deniskuzZ commented on code in PR #4959:
URL: https://github.com/apache/hive/pull/4959#discussion_r1504065586
##########
standalone-metastore/metastore-server/src/main/java/org/apache/hadoop/hive/metastore/MetaStoreDirectSql.java:
##########
@@ -1424,30 +1422,36 @@ public void visit(LeafNode node) throws MetaException {
return;
}
+ String nodeValue0 = "?";
// if Filter.g does date parsing for quoted strings, we'd need to verify
there's no
// type mismatch when string col is filtered by a string that looks like
date.
- if (colType == FilterType.Date && valType == FilterType.String) {
- // Filter.g cannot parse a quoted date; try to parse date here too.
+ if (colType == FilterType.Date) {
try {
- nodeValue = MetaStoreUtils.convertStringToDate((String)nodeValue);
+ // check the nodeValue is a valid date
+ nodeValue = MetaStoreUtils.convertDateToString(
+ MetaStoreUtils.convertStringToDate((String) nodeValue));
valType = FilterType.Date;
- } catch (Exception pe) { // do nothing, handled below - types will
mismatch
+ if (dbType.isPOSTGRES() || dbType.isORACLE()) {
+ nodeValue0 = "date '" + nodeValue + "'";
+ nodeValue = null;
+ }
+ } catch (Exception e) { // do nothing, handled below - types will
mismatch
+ }
+ } else if (colType == FilterType.Timestamp) {
+ if (dbType.isDERBY() || dbType.isMYSQL()) {
+ filterBuffer.setError("Filter pushdown on timestamp not supported
for " + dbType.dbType.name());
Review Comment:
should we move this to constants?
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