[
https://issues.apache.org/jira/browse/FLINK-14858?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
zhaozhangwan updated FLINK-14858:
---------------------------------
Description:
The line of SqlDropTable，this should be "else if" not the "if".
{code:java}
// code placeholder
public static Operation convert(FlinkPlannerImpl flinkPlanner, SqlNode sqlNode)
{
// validate the query
final SqlNode validated = flinkPlanner.validate(sqlNode);
SqlToOperationConverter converter = new
SqlToOperationConverter(flinkPlanner);
if (validated instanceof SqlCreateTable) {
return converter.convertCreateTable((SqlCreateTable) validated);
} if (validated instanceof SqlDropTable) {
return converter.convertDropTable((SqlDropTable) validated);
} else if (validated instanceof RichSqlInsert) {
return converter.convertSqlInsert((RichSqlInsert) validated);
} else if (validated.getKind().belongsTo(SqlKind.QUERY)) {
return converter.convertSqlQuery(validated);
} else {
throw new TableException("Unsupported node type "
+ validated.getClass().getSimpleName());
}
}{code}
was:
This should be "else if" not the "if".
{code:java}
// code placeholder
/**
* This is the main entrance for executing all kinds of DDL/DML {@code
SqlNode}s, different
* SqlNode will have it's implementation in the #convert(type) method whose
'type' argument
* is subclass of {@code SqlNode}.
*
* @param flinkPlanner FlinkPlannerImpl to convertCreateTable sql node to
rel node
* @param sqlNode SqlNode to execute on
*/
public static Operation convert(FlinkPlannerImpl flinkPlanner, SqlNode sqlNode)
{
// validate the query
final SqlNode validated = flinkPlanner.validate(sqlNode);
SqlToOperationConverter converter = new
SqlToOperationConverter(flinkPlanner);
if (validated instanceof SqlCreateTable) {
return converter.convertCreateTable((SqlCreateTable) validated);
} if (validated instanceof SqlDropTable) {
return converter.convertDropTable((SqlDropTable) validated);
} else if (validated instanceof RichSqlInsert) {
return converter.convertSqlInsert((RichSqlInsert) validated);
} else if (validated.getKind().belongsTo(SqlKind.QUERY)) {
return converter.convertSqlQuery(validated);
} else {
throw new TableException("Unsupported node type "
+ validated.getClass().getSimpleName());
}
}{code}
> Coding error，this should be "else if" not the "if".
> ---------------------------------------------------
>
> Key: FLINK-14858
> URL: https://issues.apache.org/jira/browse/FLINK-14858
> Project: Flink
> Issue Type: Bug
> Components: Table SQL / Planner
> Affects Versions: 1.9.1
> Reporter: zhaozhangwan
> Priority: Trivial
> Fix For: 1.10.0
>
>
> The line of SqlDropTable，this should be "else if" not the "if".
>
> {code:java}
> // code placeholder
> public static Operation convert(FlinkPlannerImpl flinkPlanner, SqlNode
> sqlNode) {
> // validate the query
> final SqlNode validated = flinkPlanner.validate(sqlNode);
> SqlToOperationConverter converter = new
> SqlToOperationConverter(flinkPlanner);
> if (validated instanceof SqlCreateTable) {
> return converter.convertCreateTable((SqlCreateTable) validated);
> } if (validated instanceof SqlDropTable) {
> return converter.convertDropTable((SqlDropTable) validated);
> } else if (validated instanceof RichSqlInsert) {
> return converter.convertSqlInsert((RichSqlInsert) validated);
> } else if (validated.getKind().belongsTo(SqlKind.QUERY)) {
> return converter.convertSqlQuery(validated);
> } else {
> throw new TableException("Unsupported node type "
> + validated.getClass().getSimpleName());
> }
> }{code}
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