- Adding parallelism to the TBL table type

modified:
  storage/connect/tabcol.h
  storage/connect/tabtbl.cpp
  storage/connect/tabtbl.h
  storage/connect/value.cpp

storage/connect/tabcol.h

@@ -17,6 +17,7 @@
 /***********************************************************************/
 class DllExport XTAB: public BLOCK {  // Table Name-Owner-Srcdef block.
   friend class TDBPRX;
+  friend class TDBTBM;
  public:
   // Constructors
   XTAB(LPCSTR name, LPCSTR srcdef = NULL);

storage/connect/tabtbl.h

 /*************** TabTbl H Declares Source Code File (.H) ***************/
-/*  Name: TABTBL.H   Version 1.2                                       */
+/*  Name: TABTBL.H   Version 1.3                                       */
 /*                                                                     */
 /*  (C) Copyright to the author Olivier BERTRAND          2008-2013    */
 /*                                                                     */
@@ -11,7 +11,29 @@
 
 typedef class TBLDEF *PTBLDEF;
 typedef class TDBTBL *PTDBTBL;
-
+typedef class TDBTBM *PTDBTBM;
+typedef class MYSQLC *PMYC;
+
+/***********************************************************************/
+/*  Defines the structures used for distributed TBM tables.            */
+/***********************************************************************/
+typedef struct _TBMtable *PTBMT;
+
+typedef struct _TBMtable {
+  PTBMT     Next;                 // Points to next data table struct
+  PTABLE    Tap;                  // Points to the sub table
+  PGLOBAL   G;                    // Needed in thread routine
+  bool      Complete;             // TRUE when all results are read
+  bool      Ready;                // TRUE when results are there
+  int       Rows;                 // Total number of rows read so far
+  int       ProgCur;              // Current pos
+  int       ProgMax;              // Max pos
+  int       Rc;                   // Return code
+  THD      *Thd;
+  pthread_attr_t attr;            // ???
+  pthread_t Tid;                  // CheckOpen thread ID
+  } TBMT;
+
 /***********************************************************************/
 /*  TBL table.                                                         */
 /***********************************************************************/
@@ -32,6 +54,7 @@ class DllExport TBLDEF : public PRXDEF {  /* Logical table description */
  protected:
   // Members
   bool    Accept;                  /* TRUE if bad tables are accepted  */
+  bool    Thread;                  /* Use thread for remote tables     */
   int     Maxerr;                  /* Maximum number of bad tables     */
   int     Ntables;                 /* Number of tables                 */
   }; // end of TBLDEF
@@ -41,7 +64,6 @@ class DllExport TBLDEF : public PRXDEF {  /* Logical table description */
 /***********************************************************************/
 class DllExport TDBTBL : public TDBPRX {
   friend class TBTBLK;
-  friend class TDBPLG;
  public:
   // Constructor
   TDBTBL(PTBLDEF tdp = NULL);
@@ -51,8 +73,8 @@ class DllExport TDBTBL : public TDBPRX {
 
   // Methods
   virtual void ResetDB(void);
-  virtual int GetRecpos(void) {return Rows;}
-  virtual int GetBadLines(void) {return (int)Nbf;}
+  virtual int  GetRecpos(void) {return Rows;}
+  virtual int  GetBadLines(void) {return (int)Nbc;}
 
   // Database routines
   virtual PCOL MakeCol(PGLOBAL g, PCOLDEF cdp, PCOL cprec, int n);
@@ -72,7 +94,7 @@ class DllExport TDBTBL : public TDBPRX {
   PTABLE  CurTable;             // Points to the current table
   bool    Accept;               // TRUE if bad tables are accepted
   int     Maxerr;               // Maximum number of bad tables
-  int     Nbf;                  // Number of bad connections
+  int     Nbc;                  // Number of bad connections
   int     Rows;                 // Used for RowID
   int     Crp;                  // Used for CurPos
   }; // end of class TDBTBL
@@ -100,3 +122,44 @@ class TBTBLK : public TIDBLK {
  protected:
   // Must not have additional members
   }; // end of class TBTBLK
+
+/***********************************************************************/
+/*  This is the TBM Access Method class declaration.                   */
+/***********************************************************************/
+class DllExport TDBTBM : public TDBTBL {
+  friend class TBTBLK;
+ public:
+  // Constructor
+  TDBTBM(PTBLDEF tdp = NULL);
+
+  // Implementation
+//virtual AMT  GetAmType(void) {return TYPE_AM_TBL;}
+
+  // Methods
+  virtual void ResetDB(void);
+//virtual int  GetRecpos(void) {return Rows;}
+//virtual int  GetBadLines(void) {return (int)Nbc;}
+
+  // Database routines
+//virtual PCOL MakeCol(PGLOBAL g, PCOLDEF cdp, PCOL cprec, int n);
+  virtual int  GetMaxSize(PGLOBAL g) {return 10;} // Temporary
+  virtual int  RowNumber(PGLOBAL g, bool b = FALSE);
+//virtual PCOL InsertSpecialColumn(PGLOBAL g, PCOL scp);
+  virtual bool OpenDB(PGLOBAL g);
+  virtual int  ReadDB(PGLOBAL g);
+
+ protected:
+  // Internal functions
+//bool  InitTableList(PGLOBAL g);
+//bool  TestFil(PGLOBAL g, PFIL filp, PTABLE tabp);
+  bool  OpenTables(PGLOBAL g);
+  int   ReadNextRemote(PGLOBAL g);
+
+  // Members
+  PTBMT Tmp;                  // To data table TBMT structures
+  PTBMT Cmp;                  // Current data table PLGF (to move to TDBTBL)
+  PTBMT Bmp;                  // To bad (unconnected) PLGF structures
+  bool  Done;                 // TRUE after first GetAllResults
+  int   Nrc;                  // Number of remote connections
+  int   Nlc;                  // Number of local connections
+  }; // end of class TDBTBM

storage/connect/value.cpp

@@ -566,7 +566,7 @@ void TYPVAL<TYPE>::SetValue_char(char *p, int n)
   if (minus && Tval)
     Tval = - Tval;
 
-  if (trace)
+  if (trace > 1)
     htrc(strcat(strcat(strcpy(buf, " setting %s to: "), Fmt), "\n"),
                               GetTypeName(Type), Tval);
 
@@ -585,7 +585,7 @@ void TYPVAL<double>::SetValue_char(char *p, int n)
   buf[n] = '\0';
   Tval = atof(buf);
 
-  if (trace)
+  if (trace > 1)
     htrc(" setting double: '%s' -> %lf\n", buf, Tval);
 
   Null = false;
@@ -900,7 +900,7 @@ void TYPVAL<PSZ>::SetValue_char(char *p, int n)
 
   *(++p) = '\0';
 
-  if (trace)
+  if (trace > 1)
     htrc(" Setting string to: '%s'\n", Strp);
 
   Null = false;
@@ -1291,7 +1291,7 @@ bool DTVAL::MakeTime(struct tm *ptm)
   int    n, y = ptm->tm_year;
   time_t t = mktime_mysql(ptm);
 
-  if (trace)
+  if (trace > 1)
     htrc("MakeTime from (%d,%d,%d,%d,%d,%d)\n", 
           ptm->tm_year, ptm->tm_mon, ptm->tm_mday,
           ptm->tm_hour, ptm->tm_min, ptm->tm_sec);
@@ -1314,7 +1314,7 @@ bool DTVAL::MakeTime(struct tm *ptm)
   }
   Tval= (int) t;
 
-  if (trace)
+  if (trace > 1)
     htrc("MakeTime Ival=%d\n", Tval); 
 
   return false;
@@ -1334,7 +1334,7 @@ bool DTVAL::MakeDate(PGLOBAL g, int *val, int nval)
   datm.tm_mon=0;
   datm.tm_year=70;
 
-  if (trace)
+  if (trace > 1)
     htrc("MakeDate from(%d,%d,%d,%d,%d,%d) nval=%d\n",
     val[0], val[1], val[2], val[3], val[4], val[5], nval);
 
@@ -1398,7 +1398,7 @@ bool DTVAL::MakeDate(PGLOBAL g, int *val, int nval)
 
     } // endfor i
 
-  if (trace)
+  if (trace > 1)
     htrc("MakeDate datm=(%d,%d,%d,%d,%d,%d)\n", 
     datm.tm_year, datm.tm_mon, datm.tm_mday,
     datm.tm_hour, datm.tm_min, datm.tm_sec);
@@ -1459,7 +1459,7 @@ void DTVAL::SetValue_char(char *p, int n)
     ndv = ExtractDate(Sdate, Pdtp, DefYear, dval);
     MakeDate(NULL, dval, ndv);
 
-    if (trace)
+    if (trace > 1)
       htrc(" setting date: '%s' -> %d\n", Sdate, Tval);
 
     Null = false;
@@ -1483,7 +1483,7 @@ void DTVAL::SetValue_psz(PSZ p)
     ndv = ExtractDate(Sdate, Pdtp, DefYear, dval);
     MakeDate(NULL, dval, ndv);
 
-    if (trace)
+    if (trace > 1)
       htrc(" setting date: '%s' -> %d\n", Sdate, Tval);
 
     Null = false;