Examples with SqlStatementSet org.apache.flink.sql.parser.dml.SqlStatementSet used on opensource projects

Example 1 with SqlStatementSet

use of org.apache.flink.sql.parser.dml.SqlStatementSet in project flink by apache.

the class SqlToOperationConverter method convertRichExplain.

/**
 * Convert RICH EXPLAIN statement.
 */
private Operation convertRichExplain(SqlRichExplain sqlExplain) {
    SqlNode sqlNode = sqlExplain.getStatement();
    Operation operation;
    if (sqlNode instanceof RichSqlInsert) {
        operation = convertSqlInsert((RichSqlInsert) sqlNode);
    } else if (sqlNode instanceof SqlStatementSet) {
        operation = convertSqlStatementSet((SqlStatementSet) sqlNode);
    } else if (sqlNode.getKind().belongsTo(SqlKind.QUERY)) {
        operation = convertSqlQuery(sqlExplain.getStatement());
    } else {
        throw new ValidationException(String.format("EXPLAIN statement doesn't support %s", sqlNode.getKind()));
    }
    return new ExplainOperation(operation, sqlExplain.getExplainDetails());
}