public SubqueryCursor(TableFilter filter, SearchRow first, SearchRow last) {
StringBuilder buff = new StringBuilder("SELECT * FROM ");
buff.append(filter.getTable().getSQL());
Expression filterCondition = filter.getFilterCondition();
if (filterCondition != null) {
buff.append(" WHERE ").append(StringUtils.unEnclose(filterCondition.getSQL()));
}
Prepared prepared = filter.getSession().prepare(buff.toString(), true);
subqueryResult = prepared.query(-1);
}
public static CommandRemote getCommandRemote(
HBaseSession originalSession,
Prepared prepared, //
String url,
String sql)
throws Exception {
SessionRemote sessionRemote = originalSession.getSessionRemote(url);
if (sessionRemote != null && sessionRemote.isClosed()) sessionRemote = null;
boolean isNew = false;
if (sessionRemote == null) {
isNew = true;
sessionRemote = getSessionRemote(originalSession.getOriginalProperties(), url);
}
if (sessionRemote.getTransaction() == null)
sessionRemote.setTransaction(originalSession.getTransaction());
if (isNew) originalSession.addSessionRemote(url, sessionRemote);
return getCommandRemote(sessionRemote, sql, prepared.getParameters(), prepared.getFetchSize());
}