Github user hyunsik commented on a diff in the pull request:
https://github.com/apache/tajo/pull/624#discussion_r38730778
--- Diff:
tajo-catalog/tajo-catalog-server/src/main/java/org/apache/tajo/catalog/store/AbstractDBStore.java
---
@@ -2173,6 +2179,244 @@ private void setPartitionKeys(int pid,
PartitionDescProto.Builder partitionDesc)
}
@Override
+ public boolean existPartitions(String databaseName, String tableName)
throws UndefinedDatabaseException,
+ UndefinedTableException, UndefinedPartitionMethodException {
+ Connection conn = null;
+ ResultSet res = null;
+ PreparedStatement pstmt = null;
+ boolean result = false;
+
+ try {
+ String sql = "SELECT COUNT(*) CNT FROM "
+ + TB_PARTTIONS +" WHERE " + COL_TABLES_PK + " = ? ";
+
+ if (LOG.isDebugEnabled()) {
+ LOG.debug(sql);
+ }
+
+ int databaseId = getDatabaseId(databaseName);
+ int tableId = getTableId(databaseId, databaseName, tableName);
+
+ conn = getConnection();
+ pstmt = conn.prepareStatement(sql);
+ pstmt.setInt(1, tableId);
+ res = pstmt.executeQuery();
+
+ if (res.next()) {
+ if (res.getInt("CNT") > 0) {
+ result = true;
+ }
+ }
+ } catch (SQLException se) {
+ throw new TajoInternalError(se);
+ } finally {
+ CatalogUtil.closeQuietly(pstmt, res);
+ }
+ return result;
+ }
+
+ @Override
+ public List<PartitionDescProto>
getPartitionsByDirectSql(PartitionsByDirectSqlProto request)
+ throws UndefinedDatabaseException, UndefinedTableException,
UndefinedPartitionMethodException,
+ UndefinedOperatorException {
+ throw new UndefinedOperatorException("getPartitionsByDirectSql");
--- End diff --
It should be UnsupportedException.
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