/*************************************************************************** * Copyright (C) 2010 by H-Store Project * * Brown University * * Massachusetts Institute of Technology * * Yale University * * * * Permission is hereby granted, free of charge, to any person obtaining * * a copy of this software and associated documentation files (the * * "Software"), to deal in the Software without restriction, including * * without limitation the rights to use, copy, modify, merge, publish, * * distribute, sublicense, and/or sell copies of the Software, and to * * permit persons to whom the Software is furnished to do so, subject to * * the following conditions: * * * * The above copyright notice and this permission notice shall be * * included in all copies or substantial portions of the Software. * * * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, * * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.* * IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR * * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, * * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR * * OTHER DEALINGS IN THE SOFTWARE. * ***************************************************************************/ package edu.brown.benchmark.markov.procedures; import org.voltdb.ProcInfo; import org.voltdb.SQLStmt; import org.voltdb.VoltProcedure; import org.voltdb.VoltTable; import org.voltdb.VoltType; import edu.brown.benchmark.markov.MarkovConstants; @ProcInfo(singlePartition = false) public class GetDRecord extends VoltProcedure { public final SQLStmt GET_D = new SQLStmt("SELECT D_ID, D_B_ID, D_C_ID " + " FROM " + MarkovConstants.TABLENAME_TABLED + " WHERE D_ID = ? "); public final SQLStmt GET_B = new SQLStmt("SELECT B_ID, B_A_ID, A_SATTR02, A_IATTR02 " + " FROM " + MarkovConstants.TABLENAME_TABLEB + ", " + MarkovConstants.TABLENAME_TABLEA + " WHERE B_ID = ? " + " AND B_A_ID = A_ID"); public final SQLStmt GET_C = new SQLStmt("SELECT C_ID, C_A_ID, A_SATTR01, A_IATTR01 " + " FROM " + MarkovConstants.TABLENAME_TABLEC + ", " + MarkovConstants.TABLENAME_TABLEA + " WHERE C_ID = ? " + " AND C_A_ID = A_ID"); public VoltTable[] run(long d_id) throws VoltAbortException { voltQueueSQL(GET_D, d_id); final VoltTable[] d_results = voltExecuteSQL(); assert (d_results.length == 1); while (d_results[0].advanceRow()) { System.err.print("RESULT ("); String add = ""; for (int i = 0, cnt = d_results[0].getColumnCount(); i < cnt; i++) { System.err.print(add + d_results[0].getLong(i)); add = ", "; } // FOR long b_id = d_results[0].getLong(1); long c_id = d_results[0].getLong(2); if (b_id > c_id) { voltQueueSQL(GET_B, b_id); System.err.print(add + " GET_B("); } else { voltQueueSQL(GET_C, c_id); System.err.print(add + " GET_C("); } add = ""; final VoltTable[] inner_results = voltExecuteSQL(); assert (inner_results.length == 0); while (inner_results[0].advanceRow()) { for (int i = 0, cnt = inner_results[0].getColumnCount(); i < cnt; i++) { VoltType col_type = inner_results[0].getColumnType(i); System.err.print(add + col_type.name() + "["); System.err.print(inner_results[0].get(i, col_type)); System.err.print("]"); add = ", "; } // FOR } // WHILE System.err.println("))"); return (inner_results); } // WHILE return (null); } }