Statistics for MySQL  0.9
sqlstat.h
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00001 /* sqlstat.h (Statistics for MySQL) */
00002 
00003 /***********************************************************************
00004 *  This code is part of Statistics for MySQL.
00005 *
00006 *  Copyright (C) 2011 Heinrich Schuchardt (xypron.glpk@gmx.de)
00007 *
00008 *  Licensed under the Apache License, Version 2.0 (the "License");
00009 *  you may not use this file except in compliance with the License.
00010 *  You may obtain a copy of the License at
00011 *
00012 *      http://www.apache.org/licenses/LICENSE-2.0
00013 *
00014 *  Unless required by applicable law or agreed to in writing, software
00015 *  distributed under the License is distributed on an "AS IS" BASIS,
00016 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
00017 *  See the License for the specific language governing permissions and
00018 *  limitations under the License.
00019 ***********************************************************************/
00020 
00051 #ifndef SQLSTAT_H
00052 
00053 #define SQLSTAT_H 1
00054 
00055 #ifdef HAVE_CONF_H
00056 #include "config.h"
00057 #endif // HAVE_CONF_H
00058 
00059 #if defined SQLWIN
00060 #include "windows.h"
00061 #endif //SQLWIN
00062 
00063 #define MYSQL_DYNAMIC_PLUGIN 1
00064 
00065 #include <mysql.h>
00066 #include <plugin.h>
00067 #include <malloc.h>
00068 #include <math.h>
00069 #include <string.h>
00070 
00071 #ifndef NOT_FIXED_DEC
00072 
00077 #define NOT_FIXED_DEC 31
00078 #endif // NOT_FIXED_DEC
00079 
00080 #ifdef __cplusplus
00081 extern "C"
00082 {
00083 #endif
00084 
00085 int sqlstat_plugin_init(void *p);
00086 int sqlstat_plugin_deinit(void *p);
00087 
00088 int sqlstat_plugin_isloaded();
00089 
00090 my_bool avgw_init(UDF_INIT *initid, UDF_ARGS *args, char *message);
00091 void avgw_reset(UDF_INIT *initid, UDF_ARGS *args, char *is_null, char *error);
00092 void avgw_clear(UDF_INIT *initid, char *is_null, char *error);
00093 void avgw_add(UDF_INIT *initid, UDF_ARGS *args, char *is_null, char *error);
00094 double avgw(UDF_INIT *initid, UDF_ARGS *args, char *is_null, char *error);
00095 void avgw_deinit(UDF_INIT *initid);
00096 
00097 my_bool corr_init(UDF_INIT *initid, UDF_ARGS *args, char *message);
00098 void corr_reset(UDF_INIT *initid, UDF_ARGS *args, char *is_null, char *error);
00099 void corr_clear(UDF_INIT *initid, char *is_null, char *error);
00100 void corr_add(UDF_INIT *initid, UDF_ARGS *args, char *is_null, char *error);
00101 double corr(UDF_INIT *initid, UDF_ARGS *args, char *is_null, char *error);
00102 void corr_deinit(UDF_INIT *initid);
00103 
00104 my_bool median_init(UDF_INIT *initid, UDF_ARGS *args, char *message);
00105 void median_reset(UDF_INIT *initid, UDF_ARGS *args, char *is_null, char *error);
00106 void median_clear(UDF_INIT *initid, char *is_null, char *error);
00107 void median_add(UDF_INIT *initid, UDF_ARGS *args, char *is_null, char *error);
00108 double median(UDF_INIT *initid, UDF_ARGS *args, char *is_null, char *error);
00109 void median_deinit(UDF_INIT *initid);
00110 
00111 my_bool rand_mt_init(UDF_INIT *initid, UDF_ARGS *args, char *message);
00112 double rand_mt(UDF_INIT *initid, UDF_ARGS *args, char *is_null, char *error);
00113 void rand_mt_deinit(UDF_INIT *initid);
00114 
00115 my_bool rand_norm_init(UDF_INIT *initid, UDF_ARGS *args, char *message);
00116 double rand_norm(UDF_INIT *initid, UDF_ARGS *args, char *is_null, char *error);
00117 void rand_norm_deinit(UDF_INIT *initid);
00118 
00119 my_bool rownumber_init(UDF_INIT *initid, UDF_ARGS *args, char *message);
00120 long long rownumber(UDF_INIT *initid, UDF_ARGS *args, char *is_null, char *error);
00121 void rownumber_deinit(UDF_INIT *initid);
00122 
00123 my_bool skewness_pop_init(UDF_INIT *initid, UDF_ARGS *args, char *message);
00124 void skewness_pop_reset(UDF_INIT *initid, UDF_ARGS *args, char *is_null, char *error);
00125 void skewness_pop_clear(UDF_INIT *initid, char *is_null, char *error);
00126 void skewness_pop_add(UDF_INIT *initid, UDF_ARGS *args, char *is_null, char *error);
00127 double skewness_pop(UDF_INIT *initid, UDF_ARGS *args, char *is_null, char *error);
00128 void skewness_pop_deinit(UDF_INIT *initid);
00129 
00130 my_bool skewness_samp_init(UDF_INIT *initid, UDF_ARGS *args, char *message);
00131 void skewness_samp_reset(UDF_INIT *initid, UDF_ARGS *args, char *is_null, char *error);
00132 void skewness_samp_clear(UDF_INIT *initid, char *is_null, char *error);
00133 void skewness_samp_add(UDF_INIT *initid, UDF_ARGS *args, char *is_null, char *error);
00134 double skewness_samp(UDF_INIT *initid, UDF_ARGS *args, char *is_null, char *error);
00135 void skewness_samp_deinit(UDF_INIT *initid);
00136 
00137 #ifdef __cplusplus
00138 }
00139 #endif
00140 
00141 #endif // SQLSTAT_H
00142 
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