protected ModificationStatement prepareInternal(
CFDefinition cfDef, VariableSpecifications boundNames, Attributes attrs)
throws InvalidRequestException {
UpdateStatement stmt = new UpdateStatement(boundNames.size(), cfDef.cfm, attrs);
for (Pair<ColumnIdentifier, Operation.RawUpdate> entry : updates) {
CFDefinition.Name name = cfDef.get(entry.left);
if (name == null)
throw new InvalidRequestException(String.format("Unknown identifier %s", entry.left));
Operation operation = entry.right.prepare(name);
operation.collectMarkerSpecification(boundNames);
switch (name.kind) {
case KEY_ALIAS:
case COLUMN_ALIAS:
throw new InvalidRequestException(
String.format("PRIMARY KEY part %s found in SET part", entry.left));
case VALUE_ALIAS:
case COLUMN_METADATA:
stmt.addOperation(operation);
break;
}
}
stmt.processWhereClause(whereClause, boundNames);
return stmt;
}
public ColumnFamily updateForKey(
ByteBuffer key, ColumnNameBuilder builder, UpdateParameters params)
throws InvalidRequestException {
CFDefinition cfDef = cfm.getCfDef();
ColumnFamily cf = UnsortedColumns.factory.create(cfm);
// Inserting the CQL row marker (see #4361)
// We always need to insert a marker, because of the following situation:
// CREATE TABLE t ( k int PRIMARY KEY, c text );
// INSERT INTO t(k, c) VALUES (1, 1)
// DELETE c FROM t WHERE k = 1;
// SELECT * FROM t;
// The last query should return one row (but with c == null). Adding
// the marker with the insert make sure the semantic is correct (while making sure a
// 'DELETE FROM t WHERE k = 1' does remove the row entirely)
//
// We never insert markers for Super CF as this would confuse the thrift side.
if (cfDef.isComposite && !cfDef.isCompact && !cfm.isSuper()) {
ByteBuffer name = builder.copy().add(ByteBufferUtil.EMPTY_BYTE_BUFFER).build();
cf.addColumn(params.makeColumn(name, ByteBufferUtil.EMPTY_BYTE_BUFFER));
}
List<Operation> updates = getOperations();
if (cfDef.isCompact) {
if (builder.componentCount() == 0)
throw new InvalidRequestException(
String.format("Missing PRIMARY KEY part %s", cfDef.columns.values().iterator().next()));
if (cfDef.value == null) {
// compact + no compact value implies there is no column outside the PK. So no operation
// could
// have passed through validation
assert updates.isEmpty();
setToEmptyOperation.execute(key, cf, builder.copy(), params);
} else {
// compact means we don't have a row marker, so don't accept to set only the PK. See
// CASSANDRA-5648.
if (updates.isEmpty())
throw new InvalidRequestException(
String.format("Column %s is mandatory for this COMPACT STORAGE table", cfDef.value));
for (Operation update : updates) update.execute(key, cf, builder.copy(), params);
}
} else {
for (Operation update : updates) update.execute(key, cf, builder.copy(), params);
}
return cf;
}
protected ModificationStatement prepareInternal(
CFDefinition cfDef, VariableSpecifications boundNames, Attributes attrs)
throws InvalidRequestException {
UpdateStatement stmt = new UpdateStatement(boundNames.size(), cfDef.cfm, attrs);
// Created from an INSERT
if (stmt.isCounter())
throw new InvalidRequestException(
"INSERT statement are not allowed on counter tables, use UPDATE instead");
if (columnNames.size() != columnValues.size())
throw new InvalidRequestException("Unmatched column names/values");
if (columnNames.isEmpty()) throw new InvalidRequestException("No columns provided to INSERT");
for (int i = 0; i < columnNames.size(); i++) {
CFDefinition.Name name = cfDef.get(columnNames.get(i));
if (name == null)
throw new InvalidRequestException(
String.format("Unknown identifier %s", columnNames.get(i)));
for (int j = 0; j < i; j++)
if (name.name.equals(columnNames.get(j)))
throw new InvalidRequestException(
String.format("Multiple definitions found for column %s", name));
Term.Raw value = columnValues.get(i);
switch (name.kind) {
case KEY_ALIAS:
case COLUMN_ALIAS:
Term t = value.prepare(name);
t.collectMarkerSpecification(boundNames);
stmt.addKeyValue(name.name, t);
break;
case VALUE_ALIAS:
case COLUMN_METADATA:
Operation operation = new Operation.SetValue(value).prepare(name);
operation.collectMarkerSpecification(boundNames);
stmt.addOperation(operation);
break;
}
}
return stmt;
}