diff options
Diffstat (limited to 'storage/connect/xtable.h')
| -rw-r--r-- | storage/connect/xtable.h | 211 |
1 files changed, 122 insertions, 89 deletions
diff --git a/storage/connect/xtable.h b/storage/connect/xtable.h index e18a08a54b8..4aeea05946a 100644 --- a/storage/connect/xtable.h +++ b/storage/connect/xtable.h @@ -1,7 +1,7 @@ /**************** Table H Declares Source Code File (.H) ***************/ -/* Name: TABLE.H Version 2.3 */ +/* Name: TABLE.H Version 2.4 */ /* */ -/* (C) Copyright to the author Olivier BERTRAND 1999-2015 */ +/* (C) Copyright to the author Olivier BERTRAND 1999-2017 */ /* */ /* This file contains the TBX, OPJOIN and TDB class definitions. */ /***********************************************************************/ @@ -17,6 +17,7 @@ #include "block.h" #include "colblk.h" #include "m_ctype.h" +#include "reldef.h" typedef class CMD *PCMD; typedef struct st_key_range key_range; @@ -32,24 +33,30 @@ class CMD : public BLOCK { char *Cmd; }; // end of class CMD +#if 0 // Condition filter structure class CONDFIL : public BLOCK { public: // Constructor CONDFIL(const Item *cond, uint idx, AMT type) { - Cond = cond; Idx = idx; Type = type; Body = NULL; Op = OP_XX; Cmds = NULL; + Cond = cond; Idx = idx; Type = type; Op = OP_XX; + Cmds = NULL; All = true; Body = NULL, Having = NULL; } // Members const Item *Cond; AMT Type; uint Idx; - char *Body; OPVAL Op; PCMD Cmds; + bool All; + char *Body; + char *Having; }; // end of class CONDFIL +#endif // 0 +typedef class EXTCOL *PEXTCOL; typedef class CONDFIL *PCFIL; typedef class TDBCAT *PTDBCAT; typedef class CATCOL *PCATCOL; @@ -64,47 +71,61 @@ class DllExport TDB: public BLOCK { // Table Descriptor Block. TDB(PTDB tdbp); // Implementation - static void SetTnum(int n) {Tnum = n;} - inline PTDB GetOrig(void) {return To_Orig;} - inline TUSE GetUse(void) {return Use;} - inline PCFIL GetCondFil(void) {return To_CondFil;} - inline LPCSTR GetName(void) {return Name;} - inline PTABLE GetTable(void) {return To_Table;} - inline PCOL GetColumns(void) {return Columns;} - inline int GetDegree(void) {return Degree;} - inline MODE GetMode(void) {return Mode;} - inline PFIL GetFilter(void) {return To_Filter;} - inline void SetFilter(PFIL fp) {To_Filter = fp;} - inline void SetOrig(PTDB txp) {To_Orig = txp;} - inline void SetUse(TUSE n) {Use = n;} - inline void SetCondFil(PCFIL cfp) {To_CondFil = cfp;} - inline void SetNext(PTDB tdbp) {Next = tdbp;} - inline void SetName(LPCSTR name) {Name = name;} - inline void SetTable(PTABLE tablep) {To_Table = tablep;} - inline void SetColumns(PCOL colp) {Columns = colp;} - inline void SetDegree(int degree) {Degree = degree;} - inline void SetMode(MODE mode) {Mode = mode;} + static void SetTnum(int n) {Tnum = n;} + inline PTABDEF GetDef(void) {return To_Def;} + inline PTDB GetOrig(void) {return To_Orig;} + inline TUSE GetUse(void) {return Use;} + inline PCFIL GetCondFil(void) {return To_CondFil;} + inline LPCSTR GetName(void) {return Name;} + inline PTABLE GetTable(void) {return To_Table;} + inline PCOL GetColumns(void) {return Columns;} + inline int GetDegree(void) {return Degree;} + inline MODE GetMode(void) {return Mode;} + inline PFIL GetFilter(void) {return To_Filter;} + inline PCOL GetSetCols(void) {return To_SetCols;} + inline void SetSetCols(PCOL colp) {To_SetCols = colp;} + inline void SetFilter(PFIL fp) {To_Filter = fp;} + inline void SetOrig(PTDB txp) {To_Orig = txp;} + inline void SetUse(TUSE n) {Use = n;} + inline void SetCondFil(PCFIL cfp) {To_CondFil = cfp;} + inline void SetNext(PTDB tdbp) {Next = tdbp;} + inline void SetName(LPCSTR name) {Name = name;} + inline void SetTable(PTABLE tablep) {To_Table = tablep;} + inline void SetColumns(PCOL colp) {Columns = colp;} + inline void SetDegree(int degree) {Degree = degree;} + inline void SetMode(MODE mode) {Mode = mode;} // Properties - virtual AMT GetAmType(void) {return TYPE_AM_ERROR;} - virtual int GetTdb_No(void) {return Tdb_No;} - virtual PTDB GetNext(void) {return Next;} - virtual PCATLG GetCat(void) {return NULL;} - virtual void SetAbort(bool) {;} + virtual AMT GetAmType(void) {return TYPE_AM_ERROR;} + virtual bool IsRemote(void) {return false;} + virtual bool IsIndexed(void) {return false;} + virtual int GetTdb_No(void) {return Tdb_No;} + virtual PTDB GetNext(void) {return Next;} + virtual PCATLG GetCat(void) {return NULL;} + virtual void SetAbort(bool) {;} + virtual PKXBASE GetKindex(void) {return NULL;} // Methods virtual bool IsSame(PTDB tp) {return tp == this;} - virtual bool IsSpecial(PSZ name) = 0; - virtual bool GetBlockValues(PGLOBAL) {return false;} + virtual bool IsSpecial(PSZ name); + virtual bool IsReadOnly(void) {return Read_Only;} + virtual bool IsView(void) {return FALSE;} + virtual PSZ GetPath(void); + virtual RECFM GetFtype(void) {return RECFM_NAF;} + virtual bool GetBlockValues(PGLOBAL) { return false; } virtual int Cardinality(PGLOBAL) {return 0;} - virtual int GetMaxSize(PGLOBAL) = 0; + virtual int GetRecpos(void) = 0; + virtual bool SetRecpos(PGLOBAL g, int recpos); + virtual int GetMaxSize(PGLOBAL) = 0; virtual int GetProgMax(PGLOBAL) = 0; - virtual int GetProgCur(void) = 0; - virtual int RowNumber(PGLOBAL g, bool b = false); - virtual bool IsReadOnly(void) {return true;} - virtual const CHARSET_INFO *data_charset() {return NULL;} + virtual int GetProgCur(void) {return GetRecpos();} + virtual PSZ GetFile(PGLOBAL) {return "Not a file";} + virtual void SetFile(PGLOBAL, PSZ) {} + virtual void ResetDB(void) {} + virtual void ResetSize(void) {MaxSize = -1;} + virtual int RowNumber(PGLOBAL g, bool b = false); virtual PTDB Duplicate(PGLOBAL) {return NULL;} - virtual PTDB CopyOne(PTABS) {return this;} + virtual PTDB Clone(PTABS) {return this;} virtual PTDB Copy(PTABS t); virtual void PrintAM(FILE *f, char *m) {fprintf(f, "%s AM(%d)\n", m, GetAmType());} @@ -112,10 +133,15 @@ class DllExport TDB: public BLOCK { // Table Descriptor Block. virtual void Print(PGLOBAL g, char *ps, uint z); virtual PSZ GetServer(void) = 0; virtual int GetBadLines(void) {return 0;} + virtual CHARSET_INFO *data_charset(void); - // Database pure virtual routines - virtual PCOL ColDB(PGLOBAL g, PSZ name, int num) = 0; - virtual void MarkDB(PGLOBAL, PTDB) = 0; + // Database routines + virtual PCOL ColDB(PGLOBAL g, PSZ name, int num); + virtual PCOL MakeCol(PGLOBAL, PCOLDEF, PCOL, int) + {assert(false); return NULL;} + virtual PCOL InsertSpecialColumn(PCOL colp); + virtual PCOL InsertSpcBlk(PGLOBAL g, PCOLDEF cdp); + virtual void MarkDB(PGLOBAL g, PTDB tdb2); virtual bool OpenDB(PGLOBAL) = 0; virtual int ReadDB(PGLOBAL) = 0; virtual int WriteDB(PGLOBAL) = 0; @@ -126,20 +152,26 @@ class DllExport TDB: public BLOCK { // Table Descriptor Block. protected: // Members - PTDB To_Orig; // Pointer to original if it is a copy - TUSE Use; - PFIL To_Filter; - PCFIL To_CondFil; // To condition filter structure - static int Tnum; // Used to generate Tdb_no's - const int Tdb_No; // GetTdb_No() is always 0 for OPJOIN - PTDB Next; // Next in linearized queries - PTABLE To_Table; // Points to the XTAB object - LPCSTR Name; // Table name - PCOL Columns; // Points to the first column of the table - MODE Mode; // 10 Read, 30 Update, 40 Insert, 50 Delete - int Degree; // Number of columns - int Cardinal; // Table number of rows - }; // end of class TDB + PTDB To_Orig; // Pointer to original if it is a copy + PTABDEF To_Def; // Points to catalog description block + TUSE Use; + PFIL To_Filter; + PCFIL To_CondFil; // To condition filter structure + static int Tnum; // Used to generate Tdb_no's + const int Tdb_No; // GetTdb_No() is always 0 for OPJOIN + PTDB Next; // Next in linearized queries + PTABLE To_Table; // Points to the XTAB object + LPCSTR Name; // Table name + PCOL Columns; // Points to the first column of the table + PCOL To_SetCols; // Points to updated columns + MODE Mode; // 10 Read, 30 Update, 40 Insert, 50 Delete + int Degree; // Number of columns + int Cardinal; // Table number of rows + int MaxSize; // Max size in number of lines + bool Read_Only; // True for read only tables + const CHARSET_INFO *m_data_charset; + const char *csname; // Table charset name +}; // end of class TDB /***********************************************************************/ /* This is the base class for all query tables (except decode). */ @@ -155,50 +187,50 @@ class DllExport TDBASE : public TDB { // Implementation inline int GetKnum(void) {return Knum;} - inline PTABDEF GetDef(void) {return To_Def;} - inline PKXBASE GetKindex(void) {return To_Kindex;} - inline PCOL GetSetCols(void) {return To_SetCols;} - inline void SetSetCols(PCOL colp) {To_SetCols = colp;} +//inline PTABDEF GetDef(void) {return To_Def;} +//inline PCOL GetSetCols(void) {return To_SetCols;} +//inline void SetSetCols(PCOL colp) {To_SetCols = colp;} inline void SetKey_Col(PCOL *cpp) {To_Key_Col = cpp;} inline void SetXdp(PIXDEF xdp) {To_Xdp = xdp;} inline void SetKindex(PKXBASE kxp) {To_Kindex = kxp;} // Properties - void ResetKindex(PGLOBAL g, PKXBASE kxp); + virtual PKXBASE GetKindex(void) {return To_Kindex;} + void ResetKindex(PGLOBAL g, PKXBASE kxp); PCOL Key(int i) {return (To_Key_Col) ? To_Key_Col[i] : NULL;} // Methods virtual bool IsUsingTemp(PGLOBAL) {return false;} - virtual bool IsIndexed(void) {return false;} - virtual bool IsSpecial(PSZ name); +//virtual bool IsIndexed(void) {return false;} +//virtual bool IsSpecial(PSZ name); virtual PCATLG GetCat(void); - virtual PSZ GetPath(void); +//virtual PSZ GetPath(void); virtual void PrintAM(FILE *f, char *m); - virtual RECFM GetFtype(void) {return RECFM_NAF;} +//virtual RECFM GetFtype(void) {return RECFM_NAF;} //virtual int GetAffectedRows(void) {return -1;} - virtual int GetRecpos(void) = 0; - virtual bool SetRecpos(PGLOBAL g, int recpos); - virtual bool IsReadOnly(void) {return Read_Only;} - virtual bool IsView(void) {return FALSE;} - virtual CHARSET_INFO *data_charset(void); +//virtual int GetRecpos(void) = 0; +//virtual bool SetRecpos(PGLOBAL g, int recpos); +//virtual bool IsReadOnly(void) {return Read_Only;} +//virtual bool IsView(void) {return FALSE;} +//virtual CHARSET_INFO *data_charset(void); virtual int GetProgMax(PGLOBAL g) {return GetMaxSize(g);} - virtual int GetProgCur(void) {return GetRecpos();} - virtual PSZ GetFile(PGLOBAL) {return "Not a file";} - virtual int GetRemote(void) {return 0;} - virtual void SetFile(PGLOBAL, PSZ) {} - virtual void ResetDB(void) {} - virtual void ResetSize(void) {MaxSize = -1;} +//virtual int GetProgCur(void) {return GetRecpos();} +//virtual PSZ GetFile(PGLOBAL) {return "Not a file";} +//virtual int GetRemote(void) {return 0;} +//virtual void SetFile(PGLOBAL, PSZ) {} +//virtual void ResetDB(void) {} +//virtual void ResetSize(void) {MaxSize = -1;} virtual void RestoreNrec(void) {} virtual int ResetTableOpt(PGLOBAL g, bool dop, bool dox); virtual PSZ GetServer(void) {return "Current";} // Database routines - virtual PCOL ColDB(PGLOBAL g, PSZ name, int num); - virtual PCOL MakeCol(PGLOBAL, PCOLDEF, PCOL, int) - {assert(false); return NULL;} - virtual PCOL InsertSpecialColumn(PCOL colp); - virtual PCOL InsertSpcBlk(PGLOBAL g, PCOLDEF cdp); - virtual void MarkDB(PGLOBAL g, PTDB tdb2); +//virtual PCOL ColDB(PGLOBAL g, PSZ name, int num); +//virtual PCOL MakeCol(PGLOBAL, PCOLDEF, PCOL, int) +// {assert(false); return NULL;} +//virtual PCOL InsertSpecialColumn(PCOL colp); +//virtual PCOL InsertSpcBlk(PGLOBAL g, PCOLDEF cdp); +//virtual void MarkDB(PGLOBAL g, PTDB tdb2); virtual int MakeIndex(PGLOBAL g, PIXDEF, bool) {strcpy(g->Message, "Remote index"); return RC_INFO;} virtual bool ReadKey(PGLOBAL, OPVAL, const key_range *) @@ -209,19 +241,19 @@ class DllExport TDBASE : public TDB { "This function should not be called for this table"); return true;} // Members - PTABDEF To_Def; // Points to catalog description block +//PTABDEF To_Def; // Points to catalog description block PXOB *To_Link; // Points to column of previous relations PCOL *To_Key_Col; // Points to key columns in current file PKXBASE To_Kindex; // Points to table key index PIXDEF To_Xdp; // To the index definition block - PCOL To_SetCols; // Points to updated columns +//PCOL To_SetCols; // Points to updated columns RECFM Ftype; // File type: 0-var 1-fixed 2-binary (VCT) - int MaxSize; // Max size in number of lines +//int MaxSize; // Max size in number of lines int Knum; // Size of key arrays - bool Read_Only; // True for read only tables - const CHARSET_INFO *m_data_charset; - const char *csname; // Table charset name - }; // end of class TDBASE +//bool Read_Only; // True for read only tables +//const CHARSET_INFO *m_data_charset; +//const char *csname; // Table charset name +}; // end of class TDBASE /***********************************************************************/ /* The abstract base class declaration for the catalog tables. */ @@ -243,7 +275,8 @@ class DllExport TDBCAT : public TDBASE { // Database routines virtual PCOL MakeCol(PGLOBAL g, PCOLDEF cdp, PCOL cprec, int n); - virtual int GetMaxSize(PGLOBAL g); + virtual int Cardinality(PGLOBAL) {return 10;} // To avoid assert + virtual int GetMaxSize(PGLOBAL g); virtual bool OpenDB(PGLOBAL g); virtual int ReadDB(PGLOBAL g); virtual int WriteDB(PGLOBAL g); @@ -275,7 +308,7 @@ class DllExport CATCOL : public COLBLK { virtual int GetAmType(void) {return TYPE_AM_ODBC;} // Methods - virtual void ReadColumn(PGLOBAL g); + virtual void ReadColumn(PGLOBAL g); protected: CATCOL(void) {} // Default constructor not to be used |