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Test unusable constraints

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This commit is contained in:
Colin Dellow
2018-03-10 13:38:34 -05:00
parent 96fcafcd2f
commit d28ae86d15
2 changed files with 15 additions and 7 deletions
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20
parquet/parquet.cc
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@@ -279,14 +279,15 @@ static int parquetEof(sqlite3_vtab_cursor *cur){
void debugConstraints(sqlite3_index_info *pIdxInfo, ParquetTable *table, int argc, sqlite3_value** argv) {
printf("debugConstraints, argc=%d\n", argc);
int j = 0;
for(int i = 0; i < pIdxInfo->nConstraint; i++) {
std::string valueStr = "?";
if(argv != NULL) {
int type = sqlite3_value_type(argv[i]);
if(argv != NULL && pIdxInfo->aConstraint[i].usable) {
int type = sqlite3_value_type(argv[j]);
switch(type) {
case SQLITE_INTEGER:
{
sqlite3_int64 rv = sqlite3_value_int64(argv[i]);
sqlite3_int64 rv = sqlite3_value_int64(argv[j]);
std::ostringstream ss;
ss << rv;
valueStr = ss.str();
@@ -294,7 +295,7 @@ void debugConstraints(sqlite3_index_info *pIdxInfo, ParquetTable *table, int arg
}
case SQLITE_FLOAT:
{
double rv = sqlite3_value_double(argv[i]);
double rv = sqlite3_value_double(argv[j]);
std::ostringstream ss;
ss << rv;
valueStr = ss.str();
@@ -302,7 +303,7 @@ void debugConstraints(sqlite3_index_info *pIdxInfo, ParquetTable *table, int arg
}
case SQLITE_TEXT:
{
const unsigned char* rv = sqlite3_value_text(argv[i]);
const unsigned char* rv = sqlite3_value_text(argv[j]);
std::ostringstream ss;
ss << "'" << rv << "'";
valueStr = ss.str();
@@ -310,7 +311,7 @@ void debugConstraints(sqlite3_index_info *pIdxInfo, ParquetTable *table, int arg
}
case SQLITE_BLOB:
{
int sizeBytes = sqlite3_value_bytes(argv[i]);
int sizeBytes = sqlite3_value_bytes(argv[j]);
std::ostringstream ss;
ss << "'..." << sizeBytes << "-byte blob...'";
valueStr = ss.str();
@@ -322,6 +323,7 @@ void debugConstraints(sqlite3_index_info *pIdxInfo, ParquetTable *table, int arg
break;
}
}
j++;
}
printf(" constraint %d: col %s %s %s, usable %d\n",
i,
@@ -372,8 +374,12 @@ static int parquetBestIndex(
} else {
pIdxInfo->estimatedCost = 1;
pIdxInfo->idxNum = 1;
int j = 0;
for(int i = 0; i < pIdxInfo->nConstraint; i++) {
pIdxInfo->aConstraintUsage[i].argvIndex = i + 1;
if(pIdxInfo->aConstraint[i].usable) {
j++;
pIdxInfo->aConstraintUsage[i].argvIndex = j;
}
}
// TODO: consider setting this when querying by rowid? Unclear if that's implied.