Examples with IsNullParseNode org.apache.phoenix.parse.IsNullParseNode used on opensource projects

Example 1 with IsNullParseNode

use of org.apache.phoenix.parse.IsNullParseNode in project phoenix by apache.

the class ExpressionCompiler method visitLeave.

@Override
public Expression visitLeave(IsNullParseNode node, List<Expression> children) throws SQLException {
    ParseNode childNode = node.getChildren().get(0);
    Expression child = children.get(0);
    if (childNode instanceof BindParseNode) {
        // TODO: valid/possibe?
        context.getBindManager().addParamMetaData((BindParseNode) childNode, child);
    }
    return wrapGroupByExpression(IsNullExpression.create(child, node.isNegate(), context.getTempPtr()));
}