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Diffstat (limited to 'storage/connect/tabmysql.h')
| -rw-r--r-- | storage/connect/tabmysql.h | 254 |
1 files changed, 254 insertions, 0 deletions
diff --git a/storage/connect/tabmysql.h b/storage/connect/tabmysql.h new file mode 100644 index 00000000..b5af77de --- /dev/null +++ b/storage/connect/tabmysql.h @@ -0,0 +1,254 @@ +// TDBMYSQL.H Olivier Bertrand 2007-2017 +#include "myconn.h" // MySQL connection declares + +typedef class MYSQLDEF *PMYDEF; +typedef class TDBMYSQL *PTDBMY; +typedef class MYSQLCOL *PMYCOL; +typedef class TDBMYEXC *PTDBMYX; +typedef class MYXCOL *PMYXCOL; +typedef class MYSQLC *PMYC; + +/* ------------------------- MYSQL classes --------------------------- */ + +/***********************************************************************/ +/* MYSQL: table type that are MySQL tables. */ +/* Using embedded MySQL library (or optionally calling a MySQL server)*/ +/***********************************************************************/ + +/***********************************************************************/ +/* MYSQL table. */ +/***********************************************************************/ +class MYSQLDEF : public EXTDEF {/* Logical table description */ + friend class TDBMYSQL; + friend class TDBMYEXC; + friend class TDBMCL; + friend class ha_connect; + public: + // Constructor + MYSQLDEF(void); + + // Implementation + virtual const char *GetType(void) {return "MYSQL";} + inline PSZ GetHostname(void) {return Hostname;}; +//inline PSZ GetDatabase(void) {return Tabschema;}; +//inline PSZ GetTabname(void) {return Tabname;} +//inline PSZ GetSrcdef(void) {return Srcdef;} +//inline PSZ GetUsername(void) {return Username;}; +//inline PSZ GetPassword(void) {return Password;}; + inline int GetPortnumber(void) {return Portnumber;} + + // Methods +//virtual int Indexable(void) {return 2;} + virtual bool DefineAM(PGLOBAL g, LPCSTR am, int poff); + virtual PTDB GetTable(PGLOBAL g, MODE m); + bool ParseURL(PGLOBAL g, char *url, bool b = true); + bool GetServerInfo(PGLOBAL g, const char *server_name); + + protected: + // Members + PSZ Hostname; /* Host machine to use */ +//PSZ Tabschema; /* Database to be used by server */ +//PSZ Tabname; /* External table name */ +//PSZ Srcdef; /* The source table SQL definition */ +//PSZ Username; /* User logon name */ +//PSZ Password; /* Password logon info */ + PSZ Server; /* PServerID */ +//PSZ Qrystr; /* The original query */ + int Portnumber; /* MySQL port number (0 = default) */ +//int Maxerr; /* Maxerr for an Exec table */ +//int Quoted; /* Identifier quoting level */ + bool Isview; /* true if this table is a MySQL view */ + bool Bind; /* Use prepared statement on insert */ + bool Delayed; /* Delayed insert */ + bool Ignored; /* Use insert IGNORE */ +//bool Xsrc; /* Execution type */ + bool Huge; /* True for big table */ + }; // end of MYSQLDEF + +/***********************************************************************/ +/* This is the class declaration for the MYSQL table. */ +/***********************************************************************/ +class TDBMYSQL : public TDBEXT { + friend class MYSQLCOL; + friend class TDBTBM; + public: + // Constructor + TDBMYSQL(PMYDEF tdp); + TDBMYSQL(PTDBMY tdbp); + + // Implementation + virtual AMT GetAmType(void) {return TYPE_AM_MYSQL;} + virtual PTDB Duplicate(PGLOBAL g) {return (PTDB)new(g) TDBMYSQL(this);} + + // Methods + virtual PTDB Clone(PTABS t); +//virtual int GetAffectedRows(void) {return AftRows;} + virtual int GetRecpos(void) {return N;} + virtual int GetProgMax(PGLOBAL g); + virtual void ResetDB(void) {N = 0;} + virtual int RowNumber(PGLOBAL g, bool b = false); + virtual bool IsView(void) {return Isview;} + virtual PCSZ GetServer(void) {return Server;} + void SetDatabase(LPCSTR db) {Schema = (char*)db;} + + // Schema routines + virtual PCOL MakeCol(PGLOBAL g, PCOLDEF cdp, PCOL cprec, int n); + virtual int Cardinality(PGLOBAL g); +//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); + virtual bool ReadKey(PGLOBAL g, OPVAL op, const key_range *kr); + + // Specific routines + bool SetColumnRanks(PGLOBAL g); + PCOL MakeFieldColumn(PGLOBAL g, char *name); + PSZ FindFieldColumn(char *name); + + protected: + // Internal functions + bool MakeSelect(PGLOBAL g, bool mx); + bool MakeInsert(PGLOBAL g); + int BindColumns(PGLOBAL g __attribute__((unused))); + virtual bool MakeCommand(PGLOBAL g); +//int MakeUpdate(PGLOBAL g); +//int MakeDelete(PGLOBAL g); + int SendCommand(PGLOBAL g); + + // Members + MYSQLC Myc; // MySQL connection class + MYSQL_BIND *Bind; // To the MySQL bind structure array +//PSTRG Query; // Constructed SQL query + char *Host; // Host machine to use +//char *User; // User logon info +//char *Pwd; // Password logon info +//char *Schema; // Database to be used by server +//char *TableName; // External table name +//char *Srcdef; // The source table SQL definition + char *Server; // The server ID +//char *Qrystr; // The original query + bool Fetched; // True when fetch was done + bool Isview; // True if this table is a MySQL view + bool Prep; // Use prepared statement on insert + bool Delayed; // Use delayed insert + bool Ignored; // Use insert IGNORE + int m_Rc; // Return code from command +//int AftRows; // The number of affected rows + int N; // The current table index + unsigned Port; // MySQL port number (0 = default) +//int Nparm; // The number of statement parameters +//int Quoted; // The identifier quoting level + }; // end of class TDBMYSQL + +/***********************************************************************/ +/* Class MYSQLCOL: MySQL table column. */ +/***********************************************************************/ +class MYSQLCOL : public COLBLK { + friend class TDBMYSQL; + public: + // Constructors + MYSQLCOL(PCOLDEF cdp, PTDB tdbp, PCOL cprec, int i, PCSZ am = "MYSQL"); + MYSQLCOL(MYSQL_FIELD *fld, PTDB tdbp, int i, PCSZ am = "MYSQL"); + MYSQLCOL(MYSQLCOL *colp, PTDB tdbp); // Constructor used in copy process + + // Implementation + virtual int GetAmType(void) {return TYPE_AM_MYSQL;} + void InitBind(PGLOBAL g); + + // Methods + virtual bool SetBuffer(PGLOBAL g, PVAL value, bool ok, bool check); + virtual void ReadColumn(PGLOBAL g); + virtual void WriteColumn(PGLOBAL g); + bool FindRank(PGLOBAL g); + + protected: + // Members + MYSQL_BIND *Bind; // This column bind structure pointer + PVAL To_Val; // To value used for Update/Insert + unsigned long Slen; // Bind string lengh + int Rank; // Rank (position) number in the query + }; // end of class MYSQLCOL + +/***********************************************************************/ +/* This is the class declaration for the exec command MYSQL table. */ +/***********************************************************************/ +class TDBMYEXC : public TDBMYSQL { + friend class MYXCOL; + public: + // Constructors + TDBMYEXC(PMYDEF tdp); + TDBMYEXC(PTDBMYX tdbp); + + // Implementation + virtual AMT GetAmType(void) {return TYPE_AM_MYX;} + virtual PTDB Duplicate(PGLOBAL g) {return (PTDB)new(g) TDBMYEXC(this);} + + // Methods + virtual PTDB Clone(PTABS t); + virtual bool IsView(void) {return Isview;} + + // Database routines + virtual PCOL MakeCol(PGLOBAL g, PCOLDEF cdp, PCOL cprec, int n); + virtual int GetMaxSize(PGLOBAL g); + virtual bool OpenDB(PGLOBAL g); + virtual int ReadDB(PGLOBAL g); + virtual int WriteDB(PGLOBAL g); + + protected: + // Internal functions + PCMD MakeCMD(PGLOBAL g); + + // Members + PCMD Cmdlist; // The commands to execute + char *Cmdcol; // The name of the Xsrc command column + bool Shw; // Show warnings + bool Havew; // True when processing warnings + bool Isw; // True for warning lines + int Warnings; // Warnings number + int Mxr; // Maximum errors before closing + int Nerr; // Number of errors so far + }; // end of class TDBMYEXC + +/***********************************************************************/ +/* Class MYXCOL: MySQL exec command table column. */ +/***********************************************************************/ +class MYXCOL : public MYSQLCOL { + friend class TDBMYEXC; + public: + // Constructors + MYXCOL(PCOLDEF cdp, PTDB tdbp, PCOL cprec, int i, PCSZ am = "MYSQL"); + MYXCOL(MYSQL_FIELD *fld, PTDB tdbp, int i, PCSZ am = "MYSQL"); + MYXCOL(MYXCOL *colp, PTDB tdbp); // Constructor used in copy process + + // Methods + virtual void ReadColumn(PGLOBAL g); + virtual void WriteColumn(PGLOBAL g); + + protected: + // Members + char *Buffer; // To get returned message + int Flag; // Column content desc + }; // end of class MYXCOL + +/***********************************************************************/ +/* This is the class declaration for the MYSQL column catalog table. */ +/***********************************************************************/ +class TDBMCL : public TDBCAT { + public: + // Constructor + TDBMCL(PMYDEF tdp); + + protected: + // Specific routines + virtual PQRYRES GetResult(PGLOBAL g); + + // Members + PCSZ Host; // Host machine to use + PCSZ Db; // Database to be used by server + PCSZ Tab; // External table name + PCSZ User; // User logon name + PCSZ Pwd; // Password logon info + int Port; // MySQL port number (0 = default) + }; // end of class TDBMCL |