Java Code Examples for org.apache.calcite.sql.SqlKind#ORDER_BY

The following examples show how to use org.apache.calcite.sql.SqlKind#ORDER_BY . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: DrillSqlWorker.java    From Bats with Apache License 2.0 5 votes vote down vote up 
private static SqlNode wrapWithAutoLimit(SqlNode sqlNode, int queryMaxRows) {
  SqlNumericLiteral autoLimitLiteral = SqlLiteral.createExactNumeric(String.valueOf(queryMaxRows), SqlParserPos.ZERO);
  if (sqlNode.getKind() == SqlKind.ORDER_BY) {
    SqlOrderBy orderBy = (SqlOrderBy) sqlNode;
    return new SqlOrderBy(orderBy.getParserPosition(), orderBy.query, orderBy.orderList, orderBy.offset, autoLimitLiteral);
  }
  return new SqlOrderBy(SqlParserPos.ZERO, sqlNode, SqlNodeList.EMPTY, null, autoLimitLiteral);
}
Example 2
Source File: DrillSqlWorker.java    From Bats with Apache License 2.0 4 votes vote down vote up 
private static boolean isAutoLimitShouldBeApplied(SqlNode sqlNode, int queryMaxRows) {
  return (queryMaxRows > 0) && sqlNode.getKind().belongsTo(SqlKind.QUERY)
      && (sqlNode.getKind() != SqlKind.ORDER_BY || isAutoLimitLessThanOrderByFetch((SqlOrderBy) sqlNode, queryMaxRows));
}