kasakrisz commented on code in PR #6023:
URL: https://github.com/apache/hive/pull/6023#discussion_r2272285458
##########
beeline/src/java/org/apache/hive/beeline/Rows.java:
##########
@@ -78,37 +82,43 @@ public void remove() {
* JDBC driver property implements {@link ResultSetMetaData#getTableName}
(many do not), it
* is not reliable for all databases.
*/
- boolean isPrimaryKey(int col) {
- if (primaryKeys[col] == null) {
- try {
- // this doesn't always work, since some JDBC drivers (e.g.,
- // Oracle's) return a blank string from getDbTableName.
- String table = rsMeta.getTableName(col + 1);
- String column = rsMeta.getColumnName(col + 1);
+ boolean isPrimaryKeyCol(int col) {
+ return primaryKeys[col];
+ }
- if (table == null || table.isEmpty() || column == null ||
column.isEmpty()) {
- primaryKeys[col] = Boolean.FALSE;
- } else {
- ResultSet pks =
beeLine.getDatabaseConnection().getDatabaseMetaData().getPrimaryKeys(
-
beeLine.getDatabaseConnection().getDatabaseMetaData().getConnection().getCatalog(),
null, table);
-
- primaryKeys[col] = Boolean.FALSE;
- try {
- while (pks.next()) {
- if (column.equalsIgnoreCase(pks.getString("COLUMN_NAME"))) {
- primaryKeys[col] = Boolean.TRUE;
- break;
- }
- }
- } finally {
- pks.close();
+ private boolean[] initializePrimaryKeyMetadata() throws SQLException {
+
+ int count = this.rsMeta.getColumnCount();
+ boolean[] primaryKeys = new boolean[count];
Review Comment:
Should this be initialized to all element false ?
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