Examples with GenericUDFCurrentTimestamp org.apache.hadoop.hive.ql.udf.generic.GenericUDFCurrentTimestamp used on opensource projects

Example 1 with GenericUDFCurrentTimestamp

use of org.apache.hadoop.hive.ql.udf.generic.GenericUDFCurrentTimestamp in project hive by apache.

the class TestFunctionRegistry method testIsPermanentFunction.

public void testIsPermanentFunction() throws Exception {
    // Setup exprNode
    GenericUDF udf = new GenericUDFCurrentTimestamp();
    List<ExprNodeDesc> children = new ArrayList<ExprNodeDesc>();
    ExprNodeGenericFuncDesc fnExpr = new ExprNodeGenericFuncDesc(TypeInfoFactory.timestampTypeInfo, udf, children);
    assertFalse("Function not added as permanent yet", FunctionRegistry.isPermanentFunction(fnExpr));
    // Now register as permanent function
    FunctionResource[] emptyResources = new FunctionResource[] {};
    FunctionRegistry.registerPermanentFunction("default.perm_current_timestamp", GenericUDFCurrentTimestamp.class.getName(), true, emptyResources);
    assertTrue("Function should now be recognized as permanent function", FunctionRegistry.isPermanentFunction(fnExpr));
}