Changeset: 54ef379b6d2a for MonetDB
URL: http://dev.monetdb.org/hg/MonetDB?cmd=changeset;node=54ef379b6d2a
Modified Files:
sql/backends/monet5/iot/Tests/genbasket.c
Branch: iot
Log Message:
Binary basket generator
diffs (143 lines):
diff --git a/sql/backends/monet5/iot/Tests/genbasket.c
b/sql/backends/monet5/iot/Tests/genbasket.c
--- a/sql/backends/monet5/iot/Tests/genbasket.c
+++ b/sql/backends/monet5/iot/Tests/genbasket.c
@@ -1,36 +1,130 @@
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
+#include <values.h>
+#include <sys/time.h>
+#include <time.h>
-/* Create a binay column for testing purposes */
+/* Martin Kersten
+ * A minimal file to show how to create the binary files used in MonetDB
+ */
+
+/* The MonetDB types supported */
+typedef signed char bte;
+typedef short sht;
+typedef float flt;
+typedef double dbl;
+typedef long lng; /* make sure it is 8 bytes */
+
+typedef time_t clk;
+typedef int date;
+typedef int daytime;
+typedef union {
+ lng alignment;
+ struct {
+#ifndef WORDS_BIGENDIAN
+ daytime p_msecs;
+ date p_days;
+#else
+ date p_days;
+ daytime p_msecs;
+#endif
+ } payload;
+} timestamp;
+
+const bte bte_nil = -127;
+const sht sht_nil = SHRT_MIN;
+const int int_nil = INT_MIN;
+const flt flt_nil = FLT_MIN;
+const dbl dbl_nil = DBL_MIN;
+const lng lng_nil = LONG_MIN;
+const clk time_nil = INT_MIN;
+const date date_nil = INT_MIN;
+const daytime daytime_nil =(daytime) INT_MIN;
+const timestamp timestamp_nil =(timestamp) LONG_MIN;
+
int main(int argc, char **argv)
{
- int i,j,lim,val;
+ int i,j,lim;
FILE *f;
if ( argc <3 || (argc %2 != 0) ){
printf("use:%s <recordcount> [<filename> <type>] ...\n",
argv[0]);
return -1;
}
- lim = atoi(argv[1]);
+ if( sizeof(lng) != 8){
+ printf("only use 8-byte lng\n");
+ return -1;
+ }
+ i = 1;
+ lim = atoi(argv[i]);
if( lim < 0){
printf("record count <0\n");
return -1;
}
- for( i= 2; i< argc; i+=2){
+
+ for( i++; i< argc; i+=2){
f= fopen(argv[i],"w");
if( f== NULL){
printf("could not create '%s'\n",argv[i]);
return -1;
}
- if( strcmp(argv[i+1],"int") == 0 ){
- for(j=0; j< lim; j++){
+ if( strncmp(argv[i+1],"int",3) == 0 ){
+ int val= 0;
+ for(j=0; j< lim; j++, val++)
fwrite((void*)&val, sizeof(val), 1, f);
- val++;
- }
- } else printf("invalid type %s\n", argv[i+1]);
+ if(strstr(argv[i+1],"nil"))
+ fwrite((void*)&int_nil, sizeof(val), 1, f);
+
+ } else
+ if( strncmp(argv[i+1],"lng",3) == 0 ){
+ lng val= 0;
+ for(j=0; j< lim; j++, val++)
+ fwrite((void*)&val, sizeof(val), 1, f);
+ if(strstr(argv[i+1],"nil"))
+ fwrite((void*)&lng_nil, sizeof(val), 1, f);
+ } else
+ if( strncmp(argv[i+1],"timestamp",9) == 0 ){
+ timestamp val; // representation of timestamp
+ val.payload.p_days=0;
+ val.payload.p_msecs=0;
+ for(j=0; j< lim; j++, val.payload.p_days++)
+ fwrite((void*)&val, sizeof(val), 1, f);
+ if(strstr(argv[i+1],"nil"))
+ fwrite((void*)×tamp_nil, sizeof(val), 1,
f);
+ } else
+ if( strncmp(argv[i+1],"time",4) == 0 ){
+ clk val; // representation of date values
+ ctime(&val);
+ for(j=0; j< lim; j++, val++)
+ fwrite((void*)&val, sizeof(val), 1, f);
+ if(strstr(argv[i+1],"nil"))
+ fwrite((void*)&time_nil, sizeof(val), 1, f);
+ } else
+ if( strncmp(argv[i+1],"date",4) == 0 ){
+ date val=0; // representation of date values
+ for(j=0; j< lim; j++, val++)
+ fwrite((void*)&val, sizeof(val), 1, f);
+ if(strstr(argv[i+1],"nil"))
+ fwrite((void*)&date_nil, sizeof(val), 1, f);
+ } else
+ if( strncmp(argv[i+1],"flt",3) == 0 ){
+ flt val;
+ for(j=0; j< lim; j++, val+= 1.0)
+ fwrite((void*)&val, sizeof(val), 1, f);
+ if(strstr(argv[i+1],"nil"))
+ fwrite((void*)&flt_nil, sizeof(val), 1, f);
+ } else
+ if( strncmp(argv[i+1],"dbl",3) == 0 ){
+ dbl val;
+ for(j=0; j< lim; j++, val+= 1.0)
+ fwrite((void*)&val, sizeof(val), 1, f);
+ if(strstr(argv[i+1],"nil"))
+ fwrite((void*)&dbl_nil, sizeof(val), 1, f);
+ }
+ else printf("invalid type %s\n", argv[i+1]);
fclose(f);
}
}
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