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Add an option to treat empty CSV columns as nulls, not empty strings

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This commit is contained in:
Eric Fischer
2018-07-19 14:33:33 -07:00
parent 3cb09d0e2a
commit 87a1bb7851
13 changed files with 3320 additions and 3 deletions
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tile-join.cpp
+7 -1
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@@ -39,6 +39,7 @@
int pk = false;
int pC = false;
int pg = false;
int pe = false;
size_t CPUS;
int quiet = false;
int maxzoom = 32;
@@ -243,11 +244,13 @@ void handle(std::string message, int z, unsigned x, unsigned y, std::map<std::st
} else if (is_number(joinval)) {
attr_type = mvt_double;
}
} else if (pe) {
attr_type = mvt_null;
}
const char *sjoinkey = joinkey.c_str();
if (exclude.count(joinkey) == 0 && exclude_attributes.count(joinkey) == 0) {
if (exclude.count(joinkey) == 0 && exclude_attributes.count(joinkey) == 0 && attr_type != mvt_null) {
mvt_value outval;
if (attr_type == mvt_string) {
outval.type = mvt_string;
@@ -876,6 +879,7 @@ int main(int argc, char **argv) {
{"no-tile-size-limit", no_argument, &pk, 1},
{"no-tile-compression", no_argument, &pC, 1},
{"empty-csv-columns-are-null", no_argument, &pe, 1},
{"no-tile-stats", no_argument, &pg, 1},
{0, 0, 0, 0},
@@ -952,6 +956,8 @@ int main(int argc, char **argv) {
pC = true;
} else if (strcmp(optarg, "g") == 0) {
pg = true;
} else if (strcmp(optarg, "e") == 0) {
pe = true;
} else {
fprintf(stderr, "%s: Unknown option for -p%s\n", argv[0], optarg);
exit(EXIT_FAILURE);