qidaye commented on code in PR #9593:
URL: https://github.com/apache/incubator-doris/pull/9593#discussion_r874609723
##########
fe/fe-core/src/main/java/org/apache/doris/catalog/HiveTable.java:
##########
@@ -74,6 +89,98 @@ public Map<String, String> getHiveProperties() {
return hiveProperties;
}
+ @Override
+ public List<Column> getBaseSchema(boolean full) {
+ if (isLocalSchema) {
+ return super.getBaseSchema(full);
+ }
+ List<Column> hiveMetastoreSchema = Lists.newArrayList();
+ try {
+ for (FieldSchema field :
HiveMetaStoreClientHelper.getSchema(this)) {
+ hiveMetastoreSchema.add(new Column(field.getName(),
convertToDorisType(field.getType()),
+ true, null, true, null, field.getComment()));
+ }
+ } catch (DdlException e) {
+ LOG.warn("Failed to get schema of hive table. DB {}, Table {}. {}",
+ this.hiveDb, this.hiveTable, e.getMessage());
+ return null;
+ }
+ fullSchema = hiveMetastoreSchema;
+ return fullSchema;
+ }
+
+ @Override
+ public Column getColumn(String name) {
+ if (isLocalSchema) {
+ return nameToColumn.get(name);
+ }
+ Column col = null;
+ if (fullSchema == null || fullSchema.size() == 0) {
+ getBaseSchema(true);
+ }
+ for (Column column : fullSchema) {
+ if (column.getName().equals(name)) {
+ return column;
+ }
+ }
+ return col;
+ }
+
+ private Type convertToDorisType(String hiveType) {
+ String lowerCaseType = hiveType.toLowerCase();
+ if (lowerCaseType.equals("boolean")) {
+ return Type.BOOLEAN;
+ }
+ if (lowerCaseType.equals("tinyint")) {
+ return Type.TINYINT;
+ }
+ if (lowerCaseType.equals("smallint")) {
+ return Type.SMALLINT;
+ }
+ if (lowerCaseType.equals("int")) {
+ return Type.INT;
+ }
+ if (lowerCaseType.equals("bigint")) {
+ return Type.BIGINT;
+ }
+ if (lowerCaseType.startsWith("char")) {
+ ScalarType type = ScalarType.createType(PrimitiveType.CHAR);
+ Matcher match = digitPattern.matcher(lowerCaseType);
+ if (match.find()) {
+ type.setLength(Integer.parseInt(match.group(1)));
+ }
+ return type;
+ }
+ if (lowerCaseType.startsWith("varchar")) {
+ ScalarType type = ScalarType.createType(PrimitiveType.VARCHAR);
+ Matcher match = digitPattern.matcher(lowerCaseType);
+ if (match.find()) {
+ type.setLength(Integer.parseInt(match.group(1)));
+ }
+ return type;
+ }
+ if (lowerCaseType.startsWith("decimal")) {
+ Matcher match = digitPattern.matcher(lowerCaseType);
+ int precision = ScalarType.DEFAULT_PRECISION;
+ int scale = ScalarType.DEFAULT_SCALE;
+ if (match.find()) {
+ precision = Integer.parseInt(match.group(1));
+ }
+ if (match.find()) {
+ scale = Integer.parseInt(match.group(1));
+ }
+ return ScalarType.createDecimalV2Type(precision, scale);
+ }
+ if (lowerCaseType.equals("date")) {
+ return Type.DATE;
+ }
+ if (lowerCaseType.equals("datetime")) {
Review Comment:
```suggestion
if (lowerCaseType.equals("timestamp")) {
```
##########
fe/fe-core/src/main/java/org/apache/doris/catalog/HiveTable.java:
##########
@@ -74,6 +89,92 @@ public Map<String, String> getHiveProperties() {
return hiveProperties;
}
+ @Override
+ public List<Column> getBaseSchema(boolean full) {
+ if (isLocalSchema) {
+ return super.getBaseSchema(full);
+ }
+ List<Column> hiveMetastoreSchema = Lists.newArrayList();
+ try {
+ for (FieldSchema field :
HiveMetaStoreClientHelper.getSchema(this)) {
+ field.getType();
+ hiveMetastoreSchema.add(new Column(field.getName(),
convertToDorisType(field.getType()),
+ true, null, true, null, field.getComment()));
+ }
+ } catch (DdlException e) {
+ LOG.warn("Failed to get schema of hive table. DB {}, Table {}. {}",
+ this.hiveDb, this.hiveTable, e.getMessage());
+ return null;
+ }
+ fullSchema = hiveMetastoreSchema;
+ return fullSchema;
+ }
+
+ public Column getColumn(String name) {
Review Comment:
OK
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