diff options
Diffstat (limited to 'storage/connect/colblk.h')
| -rw-r--r-- | storage/connect/colblk.h | 45 |
1 files changed, 38 insertions, 7 deletions
diff --git a/storage/connect/colblk.h b/storage/connect/colblk.h index a340ee4450a..5e8dc77ff69 100644 --- a/storage/connect/colblk.h +++ b/storage/connect/colblk.h @@ -36,10 +36,13 @@ class DllExport COLBLK : public XOBJECT { virtual int GetAmType() {return TYPE_AM_ERROR;} virtual void SetOk(void) {Status |= BUF_EMPTY;} virtual PTDB GetTo_Tdb(void) {return To_Tdb;} + virtual int GetClustered(void) {return 0;} + virtual int IsClustered(void) {return FALSE;} PCOL GetNext(void) {return Next;} PSZ GetName(void) {return Name;} int GetIndex(void) {return Index;} ushort GetColUse(void) {return ColUse;} + int GetOpt(void) {return Opt;} ushort GetColUse(ushort u) {return (ColUse & u);} ushort GetStatus(void) {return Status;} ushort GetStatus(ushort u) {return (Status & u);} @@ -48,17 +51,18 @@ class DllExport COLBLK : public XOBJECT { void AddColUse(ushort u) {ColUse |= u;} void AddStatus(ushort u) {Status |= u;} void SetNext(PCOL cp) {Next = cp;} + PXCOL GetKcol(void) {return To_Kcol;} void SetKcol(PXCOL kcp) {To_Kcol = kcp;} PCOLDEF GetCdp(void) {return Cdp;} PSZ GetDomain(void) {return (Cdp) ? Cdp->Decode : NULL;} PSZ GetDesc(void) {return (Cdp) ? Cdp->Desc : NULL;} PSZ GetFmt(void) {return (Cdp) ? Cdp->Fmt : NULL;} bool IsUnsigned(void) {return Unsigned;} - bool IsNullable(void) {return Nullable;} bool IsVirtual(void) {return Cdp->IsVirtual();} + bool IsNullable(void) {return Nullable;} void SetNullable(bool b) {Nullable = b;} - - // Methods + + // Methods virtual void Reset(void); virtual bool Compare(PXOB xp); virtual bool SetFormat(PGLOBAL, FORMAT&); @@ -70,6 +74,7 @@ class DllExport COLBLK : public XOBJECT { virtual void WriteColumn(PGLOBAL g); virtual void Print(PGLOBAL g, FILE *, uint); virtual void Print(PGLOBAL g, char *, uint); + virtual bool VarSize(void) {return false;} bool InitValue(PGLOBAL g); protected: @@ -82,9 +87,11 @@ class DllExport COLBLK : public XOBJECT { bool Nullable; // True if nullable bool Unsigned; // True if unsigned int Index; // Column number in table + int Opt; // Cluster/sort information int Buf_Type; // Data type int Long; // Internal length in table int Precision; // Column length (as for ODBC) + int Freq; // Evaluated ceiling of distinct values FORMAT Format; // Output format ushort ColUse; // Column usage ushort Status; // Column read status @@ -100,7 +107,7 @@ class DllExport SPCBLK : public COLBLK { // Implementation virtual int GetAmType(void) = 0; - virtual bool GetRnm(void) {return false;} + virtual bool GetRnm(void) {return false;} // Methods virtual bool IsSpecial(void) {return true;} @@ -122,7 +129,7 @@ class DllExport RIDBLK : public SPCBLK { // Implementation virtual int GetAmType(void) {return TYPE_AM_ROWID;} - virtual bool GetRnm(void) {return Rnm;} + virtual bool GetRnm(void) {return Rnm;} // Methods virtual void ReadColumn(PGLOBAL g); @@ -137,7 +144,7 @@ class DllExport RIDBLK : public SPCBLK { class DllExport FIDBLK : public SPCBLK { public: // Constructor - FIDBLK(PCOLUMN cp); + FIDBLK(PCOLUMN cp, OPVAL op); // Implementation virtual int GetAmType(void) {return TYPE_AM_FILID;} @@ -147,7 +154,8 @@ class DllExport FIDBLK : public SPCBLK { virtual void ReadColumn(PGLOBAL g); protected: - PSZ Fn; // The current To_File of the table + PSZ Fn; // The current To_File of the table + OPVAL Op; // The file part operator }; // end of class FIDBLK /***********************************************************************/ @@ -174,6 +182,29 @@ class DllExport TIDBLK : public SPCBLK { }; // end of class TIDBLK /***********************************************************************/ +/* Class PRTBLK: PARTID special column descriptor. */ +/***********************************************************************/ +class DllExport PRTBLK : public SPCBLK { + public: + // Constructor + PRTBLK(PCOLUMN cp); + + // Implementation + virtual int GetAmType(void) {return TYPE_AM_PRTID;} + + // Methods + virtual void Reset(void) {} // This is a pseudo constant column + virtual void ReadColumn(PGLOBAL g); + + protected: + // Default constructor not to be used + PRTBLK(void) {} + + // Members + PSZ Pname; // The current partition name + }; // end of class PRTBLK + +/***********************************************************************/ /* Class SIDBLK: SERVID special column descriptor. */ /***********************************************************************/ class DllExport SIDBLK : public SPCBLK { |