Examples with CreateOrAlterWMMappingDesc org.apache.hadoop.hive.ql.plan.CreateOrAlterWMMappingDesc used on opensource projects

Example 1 with CreateOrAlterWMMappingDesc

use of org.apache.hadoop.hive.ql.plan.CreateOrAlterWMMappingDesc in project hive by apache.

the class DDLSemanticAnalyzer method analyzeCreateOrAlterMapping.

private void analyzeCreateOrAlterMapping(ASTNode ast, boolean update) throws SemanticException {
    if (ast.getChildCount() < 4) {
        throw new SemanticException("Invalid syntax for create or alter mapping.");
    }
    String rpName = unescapeIdentifier(ast.getChild(0).getText());
    String entityType = ast.getChild(1).getText();
    String entityName = PlanUtils.stripQuotes(ast.getChild(2).getText());
    WMMapping mapping = new WMMapping(rpName, entityType, entityName);
    Tree dest = ast.getChild(3);
    if (dest.getType() != HiveParser.TOK_UNMANAGED) {
        mapping.setPoolPath(poolPath(dest));
    }
    // Null path => unmanaged
    if (ast.getChildCount() == 5) {
        mapping.setOrdering(Integer.valueOf(ast.getChild(4).getText()));
    }
    CreateOrAlterWMMappingDesc desc = new CreateOrAlterWMMappingDesc(mapping, update);
    addServiceOutput();
    rootTasks.add(TaskFactory.get(new DDLWork(getInputs(), getOutputs(), desc)));
}