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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-04 18:00:34 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-04 18:00:34 +0000
commit3f619478f796eddbba6e39502fe941b285dd97b1 (patch)
treee2c7b5777f728320e5b5542b6213fd3591ba51e2 /storage/connect/tabvct.h
parentInitial commit. (diff)
downloadmariadb-3f619478f796eddbba6e39502fe941b285dd97b1.tar.xz
mariadb-3f619478f796eddbba6e39502fe941b285dd97b1.zip
Adding upstream version 1:10.11.6.upstream/1%10.11.6upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'storage/connect/tabvct.h')
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+/*************** TabVct H Declares Source Code File (.H) ***************/
+/* Name: TABVCT.H Version 3.4 */
+/* */
+/* (C) Copyright to the author Olivier BERTRAND 1999-2011 */
+/* */
+/* This file contains the TDBVCT class declares. */
+/***********************************************************************/
+#ifndef __TABVCT__
+#define __TABVCT__
+
+#include "tabfix.h"
+#if defined(UNIX)
+//#include <string.h.SUNWCCh>
+#endif
+
+typedef class TDBVCT *PTDBVCT;
+typedef class VCTCOL *PVCTCOL;
+
+/***********************************************************************/
+/* VCT table. */
+/***********************************************************************/
+class DllExport VCTDEF : public DOSDEF { /* Logical table description */
+ friend class TDBVCT;
+ friend class VCTFAM;
+ friend class VECFAM;
+ friend class VMPFAM;
+ public:
+ // Constructor
+ VCTDEF(void) {Split = false; Estimate = Header = 0;}
+
+ // Implementation
+ virtual const char *GetType(void) {return "VCT";}
+ int GetEstimate(void) {return Estimate;}
+
+ // Methods
+ virtual bool DefineAM(PGLOBAL g, LPCSTR am, int poff);
+ virtual PTDB GetTable(PGLOBAL g, MODE mode);
+
+ protected:
+ int MakeFnPattern(char *fpat);
+
+ // Members
+ bool Split; /* Columns in separate files */
+ int Estimate; /* Estimated maximum size of table */
+ int Header; /* 0: no, 1: separate, 2: in data file */
+ }; // end of VCTDEF
+
+/***********************************************************************/
+/* This is the DOS/UNIX Access Method class declaration for files */
+/* in blocked vector format. In each block containing "Elements" */
+/* records, values of each columns are consecutively stored (vector). */
+/***********************************************************************/
+class DllExport TDBVCT : public TDBFIX {
+ friend class VCTCOL;
+ friend class VCTFAM;
+ friend class VCMFAM;
+ friend class VECFAM;
+ friend class VMPFAM;
+ public:
+ // Constructors
+ TDBVCT(PVCTDEF tdp, PTXF txfp);
+ TDBVCT(PGLOBAL g, PTDBVCT tdbp);
+
+ // Implementation
+ virtual AMT GetAmType(void) {return TYPE_AM_VCT;}
+ virtual PTDB Duplicate(PGLOBAL g)
+ {return (PTDB)new(g) TDBVCT(g, this);}
+ bool IsSplit(void) {return ((VCTDEF*)To_Def)->Split;}
+
+ // Methods
+ virtual PTDB Clone(PTABS t);
+ virtual bool IsUsingTemp(PGLOBAL g);
+
+ // Database routines
+ virtual PCOL MakeCol(PGLOBAL g, PCOLDEF cdp, PCOL cprec, int n);
+ virtual bool OpenDB(PGLOBAL g);
+ virtual int ReadDB(PGLOBAL g);
+ virtual void CloseDB(PGLOBAL g);
+
+ protected:
+ // Members
+ }; // end of class TDBVCT
+
+/***********************************************************************/
+/* Class VCTCOL: VCT access method column descriptor. */
+/* This A.M. is used for file having column wise organization. */
+/***********************************************************************/
+class DllExport VCTCOL : public DOSCOL {
+ friend class TDBVCT;
+ friend class VCTFAM;
+ friend class VCMFAM;
+ friend class VECFAM;
+ friend class VMPFAM;
+ friend class BGVFAM;
+ public:
+ // Constructors
+ VCTCOL(PGLOBAL g, PCOLDEF cdp, PTDB tdbp, PCOL cprec, int i);
+ VCTCOL(VCTCOL *colp, PTDB tdbp); // Constructor used in copy process
+
+ // Implementation
+ virtual int GetAmType(void) {return TYPE_AM_VCT;}
+
+ // Methods
+ virtual void ReadColumn(PGLOBAL g);
+ virtual void WriteColumn(PGLOBAL g);
+ virtual bool SetBuffer(PGLOBAL g, PVAL value, bool ok, bool check);
+ virtual void SetOk(void);
+
+ protected:
+ virtual void ReadBlock(PGLOBAL g);
+ virtual void WriteBlock(PGLOBAL g);
+
+ VCTCOL(void) = default; // Default constructor not to be used
+
+ // Members
+ PVBLK Blk; // Block buffer
+ int Clen; // Internal length in table
+ int ColBlk; // Block pointed by column
+ int ColPos; // Last position read
+ int Modif; // Number of modified lines in block
+ }; // end of class VCTCOL
+
+#endif // __TABVCT__
+