private void validateUpdatePlan(
ModelMetaData model,
ValidatorReport report,
IQueryMetadataInterface metadata,
Table t,
String plan,
int type)
throws Exception {
Command command = null;
QueryResolver queryResolver = new QueryResolver(queryParser);
if (isTeiidOrGreater(Version.TEIID_8_12_4)) {
command = queryParser.parseProcedure(plan, true);
SyntaxFactory factory = new SyntaxFactory(queryParser.getTeiidVersion());
IGroupSymbol groupSymbol = factory.createGroupSymbol(t.getFullName());
queryResolver.resolveCommand(command, (GroupSymbol) groupSymbol, type, metadata, false);
} else {
command = queryParser.parseCommand(plan);
queryResolver.resolveCommand(command, metadata);
}
// determineDependencies(t, command); -- these should be tracked against triggers
ValidatorReport resolverReport = new Validator().validate(command, metadata);
processReport(model, t, report, resolverReport);
}
@Test
public void testSchema() throws Exception {
translator = new ODataExecutionFactory();
translator.start();
MetadataFactory mf = tripPinMetadata();
TransformationMetadata metadata = getTransformationMetadata(mf, this.translator);
String ddl = DDLStringVisitor.getDDLString(mf.getSchema(), null, null);
// System.out.println(ddl);
MetadataFactory mf2 =
new MetadataFactory(
null,
1,
"northwind",
SystemMetadata.getInstance().getRuntimeTypeMap(),
new Properties(),
null);
QueryParser.getQueryParser().parseDDL(mf2, ddl);
Procedure p = mf.getSchema().getProcedure("ResetDataSource");
assertNotNull(p);
assertEquals(0, p.getParameters().size());
}
/** Ensures that views are named with v_ even without metadata */
@Test
public void testViewAliasing() throws Exception {
String sql = "select y.e1 from (select pm1.g1.e1 from pm1.g1) y"; // $NON-NLS-1$
Query command = (Query) QueryParser.getQueryParser().parseCommand(sql);
((ElementSymbol) command.getSelect().getSymbol(0))
.setGroupSymbol(new GroupSymbol("y")); // $NON-NLS-1$
command.acceptVisitor(new AliasGenerator(true));
assertEquals(
"SELECT v_0.c_0 FROM (SELECT g_0.e1 AS c_0 FROM pm1.g1 AS g_0) AS v_0",
command.toString()); // $NON-NLS-1$
}
private static Command helpGetCommand(String sql, QueryMetadataInterface metadata)
throws Exception {
Command command = QueryParser.getQueryParser().parseCommand(sql);
QueryResolver.resolveCommand(command, metadata);
return command;
}
private void validate(
VDBMetaData vdb,
ModelMetaData model,
AbstractMetadataRecord record,
ValidatorReport report,
IQueryMetadataInterface metadata,
MetadataFactory mf) {
ValidatorReport resolverReport = null;
try {
if (record instanceof Procedure) {
Procedure p = (Procedure) record;
Command command = queryParser.parseProcedure(p.getQueryPlan(), false);
GroupSymbol gs = createASTNode(ASTNodes.GROUP_SYMBOL);
gs.setName(p.getFullName());
QueryResolver resolver = new QueryResolver(queryParser);
resolver.resolveCommand(command, gs, ICommand.TYPE_STORED_PROCEDURE, metadata, false);
Validator validator = new Validator();
resolverReport = validator.validate(command, metadata);
determineDependencies(p, command);
} else if (record instanceof Table) {
Table t = (Table) record;
GroupSymbol symbol = createASTNode(ASTNodes.GROUP_SYMBOL);
symbol.setName(t.getFullName());
ResolverUtil.resolveGroup(symbol, metadata);
String selectTransformation = t.getSelectTransformation();
boolean columnsIsEmpty = t.getColumns() == null || t.getColumns().isEmpty();
// Consider columns if teid 8.11 or lower
boolean considerColumns_811 =
isTeiidOrGreater(Version.TEIID_8_12_4) ? true : columnsIsEmpty;
// Consider columns if teiid 8.12.4+
boolean considerColumns_8124 =
isTeiidOrGreater(Version.TEIID_8_12_4) ? columnsIsEmpty : true;
if (t.isVirtual() && considerColumns_811) {
QueryCommand command = (QueryCommand) queryParser.parseCommand(selectTransformation);
QueryResolver resolver = new QueryResolver(queryParser);
resolver.resolveCommand(command, metadata);
Validator validator = new Validator();
resolverReport = validator.validate(command, metadata);
if (!resolverReport.hasItems() && considerColumns_8124) {
List<Expression> symbols = command.getProjectedSymbols();
for (Expression column : symbols) {
try {
addColumn(Symbol.getShortName(column), column.getType(), t, mf);
} catch (Exception e) {
log(report, model, e.getMessage());
}
}
}
if (considerColumns_8124) {
determineDependencies(t, command);
if (t.getInsertPlan() != null && t.isInsertPlanEnabled()) {
validateUpdatePlan(
model, report, metadata, t, t.getInsertPlan(), Command.TYPE_INSERT);
}
if (t.getUpdatePlan() != null && t.isUpdatePlanEnabled()) {
validateUpdatePlan(
model, report, metadata, t, t.getUpdatePlan(), Command.TYPE_UPDATE);
}
if (t.getDeletePlan() != null && t.isDeletePlanEnabled()) {
validateUpdatePlan(
model, report, metadata, t, t.getDeletePlan(), Command.TYPE_DELETE);
}
}
}
boolean addCacheHint = false;
if (t.isMaterialized() && t.getMaterializedTable() == null) {
List<KeyRecord> fbis = t.getFunctionBasedIndexes();
List<GroupSymbol> groups = Arrays.asList(symbol);
if (fbis != null && !fbis.isEmpty()) {
for (KeyRecord fbi : fbis) {
for (int j = 0; j < fbi.getColumns().size(); j++) {
Column c = fbi.getColumns().get(j);
if (c.getParent() != fbi) {
continue;
}
String exprString = c.getNameInSource();
try {
Expression ex = queryParser.parseExpression(exprString);
ResolverVisitor resolverVisitor = new ResolverVisitor(teiidVersion);
resolverVisitor.resolveLanguageObject(ex, groups, metadata);
if (!ValueIteratorProviderCollectorVisitor.getValueIteratorProviders(ex)
.isEmpty()) {
log(
report,
model,
Messages.gs(Messages.TEIID.TEIID31114, exprString, fbi.getFullName()));
}
EvaluatableVisitor ev = new EvaluatableVisitor(teiidVersion);
PreOrPostOrderNavigator.doVisit(ex, ev, PostOrderNavigator.PRE_ORDER);
if (ev.getDeterminismLevel().compareTo(Determinism.VDB_DETERMINISTIC) < 0) {
log(
report,
model,
Messages.gs(Messages.TEIID.TEIID31115, exprString, fbi.getFullName()));
}
} catch (QueryResolverException e) {
log(
report,
model,
Messages.gs(
Messages.TEIID.TEIID31116,
exprString,
fbi.getFullName(),
e.getMessage()));
}
}
}
}
} else {
addCacheHint = true;
}
// this seems to parse, resolve and validate.
QueryResolver resolver = new QueryResolver(queryParser);
QueryNode node =
resolver.resolveView(
symbol,
new QueryNode(t.getSelectTransformation()),
SQLConstants.Reserved.SELECT,
metadata);
CacheHint cacheHint = node.getCommand().getCacheHint();
Long ttl = -1L;
if (cacheHint != null
&& cacheHint.getTtl() != null
&& addCacheHint
&& t.getProperty(MATVIEW_TTL, false) == null) {
ttl = cacheHint.getTtl();
t.setProperty(MATVIEW_TTL, String.valueOf(ttl));
}
}
if (resolverReport != null && resolverReport.hasItems()) {
for (ValidatorFailure v : resolverReport.getItems()) {
log(
report,
model,
v.getStatus() == IValidatorFailure.VFStatus.ERROR ? Severity.ERROR : Severity.WARNING,
v.getMessage());
}
}
processReport(model, record, report, resolverReport);
} catch (Exception e) {
log(
report,
model,
Messages.gs(Messages.TEIID.TEIID31080, record.getFullName(), e.getMessage()));
}
}
