ED-4479:Adding sample code for Database Procedures without registration

EnterpriseAccess/database_procedures_without_registering/src/demo_exec_dbprocs_with_reg.sc

@@ -0,0 +1,57 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <ctype.h>     
+#include <fcntl.h>     
+#include <inttypes.h>
+#include <stdint.h>
+
+exec sql include sqlca;
+exec sql include sqlda;
+
+#define dbg(...) do { 													\
+					fprintf(stderr, "[DBG ] : ");						\
+					fprintf(stderr, "\n********************** \n");	\
+					fprintf(stderr, __VA_ARGS__);						\
+					fprintf(stderr,"\n********************** \n");		\
+					fprintf(stderr, "\n");								\
+				} while(0)
+
+
+static void demo_dbproc_with_reg(void)
+{
+	EXEC SQL BEGIN DECLARE SECTION;
+        char register_procedure[] = {
+                                        "register procedure dbproc1 (a1 char(25)) "
+                                        "as import from dbproc1"
+                                    };
+        char c1[] = {"Col1"};
+    EXEC SQL END DECLARE SECTION;
+    EXEC SQL WHENEVER SQLERROR STOP;
+    EXEC SQL EXECUTE IMMEDIATE :register_procedure;
+    EXEC SQL EXECUTE PROCEDURE dbproc1(a1=:c1);
+
+    EXEC SQL COMMIT;
+}
+
+
+int main(int argc, char **argv)
+{
+	EXEC SQL BEGIN DECLARE SECTION;
+		char *dbname = NULL;
+	EXEC SQL END DECLARE SECTION;
+
+    if (argc < 1 || argv[0] == NULL) {
+        fprintf(stderr, "Connection String not provided!! Please provide connection string as argument");
+        return -1;
+    }
+    dbname = argv[1];
+
+	EXEC SQL WHENEVER SQLERROR STOP;
+	dbg("connecting to %s...\n", dbname);
+	EXEC SQL CONNECT :dbname;
+
+    demo_dbproc_with_reg();
+
+	EXEC SQL DISCONNECT;
+}

EnterpriseAccess/database_procedures_without_registering/src/demo_exec_dbprocs_without_reg.sc

@@ -0,0 +1,58 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <ctype.h>     
+#include <fcntl.h>     
+#include <inttypes.h>
+#include <stdint.h>
+
+exec sql include sqlca;
+exec sql include sqlda;
+
+#define dbg(...) do { 													\
+					fprintf(stderr, "[DBG ] : ");						\
+					fprintf(stderr, "\n********************** \n");	\
+					fprintf(stderr, __VA_ARGS__);						\
+					fprintf(stderr,"\n********************** \n");		\
+					fprintf(stderr, "\n");								\
+				} while(0)
+
+
+/*
+ * No registration of the procedure with EA is performed here.
+ */
+static void demo_dbproc_with_out_reg(void)
+{
+	EXEC SQL BEGIN DECLARE SECTION;
+        char enable_procedures_without_registration[] = {"set NOREGPROC"};
+        char disable_procedures_without_registration[] = {"set REGPROC"};
+        char c1[] = {"DBPROC_NO_REG"};
+    EXEC SQL END DECLARE SECTION;
+    EXEC SQL WHENEVER SQLERROR STOP;
+    EXEC SQL EXECUTE IMMEDIATE :enable_procedures_without_registration;
+    EXEC SQL EXECUTE PROCEDURE dbproc1(a1=:c1);
+    EXEC SQL EXECUTE IMMEDIATE :disable_procedures_without_registration;
+
+    EXEC SQL COMMIT;
+}
+
+int main(int argc, char **argv)
+{
+	EXEC SQL BEGIN DECLARE SECTION;
+		char *dbname = NULL;
+	EXEC SQL END DECLARE SECTION;
+
+    if (argc < 1 || argv[0] == NULL) {
+        fprintf(stderr, "Connection String not provided!! Please provide connection string as argument");
+        return -1;
+    }
+    dbname = argv[1];
+
+	EXEC SQL WHENEVER SQLERROR STOP;
+	dbg("connecting to %s...\n", dbname);
+	EXEC SQL CONNECT :dbname;
+
+    demo_dbproc_with_out_reg();
+
+	EXEC SQL DISCONNECT;
+}

EnterpriseAccess/database_procedures_without_registering/src/demo_setup_dbprocs.sc

@@ -0,0 +1,64 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <ctype.h>     
+#include <fcntl.h>     
+#include <inttypes.h>
+#include <stdint.h>
+
+exec sql include sqlca;
+exec sql include sqlda;
+
+#define dbg(...) do { 													\
+					fprintf(stderr, "[DBG ] : ");						\
+					fprintf(stderr, "\n********************** \n");	\
+					fprintf(stderr, __VA_ARGS__);						\
+					fprintf(stderr,"\n********************** \n");		\
+					fprintf(stderr, "\n");								\
+				} while(0)
+
+
+static void setup_demo_dbproc(void)
+{
+	EXEC SQL BEGIN DECLARE SECTION;
+        char drop_procedure [] = {"drop procedure dbproc1"};
+        char drop_table [] = {"drop table table1"};
+        char remove_procedure[] = {"remove procedure dbproc1"};
+
+        char create_proc_cmd[] = {
+                                    "create or replace procedure dbproc1(a1 in char) "
+                                    "as begin "
+                                    "insert into table1 values(a1);"
+                                    "end;"
+                                 };
+	EXEC SQL END DECLARE SECTION;
+
+    EXEC SQL WHENEVER SQLERROR CONTINUE;
+    EXEC SQL EXECUTE IMMEDIATE :remove_procedure;
+    EXEC SQL EXECUTE IMMEDIATE :drop_table;
+    EXEC SQL DIRECT EXECUTE IMMEDIATE :drop_procedure;
+    EXEC SQL WHENEVER SQLERROR STOP;
+    EXEC SQL CREATE TABLE table1 (col1 char(100));
+    EXEC SQL DIRECT EXECUTE IMMEDIATE :create_proc_cmd;
+    EXEC SQL COMMIT;
+}
+
+int main(int argc, char **argv)
+{
+	EXEC SQL BEGIN DECLARE SECTION;
+		char *dbname = NULL;
+	EXEC SQL END DECLARE SECTION;
+
+    if (argc < 1 || argv[0] == NULL) {
+        fprintf(stderr, "Connection String not provided!! Please provide connection string as argument");
+        return -1;
+    }
+    dbname = argv[1];
+	EXEC SQL WHENEVER SQLERROR STOP;
+	dbg("connecting to %s...\n", dbname);
+	EXEC SQL CONNECT :dbname;
+
+    setup_demo_dbproc();
+
+	EXEC SQL DISCONNECT;
+}