pike.git / lib / modules / Sql.pmod / pgsql.pike

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pike.git/lib/modules/Sql.pmod/pgsql.pike:59:      #include "pgsql.h"      #define ERROR(X ...) predef::error(X)      final int _fetchlimit=FETCHLIMIT;   final Thread.Mutex _unnamedportalmux;   private Thread.Mutex unnamedstatement;   private Thread.MutexKey termlock;   final int _portalsinflight; + final int _wasparallelisable;      private .pgsql_util.conxion c;   private string cancelsecret;   private int backendpid, backendstatus;   final mapping(string:mixed) _options;   private array(string) lastmessage=({});   private int clearmessage;   private mapping(string:array(mixed)) notifylist=([]);   final mapping(string:string) _runtimeparameter;   final mapping(string:mapping(string:mixed)) _prepareds=([]);
pike.git/lib/modules/Sql.pmod/pgsql.pike:1295:    _readyforquerycount=1;    _waittocommit=0;    qportals->write(1);    if(!(c=getsocket()))    ERROR("Couldn't connect to database on %s:%d\n",_host,_port);    _runtimeparameter=([]);    _unnamedportalmux=Thread.Mutex();    unnamedstatement=Thread.Mutex();    readyforquery_cb=recon?reconnect_cb:connect_cb;    _portalsinflight=0; +  _wasparallelisable = 0;    return 1;   }      //! For PostgreSQL this function performs the same function as @[resync()].   //!   //! @seealso   //! @[resync()], @[cancelquery()]   /*semi*/final void reload() {    resync();   }
pike.git/lib/modules/Sql.pmod/pgsql.pike:1881:    if(totalhits>=cachedepth)    foreach(_prepareds;string ind;tp) {    int oldhits=tp.hits;    totalhits-=oldhits-(tp.hits=oldhits>>1);    if(oldhits<=1) {    closestatement(plugbuffer,tp.preparedname);    m_delete(_prepareds,ind);    }    }    if(forcecache!=1 && .pgsql_util.createprefix->match(q)) { +  PD("Invalidate cache\n");    invalidatecache=1; // Flush cache on CREATE    tp=UNDEFINED;    } else    _prepareds[q]=tp=([]);    }    if(invalidatecache) {    invalidatecache=0;    foreach(_prepareds;;mapping np) {    closestatement(plugbuffer,np.preparedname);    m_delete(np,"preparedname");
pike.git/lib/modules/Sql.pmod/pgsql.pike:1912:    portal=.pgsql_util.sql_result(this,c,q,    portalbuffersize, _alltyped, from, forcetext, timeout, syncparse);    portal._tprepared=tp;   #ifdef PG_STATS    portalsopened++;   #endif    clearmessage=1;    if(forcetext) { // FIXME What happens if portals are still open?    portal._unnamedportalkey=_unnamedportalmux->lock(1);    portal._portalname=""; -  portal->_openportal(); +  portal->_parseportal(); portal->_bindportal();    _readyforquerycount++;    Thread.MutexKey lock=unnamedstatement->lock(1);    .pgsql_util.conxsess cs = c->start(1);    CHAIN(cs)->add_int8('Q')->add_hstring(({q, 0}), 4, 4);    cs->sendcmd(FLUSHLOGSEND,portal);    lock=0;    PD("Simple query: %O\n",q);    } else {    object plugbuffer; -  +  portal->_parseportal();    if(!sizeof(preparedname) || !tp || !tp.preparedname) {    if(!sizeof(preparedname))    preparedname= -  (portal._unnamedstatementkey = -  (syncparse ? unnamedstatement->lock : unnamedstatement->trylock)(1)) +  (portal._unnamedstatementkey = unnamedstatement->trylock(1))    ? "" : PTSTMTPREFIX+int2hex(ptstmtcount++);    PD("Parse statement %O=%O\n",preparedname,q);    plugbuffer = c->start();    CHAIN(plugbuffer)->add_int8('P')    ->add_hstring(({preparedname,0,q,"\0\0\0"}),4,4)   #if 0    // Even though the protocol doesn't require the Parse command to be    // followed by a flush, it makes a VERY noticeable difference in    // performance if it is omitted; seems like a flaw in the PostgreSQL    // server v8.3.3