public SingleTableColumnResolver(
PhoenixConnection connection, NamedTableNode table, long timeStamp) throws SQLException {
super(connection);
List<PColumnFamily> families =
Lists.newArrayListWithExpectedSize(table.getDynamicColumns().size());
for (ColumnDef def : table.getDynamicColumns()) {
if (def.getColumnDefName().getFamilyName() != null) {
families.add(
new PColumnFamilyImpl(
PNameFactory.newName(def.getColumnDefName().getFamilyName()),
Collections.<PColumn>emptyList()));
}
}
Long scn = connection.getSCN();
PTable theTable =
new PTableImpl(
connection.getTenantId(),
table.getName().getSchemaName(),
table.getName().getTableName(),
scn == null ? HConstants.LATEST_TIMESTAMP : scn,
families);
theTable = this.addDynamicColumns(table.getDynamicColumns(), theTable);
alias = null;
tableRefs =
ImmutableList.of(
new TableRef(alias, theTable, timeStamp, !table.getDynamicColumns().isEmpty()));
}
protected PTable addDynamicColumns(List<ColumnDef> dynColumns, PTable theTable)
throws SQLException {
if (!dynColumns.isEmpty()) {
List<PColumn> allcolumns = new ArrayList<PColumn>();
List<PColumn> existingColumns = theTable.getColumns();
// Need to skip the salting column, as it's added in the makePTable call below
allcolumns.addAll(
theTable.getBucketNum() == null
? existingColumns
: existingColumns.subList(1, existingColumns.size()));
// Position still based on with the salting columns
int position = existingColumns.size();
PName defaultFamilyName = PNameFactory.newName(SchemaUtil.getEmptyColumnFamily(theTable));
for (ColumnDef dynColumn : dynColumns) {
PName familyName = defaultFamilyName;
PName name = PNameFactory.newName(dynColumn.getColumnDefName().getColumnName());
String family = dynColumn.getColumnDefName().getFamilyName();
if (family != null) {
theTable.getColumnFamily(family); // Verifies that column family exists
familyName = PNameFactory.newName(family);
}
allcolumns.add(
new PColumnImpl(
name,
familyName,
dynColumn.getDataType(),
dynColumn.getMaxLength(),
dynColumn.getScale(),
dynColumn.isNull(),
position,
dynColumn.getSortOrder(),
dynColumn.getArraySize(),
null,
false));
position++;
}
theTable = PTableImpl.makePTable(theTable, allcolumns);
}
return theTable;
}
