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linuxCsqlite3mysql(五)
2015-11-21 01:42:36 来源: 作者: 【 】 浏览:1
Tags:linuxCsqlite3mysql
, tableName, searchWhereStr); memset(searchWhereStr, 0, strlen(searchWhereStr)); } else if(strlen(searchWhereStr) == 0) sprintf(sqlDeleteTable, "delete from %s", tableName); //delete from tb_cardID where cardID=1; // gseLog(L_DEBUG, "%s",sqlDeleteTable); if(sqlDB->type == SQL_SQLITE3) { gseMutexLock(&dbMutex); sqlDB->db = (sqlite3 *)sqlDB->db; ret = sqlite3_exec(sqlDB->db,sqlDeleteTable,NULL,NULL,&errmsg); if(ret != SQLITE_OK) { gseLog(L_ERROR,"ret = %d, delete table fail: %s", ret, errmsg); } sqlite3_free(errmsg); needVacuum = 1; #if 0 if (iDelCount++ > FREE_NUM) { iDelCount = 0; ret = sqlite3_exec(sqlDB->db,"vacuum",NULL,NULL,&errmsg); if(ret != SQLITE_OK) { gseLog(L_ERROR,"ret = %d, vacuum fail: %s", ret, errmsg); } sqlite3_free(errmsg); } #endif gseMutexUnlock(&dbMutex); } else if(sqlDB->type == SQL_MYSQL) { #ifdef MYSQL_DEFINE sqlDB->db = (MYSQL *)sqlDB->db; ret = mysql_query(sqlDB->db, sqlDeleteTable); if (ret) { printf("sqlDelete Error %u: %s\n", mysql_errno(sqlDB->db), mysql_error(sqlDB->db)); } #endif } else { ret = -2; } if(1 == IsUpdateAll && 0 != ret) { rollBack(sqlDB); return ret; } return ret; } int DBVacuum(dbClass *sqlDB) { if(sqlDB == NULL) { gseLog(L_ERROR,"*db is NULL"); return -1; } char *errmsg = 0; int ret = 0; if(sqlDB->type == SQL_SQLITE3 && 1 == needVacuum) { gseMutexLock(&dbMutex); sqlDB->db = (sqlite3 *)sqlDB->db; ret = sqlite3_exec(sqlDB->db,"vacuum",NULL,NULL,&errmsg); if(ret != SQLITE_OK) { gseLog(L_ERROR,"ret = %d, vacuum fail: %s", ret, errmsg); } else { needVacuum = 0; } sqlite3_free(errmsg); gseMutexUnlock(&dbMutex); } return ret; } int DBIndex(dbClass *sqlDB, const char *tableName, char *indexName, char *columnName) { if(sqlDB == NULL || tableName == NULL || indexName == NULL || columnName == NULL) { gseLog(L_ERROR,"SQLITE_Index NULL *p"); return -1; } int ret = 0; char *errmsg = 0; char sqlCreateIndex[MAX_SQLSTR]={0}; sprintf(sqlCreateIndex, "create index %s on %s(%s)", indexName, tableName, columnName); // gseLog(L_DEBUG, "%s",sqlCreateIndex); if(sqlDB->type == SQL_SQLITE3) { sqlDB->db = (sqlite3 *)sqlDB->db; ret = sqlite3_exec(sqlDB->db,sqlCreateIndex,NULL,NULL,&errmsg); if(ret != SQLITE_OK) { gseLog(L_ERROR,"ret = %d, index table fail: %s", ret, errmsg); } sqlite3_free(errmsg); } else if(sqlDB->type == SQL_MYSQL) { #ifdef MYSQL_DEFINE sqlDB->db = (MYSQL *)sqlDB->db; ret = mysql_query(sqlDB->db, sqlCreateIndex); if (ret) { printf("sqlIndex Error %u: %s\n", mysql_errno(sqlDB->db), mysql_error(sqlDB->db)); } #endif } return ret; } int DBGetIdKey(dbClass *sqlDB, const char *tableName, const char *keyName, char (*returnValue)[ID_KEYLEN]) { if(sqlDB == NULL || tableName == NULL || keyName== NULL) { gseLog(L_ERROR,"*db is NULL"); return -1; } char *errmsg = 0; int ret = 0; char sqlSearchTable[MAX_SQLSTR]={0}; int i; int nRow=0,nColumn=0; sprintf(sqlSearchTable, "select %s from %s", keyName, tableName); if(sqlDB->type == SQL_SQLITE3) { gseMutexLock(&dbMutex); sqlDB->db = (sqlite3 *)sqlDB->db; char **azResult; ret = sqlite3_get_table(sqlDB->db, sqlSearchTable, &azResult, &nRow, &nColumn,&errmsg); if(r
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