Github user mravi commented on a diff in the pull request:
https://github.com/apache/incubator-phoenix/pull/27#discussion_r11746289
--- Diff: phoenix-core/src/main/java/org/apache/phoenix/util/QueryUtil.java
---
@@ -126,4 +132,30 @@ public static String getExplainPlan(ResultSet rs)
throws SQLException {
}
return buf.toString();
}
+
+ /**
+ *
+ * @param tableName name of the table for which the select statement
needs to be created.
+ * @param columnInfos list of columns to be projected in the select
statement.
+ * @return Select Query
+ */
+ public static String constructSelectStatement(String tableName,
List<ColumnInfo> columnInfos) {
+ if(columnInfos == null || columnInfos.isEmpty()) {
+ throw new IllegalArgumentException("At least one column must
be provided");
+ }
+ StringBuilder sb = new StringBuilder();
+ sb.append("SELECT ");
+ for (ColumnInfo cinfo : columnInfos) {
+ if (cinfo != null) {
+ String fullColumnName =
getEscapedColumnFamily(cinfo.getColumnName());
+ sb.append(fullColumnName);
+ sb.append(",");
+ }
+ }
+ // Remove the trailing comma
+ sb.setLength(sb.length() - 1);
+ sb.append(" FROM ");
+ sb.append(tableName);
--- End diff --
Fixed this with the latest code push.
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