mariadb/storage/connect/tabpivot.h
Olivier Bertrand 1c88b9a8d3 Fix wrong value of JSON column
When null and the column is NOT NULL the value was not reset.
  modified:   storage/connect/tabjson.cpp

Fix converting bstr_t string to set error message
  modified:   storage/connect/domdoc.cpp

Fix MDEV-12768: -Wformat-overflow compile warnings
  modified:   storage/connect/global.h
  modified:   storage/connect/jsonudf.cpp
  modified:   storage/connect/plugutil.cpp
  modified:   storage/connect/tabvct.cpp

Typo (in external_lock)
  modified:   storage/connect/ha_connect.cc

Remove some warnings
  modified:   storage/connect/odbconn.cpp
  modified:   storage/connect/tabmysql.cpp

Add MEM_RESERVE flag to virtualAlloc
  modified:   storage/connect/plgdbutl.cpp

Fix MDEV-12573:
Accept=1 may show incorrect value for NULL column in CONNECT TBL
  modified:   storage/connect/tabutil.cpp

Fix wrong setting of key size when greater than 2G
 modified:   storage/connect/xindex.cpp

Fixing MDEV-12149: compile errors on Windows with /Zc:strictStrings
Introduce typedef PCSZ and replace PSZ by it where it matters
All done on CONNECT but compile still fails because of an included system file
  modified:   storage/connect/array.cpp
  modified:   storage/connect/catalog.h
  modified:   storage/connect/colblk.cpp
  modified:   storage/connect/colblk.h
  modified:   storage/connect/connect.cc
  modified:   storage/connect/domdoc.cpp
  modified:   storage/connect/domdoc.h
  modified:   storage/connect/filamdbf.cpp
  modified:   storage/connect/filamdbf.h
  modified:   storage/connect/filamfix.cpp
  modified:   storage/connect/filamgz.cpp
  modified:   storage/connect/filamtxt.h
  modified:   storage/connect/filamvct.cpp
  modified:   storage/connect/filamvct.h
  modified:   storage/connect/filamzip.cpp
  modified:   storage/connect/filamzip.h
  modified:   storage/connect/ha_connect.cc
  modified:   storage/connect/ha_connect.h
  modified:   storage/connect/jdbccat.h
  modified:   storage/connect/jdbconn.cpp
  modified:   storage/connect/jdbconn.h
  modified:   storage/connect/json.cpp
  modified:   storage/connect/json.h
  modified:   storage/connect/jsonudf.cpp
  modified:   storage/connect/jsonudf.h
  modified:   storage/connect/libdoc.cpp
  modified:   storage/connect/macutil.cpp
  modified:   storage/connect/myconn.cpp
  modified:   storage/connect/myutil.cpp
  modified:   storage/connect/myutil.h
  modified:   storage/connect/odbccat.h
  modified:   storage/connect/odbconn.cpp
  modified:   storage/connect/odbconn.h
  modified:   storage/connect/os.h
  modified:   storage/connect/plgdbsem.h
  modified:   storage/connect/plgdbutl.cpp
  modified:   storage/connect/plgxml.cpp
  modified:   storage/connect/plgxml.h
  modified:   storage/connect/plugutil.cpp
  modified:   storage/connect/preparse.h
  modified:   storage/connect/reldef.cpp
  modified:   storage/connect/reldef.h
  modified:   storage/connect/tabdos.cpp
  modified:   storage/connect/tabdos.h
  modified:   storage/connect/tabext.cpp
  modified:   storage/connect/tabext.h
  modified:   storage/connect/tabfix.cpp
  modified:   storage/connect/tabfix.h
  modified:   storage/connect/tabfmt.cpp
  modified:   storage/connect/tabfmt.h
  modified:   storage/connect/tabjdbc.cpp
  modified:   storage/connect/tabjdbc.h
  modified:   storage/connect/tabjson.cpp
  modified:   storage/connect/tabjson.h
  modified:   storage/connect/table.cpp
  modified:   storage/connect/tabmac.cpp
  modified:   storage/connect/tabmul.cpp
  modified:   storage/connect/tabmul.h
  modified:   storage/connect/tabmysql.cpp
  modified:   storage/connect/tabmysql.h
  modified:   storage/connect/tabodbc.cpp
  modified:   storage/connect/tabodbc.h
  modified:   storage/connect/tabpivot.cpp
  modified:   storage/connect/tabpivot.h
  modified:   storage/connect/tabsys.cpp
  modified:   storage/connect/tabsys.h
  modified:   storage/connect/tabutil.cpp
  modified:   storage/connect/tabutil.h
  modified:   storage/connect/tabvir.cpp
  modified:   storage/connect/tabvir.h
  modified:   storage/connect/tabwmi.cpp
  modified:   storage/connect/tabwmi.h
  modified:   storage/connect/tabxml.cpp
  modified:   storage/connect/tabxml.h
  modified:   storage/connect/tabzip.cpp
  modified:   storage/connect/tabzip.h
  modified:   storage/connect/valblk.cpp
  modified:   storage/connect/valblk.h
  modified:   storage/connect/value.cpp
  modified:   storage/connect/value.h
  modified:   storage/connect/xindex.cpp
  modified:   storage/connect/xobject.cpp
  modified:   storage/connect/xobject.h
  modified:   storage/connect/xtable.h

Fix MDEV-12603 Insert replaces values in ZIP file
  modified:   storage/connect/filamzip.cpp
  modified:   storage/connect/filamzip.h

Fix MDEV-12686 Handle null in json
Fix MDEV-12688 Insert does not handle type TINYINT
  modified:   storage/connect/json.cpp
  modified:   storage/connect/tabjson.cpp

Fix MDEV-12653 Cannot add index for ZIP CONNECT table
  modified:   storage/connect/filamzip.cpp
  modified:   storage/connect/ha_connect.cc
  modified:   storage/connect/tabdos.cpp
  modified:   storage/connect/tabfmt.cpp
  modified:   storage/connect/tabjson.cpp
  modified:   storage/connect/xindex.cpp
2017-05-11 21:57:21 +02:00

200 lines
8.1 KiB
C++

/************** TabPivot H Declares Source Code File (.H) **************/
/* Name: TABPIVOT.H Version 1.5 */
/* */
/* (C) Copyright to the author Olivier BERTRAND 2005-2013 */
/* */
/* This file contains the PIVOT classes declares. */
/***********************************************************************/
typedef class PIVOTDEF *PPIVOTDEF;
typedef class TDBPIVOT *PTDBPIVOT;
typedef class FNCCOL *PFNCCOL;
typedef class SRCCOL *PSRCCOL;
/***********************************************************************/
/* This class is used to generate PIVOT table column definitions. */
/***********************************************************************/
class PIVAID : public CSORT {
friend class FNCCOL;
friend class SRCCOL;
public:
// Constructor
PIVAID(const char *tab, const char *src, const char *picol,
const char *fncol, const char *skcol, const char *host,
const char *db, const char *user, const char *pwd, int port);
// Methods
PQRYRES MakePivotColumns(PGLOBAL g);
bool SkipColumn(PCOLRES crp, char *skc);
// The sorting function
virtual int Qcompare(int *, int *);
protected:
// Members
MYSQLC Myc; // MySQL connection class
PCSZ Host; // Host machine to use
PCSZ User; // User logon info
PCSZ Pwd; // Password logon info
PCSZ Database; // Database to be used by server
PQRYRES Qryp; // Points to Query result block
PCSZ Tabname; // Name of source table
PCSZ Tabsrc; // SQL of source table
PCSZ Picol; // Pivot column name
PCSZ Fncol; // Function column name
PCSZ Skcol; // Skipped columns
PVBLK Rblkp; // The value block of the pivot column
int Port; // MySQL port number
}; // end of class PIVAID
/* -------------------------- PIVOT classes -------------------------- */
/***********************************************************************/
/* PIVOT: table that provides a view of a source table where the */
/* pivot column is expended in as many columns as there are distinct */
/* values in it and containing the function value matching other cols.*/
/***********************************************************************/
/***********************************************************************/
/* PIVOT table. */
/***********************************************************************/
class PIVOTDEF : public PRXDEF { /* Logical table description */
friend class TDBPIVOT;
public:
// Constructor
PIVOTDEF(void);
// Implementation
virtual const char *GetType(void) {return "PIVOT";}
// Methods
virtual bool DefineAM(PGLOBAL g, LPCSTR am, int poff);
virtual PTDB GetTable(PGLOBAL g, MODE m);
protected:
// Members
char *Host; /* Host machine to use */
char *User; /* User logon info */
char *Pwd; /* Password logon info */
char *DB; /* Database to be used by server */
char *Tabname; /* Name of source table */
char *Tabsrc; /* The source table SQL description */
char *Picol; /* The pivot column */
char *Fncol; /* The function column */
char *Function; /* The function applying to group by */
bool GBdone; /* True if tabname as group by format */
bool Accept; /* TRUE if no match is accepted */
int Port; /* MySQL port number */
}; // end of PIVOTDEF
/***********************************************************************/
/* This is the class declaration for the PIVOT table. */
/***********************************************************************/
class TDBPIVOT : public TDBPRX {
friend class FNCCOL;
public:
// Constructor
TDBPIVOT(PPIVOTDEF tdp);
// Implementation
virtual AMT GetAmType(void) {return TYPE_AM_PIVOT;}
// Methods
virtual int GetRecpos(void) {return N;}
virtual void ResetDB(void) {N = 0;}
virtual int RowNumber(PGLOBAL g, bool b = FALSE);
// Database routines
virtual PCOL MakeCol(PGLOBAL g, PCOLDEF cdp, PCOL cprec, int n);
virtual int Cardinality(PGLOBAL g) {return (g) ? 10 : 0;}
virtual int GetMaxSize(PGLOBAL g);
virtual bool OpenDB(PGLOBAL g);
virtual int ReadDB(PGLOBAL g);
virtual int WriteDB(PGLOBAL g);
virtual int DeleteDB(PGLOBAL g, int irc);
virtual void CloseDB(PGLOBAL g);
protected:
// Internal routines
bool FindDefaultColumns(PGLOBAL g);
bool GetSourceTable(PGLOBAL g);
bool MakePivotColumns(PGLOBAL g);
bool MakeViewColumns(PGLOBAL g);
// Members
char *Host; // Host machine to use
char *User; // User logon info
char *Pwd; // Password logon info
char *Database; // Database to be used by server
char *Tabname; // Name of source table
char *Tabsrc; // SQL of source table
char *Picol; // Pivot column name
char *Fncol; // Function column name
char *Function; // The function applying to group by
PCOL Fcolp; // To the function column in source
PCOL Xcolp; // To the pivot column in source
PCOL Dcolp; // To the dump column
bool GBdone; // True when subtable is "Group by"
bool Accept; // TRUE if no match is accepted
int Mult; // Multiplication factor
int Ncol; // The number of generated columns
int N; // The current table index
int M; // The occurence rank
int Port; // MySQL port number
BYTE FileStatus; // 0: First 1: Rows 2: End-of-File
BYTE RowFlag; // 0: Ok, 1: Same, 2: Skip
}; // end of class TDBPIVOT
/***********************************************************************/
/* Class FNCCOL: for the multiple generated column. */
/***********************************************************************/
class FNCCOL : public COLBLK {
friend class TDBPIVOT;
public:
// Constructor
FNCCOL(PCOLDEF cdp, PTDB tdbp, PCOL cprec, int i);
// Implementation
virtual int GetAmType(void) {return TYPE_AM_FNC;}
// Methods
virtual void Reset(void) {}
bool InitColumn(PGLOBAL g);
bool CompareColumn(void);
protected:
// Member
PVAL Hval; // The value containing the header
PCOL Xcolp;
}; // end of class FNCCOL
/***********************************************************************/
/* Class SRCCOL: for other source columns. */
/***********************************************************************/
class SRCCOL : public PRXCOL {
friend class TDBPIVOT;
public:
// Constructors
SRCCOL(PCOLDEF cdp, PTDB tdbp, PCOL cprec, int n);
// Implementation
virtual int GetAmType(void) {return TYPE_AM_SRC;}
// Methods
using PRXCOL::Init;
virtual void Reset(void) {}
void SetColumn(void);
virtual bool Init(PGLOBAL g, PTDB tp);
bool CompareLast(void);
protected:
// Default constructor not to be used
SRCCOL(void) {}
// Members
}; // end of class SRCCOL
PQRYRES PivotColumns(PGLOBAL g, const char *tab, const char *src,
const char *picol, const char *fncol,
const char *skcol, const char *host,
const char *db, const char *user,
const char *pwd, int port);