@@ -2,8 +2,12 @@ .*.swp .py* *~ +*.patch +*.old .pydevproject .project .settings +.directory doc/ dist/ +www/ .gitignore @@ -284,7 +284,9 @@ def desc(db, objectName, completeMethod=None, printComment=True, sort=False): # Displays some statistics about the object if oraObject.getType() in ("TABLE", "TABLE PARTITION"): print ORANGE+_("Last analyzed on: ")+str(oraObject.getLastAnalyzed(db))+RESET - print ORANGE+_("Est. nb rows\t: ")+str(oraObject.getNumRows(db))+RESET + print ORANGE+_("Nb rows\t\t: ")+str(oraObject.getNumRows(db))+RESET + print ORANGE+_("Nb used blocks\t: ")+str(oraObject.getUsedBlocks(db))+RESET + print ORANGE+_("Avg row length\t: ")+str(oraObject.getAvgRowLength(db))+RESET # Evaluates object type (among the 24 defined) if oraObject.getType() in ("TABLE" , "TABLE PARTITION"): src/pysql/pysqlfunctions.py @@ -722,6 +722,30 @@ class OraTable(OraTabular, OraSegment): else: return result[0][0] + def getAvgRowLength(self, db): + """Gets average length of a single row from table's statistics""" + if self.getOwner()=="": + owner=db.getUsername().upper() + else: + owner=self.getOwner() + result=db.executeAll(tableSql["avgRowLengthFromOwnerAndName"], [owner, self.getName()]) + if len(result)==0: + return "" + else: + return result[0][0] + + def getUsedBlocks(self, db): + """Gets number of used blocks from table's statistics""" + if self.getOwner()=="": + owner=db.getUsername().upper() + else: + owner=self.getOwner() + result=db.executeAll(tableSql["usedBlocksFromOwnerAndName"], [owner, self.getName()]) + if len(result)==0: + return "" + else: + return result[0][0] + class OraTablespace(OraObject): """Tablespace""" src/pysql/pysqloraobjects.py @@ -187,13 +187,21 @@ tableSql={ and cons.table_name=col.table_name and col.constraint_name=cons.constraint_name order by col.position""", - "lastAnalyzedFromOwnerAndName" : u"""select last_analyzed + "lastAnalyzedFromOwnerAndName" : u"""select last_analyzed from all_tab_statistics where owner=:1 and table_name=:2""", "numRowsFromOwnerAndName" : u"""select num_rows from all_tab_statistics where owner=:1 + and table_name=:2""", + "avgRowLengthFromOwnerAndName" : u"""select avg_row_len + from all_tab_statistics + where owner=:1 + and table_name=:2""", + "usedBlocksFromOwnerAndName" : u"""select blocks + from all_tab_statistics + where owner=:1 and table_name=:2""" } src/pysql/pysqlqueries.py 589c75fdf93825b2712bc18f8164ccc5cf352d3d Sébastien Delcros Sebastien.Delcros@gmail.com http://github.com/digitalfox/pysql/commit/d3fa82c458fe3f9ea767a4fadf314bd0bf492fa6 d3fa82c458fe3f9ea767a4fadf314bd0bf492fa6 2009-07-30T11:02:27-07:00 2009-07-30T04:39:11-07:00 Add some more statistics on table (nb blocks, avg row length) f8cfbc7c82678635f1e7be46f3443638f264f36b Sébastien Renard Sebastien.Renard@digitalfox.org