private void buildContraints(Table table) {
addConstraints(table.getAccessPatterns(), "AP", ACCESSPATTERN); // $NON-NLS-1$
KeyRecord pk = table.getPrimaryKey();
if (pk != null) {
addConstraint("PK", PRIMARY_KEY, pk, true); // $NON-NLS-1$
}
addConstraints(table.getUniqueKeys(), UNIQUE, UNIQUE);
addConstraints(table.getIndexes(), INDEX, INDEX);
addConstraints(table.getFunctionBasedIndexes(), INDEX, INDEX);
for (int i = 0; i < table.getForeignKeys().size(); i++) {
ForeignKey key = table.getForeignKeys().get(i);
addConstraint("FK" + i, FOREIGN_KEY, key, false); // $NON-NLS-1$
append(SPACE).append(REFERENCES);
if (key.getReferenceKey() != null) {
if (key.getReferenceKey().getParent().getParent().equals(key.getParent().getParent())) {
append(SPACE).append(new GroupSymbol(key.getReferenceKey().getParent().getName()));
} else {
append(SPACE).append(new GroupSymbol(key.getReferenceKey().getParent().getFullName()));
}
} else if (key.getReferenceTableName() != null) {
append(SPACE).append(new GroupSymbol(key.getReferenceTableName()));
}
append(SPACE);
addNames(key.getReferenceColumns());
appendOptions(key);
}
}
/**
* Called when the column is removed from its table. Removes the column from all table constraints
* and indexes, then invalidates it.
*/
void remove() {
Table table = getTable();
if (table == null) return;
Schema schema = table.getSchema();
if (schema != null && schema.getSchemaGroup() != null) {
Schema[] schemas = schema.getSchemaGroup().getSchemas();
Table[] tabs;
ForeignKey[] fks;
Column[] cols;
Column[] pks;
for (int i = 0; i < schemas.length; i++) {
tabs = schemas[i].getTables();
for (int j = 0; j < tabs.length; j++) {
fks = tabs[j].getForeignKeys();
for (int k = 0; k < fks.length; k++) {
cols = fks[k].getColumns();
pks = fks[k].getPrimaryKeyColumns();
for (int l = 0; l < cols.length; l++)
if (this.equals(cols[l]) || this.equals(pks[l])) fks[k].removeJoin(cols[l]);
cols = fks[k].getConstantColumns();
for (int l = 0; l < cols.length; l++)
if (this.equals(cols[l])) fks[k].removeJoin(cols[l]);
pks = fks[k].getConstantPrimaryKeyColumns();
for (int l = 0; l < pks.length; l++) if (this.equals(pks[l])) fks[k].removeJoin(pks[l]);
if (fks[k].getColumns().length == 0 && fks[k].getConstantColumns().length == 0)
tabs[j].removeForeignKey(fks[k]);
}
}
}
}
Index[] idxs = table.getIndexes();
for (int i = 0; i < idxs.length; i++)
if (idxs[i].removeColumn(this) && idxs[i].getColumns().length == 0)
table.removeIndex(idxs[i]);
Unique[] unqs = table.getUniques();
for (int i = 0; i < unqs.length; i++)
if (unqs[i].removeColumn(this) && unqs[i].getColumns().length == 0)
table.removeUnique(unqs[i]);
PrimaryKey pk = table.getPrimaryKey();
if (pk != null && pk.removeColumn(this) && pk.getColumns().length == 0)
table.removePrimaryKey();
_table = null;
}
@Test
public void testConstraints() throws Exception {
String ddl =
"CREATE FOREIGN TABLE G1( e1 integer, e2 varchar, e3 date, "
+ " PRIMARY KEY (e1, e2), INDEX(e2, e3), ACCESSPATTERN(e1), UNIQUE(e1),"
+ " ACCESSPATTERN(e2, e3))";
Schema s = helpParse(ddl, "model").getSchema();
Map<String, Table> tableMap = s.getTables();
assertTrue("Table not found", tableMap.containsKey("G1"));
Table table = tableMap.get("G1");
assertEquals(table.getColumns().subList(0, 2), table.getPrimaryKey().getColumns());
assertEquals(table.getColumns().subList(1, 3), table.getIndexes().get(0).getColumns());
assertEquals(table.getColumns().subList(0, 1), table.getUniqueKeys().get(0).getColumns());
assertEquals(2, table.getAccessPatterns().size());
assertEquals(table.getColumns().subList(0, 1), table.getAccessPatterns().get(0).getColumns());
assertEquals(table.getColumns().subList(1, 3), table.getAccessPatterns().get(1).getColumns());
}
@Test
public void testForeignTable() throws Exception {
String ddl =
"CREATE FOREIGN TABLE G1(\n"
+ "e1 integer primary key,\n"
+ "e2 varchar(10) unique,\n"
+ "e3 date not null unique,\n"
+ "e4 decimal(12,3) default 12.2 options (searchable 'unsearchable'),\n"
+ "e5 integer auto_increment INDEX OPTIONS (UUID 'uuid', NAMEINSOURCE 'nis', SELECTABLE 'NO'),\n"
+ "e6 varchar index default 'hello')\n"
+ "OPTIONS (CARDINALITY 12, UUID 'uuid2', UPDATABLE 'true', FOO 'BAR', ANNOTATION 'Test Table')";
Schema s = helpParse(ddl, "model").getSchema();
Map<String, Table> tableMap = s.getTables();
assertTrue("Table not found", tableMap.containsKey("G1"));
Table table = tableMap.get("G1");
assertTrue(table.isPhysical());
assertFalse(table.isVirtual());
assertFalse(table.isSystem());
assertFalse(table.isMaterialized());
assertFalse(table.isDeletePlanEnabled());
assertEquals("uuid2", table.getUUID());
assertEquals(12, table.getCardinality());
assertTrue(table.supportsUpdate());
assertEquals("BAR", table.getProperties().get("FOO"));
assertEquals("Test Table", table.getAnnotation());
assertEquals(6, table.getColumns().size());
List<Column> columns = table.getColumns();
Column e1 = columns.get(0);
Column e2 = columns.get(1);
Column e3 = columns.get(2);
Column e4 = columns.get(3);
Column e5 = columns.get(4);
Column e6 = columns.get(5);
assertEquals("e1", e1.getName());
assertEquals("int", e1.getDatatype().getName());
assertEquals("primary key not same", e1, table.getPrimaryKey().getColumns().get(0));
assertEquals("e2", e2.getName());
assertEquals("string", e2.getDatatype().getName());
assertEquals("unique", e2, table.getUniqueKeys().get(0).getColumns().get(0));
assertEquals(NullType.Nullable, e2.getNullType());
assertEquals(10, e2.getLength());
assertEquals(0, e2.getPrecision());
assertEquals("e3", e3.getName());
assertEquals("date", e3.getDatatype().getName());
assertEquals("unique", e3, table.getUniqueKeys().get(1).getColumns().get(0));
assertEquals(NullType.No_Nulls, e3.getNullType());
assertEquals("e4", e4.getName());
assertEquals("bigdecimal", e4.getDatatype().getName());
assertEquals(false, e4.isAutoIncremented());
assertEquals(12, e4.getPrecision());
assertEquals(3, e4.getScale());
assertEquals(SearchType.Unsearchable, e4.getSearchType());
assertEquals("12.2", e4.getDefaultValue());
assertEquals("e5", e5.getName());
assertEquals("int", e5.getDatatype().getName());
assertEquals(true, e5.isAutoIncremented());
assertEquals("uuid", e5.getUUID());
assertEquals("nis", e5.getNameInSource());
assertEquals(false, e5.isSelectable());
assertEquals("index", e5, table.getIndexes().get(0).getColumns().get(0));
assertEquals("e6", e6.getName());
assertEquals("string", e6.getDatatype().getName());
assertEquals("index", e6, table.getIndexes().get(1).getColumns().get(0));
assertEquals("hello", e6.getDefaultValue());
}
protected boolean doSetup(
Object source,
String database,
String username,
String password,
String table,
boolean doDelete)
throws ClassNotFoundException, IOException, SQLException {
try {
Document doc = null;
if (source instanceof String) {
doc = this.readDocument((String) source);
} else if (source instanceof InputStream) {
doc = this.readDocument((InputStream) source);
}
// //////////////////////////////////////////////////////
// Make sure we can connect to the database
JDBC.loadDriver(database);
if (this.isQuiet() == false) System.out.println("Successfully loaded the database driver.");
m_conn = connect(database, username, password);
if (this.isQuiet() == false) System.out.println("Successfully connected to the database.");
Collection collTypeMaps = null;
if (m_typeMapFile != null) {
collTypeMaps = TypeMap.readTypeMaps(readDocument(m_typeMapFile).getFirstChild());
} else if (m_typeMapStream != null) {
collTypeMaps = TypeMap.readTypeMaps(readDocument(m_typeMapStream).getFirstChild());
} else {
collTypeMaps = TypeMap.readTypeMaps(doc.getFirstChild());
}
/**
* // check to see if we're dealing with a view or a table Node dbSetupNode =
* doc.getFirstChild(); // actually, its the first child of the main node in the schema
*
* <p>NodeList nodeList = dbSetupNode.getChildNodes(); for(int i=0;i < nodeList.getLength();
* i++) { Node rootNode = nodeList.item(i);
* if(rootNode.getNodeName().equalsIgnoreCase("table")) {
*/
Node rootNode = doc.getFirstChild();
Iterator iterTab = Table.getTables(rootNode, JDBC.toType(database), this).iterator();
// /////////////////////////////////////////////////////////////////
// Open the log file if we are supposed to log SQL statements.
if (m_logFileName != null) {
m_log = new FileWriter(m_logFileName, m_logAppend);
}
while (iterTab.hasNext() == true) {
Table tab = (Table) iterTab.next();
if (table != null) {
if (!table.equals(tab.getName())) {
continue;
}
if (doDelete) tab.clear();
}
if (this.isVerbose() == true) System.out.println("Processing Table: " + tab.getName());
if (m_bDMLonly == false) {
// ////////////////////////////////////////////////////////////
// Create the Table
try {
// Only attempt to create the table if the table tag has columns
if (tab.getColumns().size() > 0) {
tab.create(collTypeMaps);
if (this.isQuiet() == false) System.out.println("Created Table: " + tab.getName());
this.m_lCreatedTables++;
}
} catch (SQLException e) {
if (this.isQuiet() == false) {
System.out.println("Error: " + "Cannot create table " + tab.getName());
JDBC.printSQLException(e);
}
this.m_lFailedTables++;
}
// /////////////////////////////////////////////////////////////
// Create the Indexes
Iterator iterCol = tab.getIndexes().iterator();
while (iterCol.hasNext() == true) {
Index idx = (Index) iterCol.next();
try {
idx.create();
if (this.isQuiet() == false)
System.out.println(
"Created Index: "
+ idx.getName()
+ " for Table \'"
+ idx.getTable().getName()
+ '\'');
this.m_lCreatedIndexes++;
} catch (SQLException e) {
if (this.isQuiet() == false) {
System.out.println("Error: Cannot create index " + idx.getName());
JDBC.printSQLException(e);
}
this.m_lFailedIndexes++;
}
}
}
// ////////////////////////////////////////////////////////////
// Create the Data
DataSet dataset = tab.getDataSet();
try {
int iRowCnt = dataset.create();
if (this.isQuiet() == false) System.out.println("Created " + iRowCnt + " Row(s).");
} catch (SQLException e) {
if (this.isQuiet() == false) {
System.out.println("Error: " + "Cannot create Row.");
JDBC.printSQLException(e);
if (this.isVerbose() == true) e.printStackTrace();
}
}
}
// }
// if(rootNode.getNodeName().equalsIgnoreCase("view")) {
// process views
Iterator iterView = View.getViews(rootNode, JDBC.toType(database), this).iterator();
// //////////////////////////////////////////////////
// /////////////
// Open the log file if we are supposed to log SQL statements.
if (m_logFileName != null) {
m_log = new FileWriter(m_logFileName, m_logAppend);
}
while (iterView.hasNext() == true) {
View view = (View) iterView.next();
if (this.isVerbose() == true) System.out.println("Processing view: " + view.getName());
if (m_bDMLonly == false) {
// //////////////////////////////////////////
// ////////////////
// Create the View
try {
view.create(collTypeMaps);
if (this.isQuiet() == false) System.out.println("Created View: " + view.getName());
this.m_lCreatedViews++;
} catch (SQLException e) {
if (this.isQuiet() == false) {
System.out.println("Error: " + "Cannot create View.");
JDBC.printSQLException(e);
if (this.isVerbose() == true) e.printStackTrace();
}
}
}
}
// }
// }
// ////////////////////////////////////////////////////////////
// Print Results
if (this.isQuiet() == false) {
DecimalFormat fmt = new DecimalFormat("#,###");
System.out.println();
System.out.println(fmt.format(this.m_lCreatedTables) + " tables created succesfully.");
System.out.println(fmt.format(this.m_lCreatedViews) + " views created succesfully.");
System.out.println(fmt.format(this.m_lCreatedIndexes) + " indexes created successfully.");
System.out.println(fmt.format(this.m_lFailedTables) + " tables failed to create.");
System.out.println(fmt.format(this.m_lFailedIndexes) + " indexes failed to create.");
}
} catch (SAXException e) {
e.printStackTrace();
throw new IOException(e.getMessage());
} finally {
if (m_log != null) {
try {
m_log.close();
} catch (Exception e) {
}
}
try {
if (m_conn != null) m_conn.close();
} catch (SQLException e) {
}
}
return true;
}
