Java Code Examples for org.apache.calcite.sql.SqlMatchRecognize#getTableRef()

The following examples show how to use org.apache.calcite.sql.SqlMatchRecognize#getTableRef() . 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: SqlValidatorImpl.java    From Flink-CEPplus with Apache License 2.0 6 votes vote down vote up
private void registerMatchRecognize(
	SqlValidatorScope parentScope,
	SqlValidatorScope usingScope,
	SqlMatchRecognize call,
	SqlNode enclosingNode,
	String alias,
	boolean forceNullable) {

	final MatchRecognizeNamespace matchRecognizeNamespace =
		createMatchRecognizeNameSpace(call, enclosingNode);
	registerNamespace(usingScope, alias, matchRecognizeNamespace, forceNullable);

	final MatchRecognizeScope matchRecognizeScope =
		new MatchRecognizeScope(parentScope, call);
	scopes.put(call, matchRecognizeScope);

	// parse input query
	SqlNode expr = call.getTableRef();
	SqlNode newExpr = registerFrom(usingScope, matchRecognizeScope, true, expr,
		expr, null, null, forceNullable, false);
	if (expr != newExpr) {
		call.setOperand(0, newExpr);
	}
}
 
Example 2
Source File: SqlValidatorImpl.java    From flink with Apache License 2.0 6 votes vote down vote up
private void registerMatchRecognize(
	SqlValidatorScope parentScope,
	SqlValidatorScope usingScope,
	SqlMatchRecognize call,
	SqlNode enclosingNode,
	String alias,
	boolean forceNullable) {

	final MatchRecognizeNamespace matchRecognizeNamespace =
		createMatchRecognizeNameSpace(call, enclosingNode);
	registerNamespace(usingScope, alias, matchRecognizeNamespace, forceNullable);

	final MatchRecognizeScope matchRecognizeScope =
		new MatchRecognizeScope(parentScope, call);
	scopes.put(call, matchRecognizeScope);

	// parse input query
	SqlNode expr = call.getTableRef();
	SqlNode newExpr = registerFrom(usingScope, matchRecognizeScope, true, expr,
		expr, null, null, forceNullable, false);
	if (expr != newExpr) {
		call.setOperand(0, newExpr);
	}
}