Esempio n. 1
0
  private void visit(Procedure procedure) {
    if (this.filter != null && !filter.matcher(procedure.getName()).matches()) {
      return;
    }

    append(CREATE).append(SPACE);
    if (procedure.isVirtual()) {
      append(VIRTUAL);
    } else {
      append(FOREIGN);
    }
    append(SPACE)
        .append(procedure.isFunction() ? FUNCTION : PROCEDURE)
        .append(SPACE)
        .append(SQLStringVisitor.escapeSinglePart(procedure.getName()));
    append(LPAREN);

    boolean first = true;
    for (ProcedureParameter pp : procedure.getParameters()) {
      if (first) {
        first = false;
      } else {
        append(COMMA).append(SPACE);
      }
      visit(pp);
    }
    append(RPAREN);

    if (procedure.getResultSet() != null) {
      append(SPACE).append(RETURNS);
      appendOptions(procedure.getResultSet());
      append(SPACE).append(TABLE).append(SPACE);
      addColumns(procedure.getResultSet().getColumns(), true);
    }
    /* The parser treats the RETURN clause as optional for a procedure if using the RESULT param
      for (ProcedureParameter pp: procedure.getParameters()) {
    	if (pp.getType().equals(Type.ReturnValue)) {
    		append(SPACE).append(RETURNS).append(SPACE);
    		appendColumn(buffer, pp, false, true);
    		break;
    	}
    }*/

    // options
    String options = buildProcedureOptions(procedure);
    if (!options.isEmpty()) {
      append(NEWLINE).append(OPTIONS).append(SPACE).append(LPAREN).append(options).append(RPAREN);
    }
    // block
    if (procedure.isVirtual()) {
      append(NEWLINE).append(SQLConstants.Reserved.AS).append(NEWLINE);
      String plan = procedure.getQueryPlan();
      append(plan);
    }

    append(SEMICOLON);
  }
Esempio n. 2
0
  @Test
  public void testMultipleCommands() throws Exception {
    String ddl =
        "CREATE VIEW V1 AS SELECT * FROM PM1.G1 "
            + "CREATE PROCEDURE FOO(P1 integer) RETURNS (e1 integer, e2 varchar) AS SELECT * FROM PM1.G1;";

    Schema s = helpParse(ddl, "model").getSchema();
    Map<String, Table> tableMap = s.getTables();
    Table table = tableMap.get("V1");
    assertNotNull(table);
    assertEquals("SELECT * FROM PM1.G1", table.getSelectTransformation());

    Map<String, Procedure> procedureMap = s.getProcedures();
    Procedure p = procedureMap.get("FOO");
    assertNotNull(p);
    assertEquals("SELECT * FROM PM1.G1;", p.getQueryPlan());
  }
Esempio n. 3
0
  @Test
  public void testVirtualProcedure() throws Exception {
    String ddl =
        "CREATE VIRTUAL PROCEDURE myProc(OUT p1 boolean, p2 varchar, INOUT p3 decimal) "
            + "RETURNS (r1 varchar, r2 decimal) "
            + "OPTIONS(RANDOM 'any', UUID 'uuid', NAMEINSOURCE 'nis', ANNOTATION 'desc', UPDATECOUNT '2') "
            + "AS /*+ cache */ BEGIN select * from foo; END";

    Schema s = helpParse(ddl, "model").getSchema();

    Procedure proc = s.getProcedure("myProc");
    assertNotNull(proc);

    assertTrue(proc.isVirtual());
    assertFalse(proc.isFunction());

    assertEquals(3, proc.getParameters().size());
    assertEquals("p1", proc.getParameters().get(0).getName());
    assertEquals("boolean", proc.getParameters().get(0).getDatatype().getName());
    assertEquals(ProcedureParameter.Type.Out, proc.getParameters().get(0).getType());

    assertEquals("p2", proc.getParameters().get(1).getName());
    assertEquals("string", proc.getParameters().get(1).getDatatype().getName());
    assertEquals(ProcedureParameter.Type.In, proc.getParameters().get(1).getType());

    assertEquals("p3", proc.getParameters().get(2).getName());
    assertEquals("bigdecimal", proc.getParameters().get(2).getDatatype().getName());
    assertEquals(ProcedureParameter.Type.InOut, proc.getParameters().get(2).getType());

    ColumnSet<Procedure> ret = proc.getResultSet();
    assertNotNull(ret);
    assertEquals(2, ret.getColumns().size());
    assertEquals("r1", ret.getColumns().get(0).getName());
    assertEquals("string", ret.getColumns().get(0).getDatatype().getName());
    assertEquals("r2", ret.getColumns().get(1).getName());
    assertEquals("bigdecimal", ret.getColumns().get(1).getDatatype().getName());

    assertEquals("uuid", proc.getUUID());
    assertEquals("nis", proc.getNameInSource());
    assertEquals("desc", proc.getAnnotation());
    assertEquals(2, proc.getUpdateCount());
    assertEquals("any", proc.getProperties().get("RANDOM"));

    assertEquals("/*+ cache */ BEGIN\nSELECT * FROM foo;\nEND", proc.getQueryPlan());
  }