execute permission on HUD_run_me.py
removed huge chunk of duplicate code in fpdb_simple.py (strange git problem -- first 300 lines or so were duplicated in a pull)
This commit is contained in:
Matt Turnbull
parent
9ec77775be
commit
5db308e1b2
0
pyfpdb/HUD_run_me.py
Normal file → Executable file
0
pyfpdb/HUD_run_me.py
Normal file → Executable file
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@ -328,309 +328,6 @@ def analyzeDB(fdb):
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fdb.db.set_isolation_level(1) # go back to normal isolation level
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#end def analyzeDB
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# Data Structures for index and foreign key creation
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# drop_code is an int with possible values: 0 - don't drop for bulk import
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# 1 - drop during bulk import
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# db differences:
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# - note that mysql automatically creates indexes on constrained columns when
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# foreign keys are created, while postgres does not. Hence the much longer list
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# of indexes is required for postgres.
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# all primary keys are left on all the time
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#
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# table column drop_code
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indexes = [
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[ ] # no db with index 0
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, [ ] # no db with index 1
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, [ # indexes for mysql (list index 2)
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{'tab':'Players', 'col':'name', 'drop':0}
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, {'tab':'Hands', 'col':'siteHandNo', 'drop':0}
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, {'tab':'Tourneys', 'col':'siteTourneyNo', 'drop':0}
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]
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, [ # indexes for postgres (list index 3)
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{'tab':'Boardcards', 'col':'handId', 'drop':0}
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, {'tab':'Gametypes', 'col':'siteId', 'drop':0}
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, {'tab':'Hands', 'col':'gametypeId', 'drop':1}
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, {'tab':'Hands', 'col':'siteHandNo', 'drop':0}
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, {'tab':'HandsActions', 'col':'handplayerId', 'drop':0}
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, {'tab':'HandsPlayers', 'col':'handId', 'drop':1}
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, {'tab':'HandsPlayers', 'col':'playerId', 'drop':1}
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, {'tab':'HandsPlayers', 'col':'tourneysPlayersId', 'drop':0}
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, {'tab':'HudCache', 'col':'gametypeId', 'drop':1}
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, {'tab':'HudCache', 'col':'playerId', 'drop':0}
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, {'tab':'HudCache', 'col':'tourneyTypeId', 'drop':0}
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, {'tab':'Players', 'col':'siteId', 'drop':1}
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, {'tab':'Players', 'col':'name', 'drop':0}
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, {'tab':'Tourneys', 'col':'tourneyTypeId', 'drop':1}
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, {'tab':'Tourneys', 'col':'siteTourneyNo', 'drop':0}
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, {'tab':'TourneysPlayers', 'col':'playerId', 'drop':0}
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, {'tab':'TourneysPlayers', 'col':'tourneyId', 'drop':0}
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, {'tab':'TourneyTypes', 'col':'siteId', 'drop':0}
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]
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]
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foreignKeys = [
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[ ] # no db with index 0
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, [ ] # no db with index 1
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, [ # foreign keys for mysql
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{'fktab':'Hands', 'fkcol':'gametypeId', 'rtab':'Gametypes', 'rcol':'id', 'drop':1}
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, {'fktab':'HandsPlayers', 'fkcol':'handId', 'rtab':'Hands', 'rcol':'id', 'drop':1}
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, {'fktab':'HandsPlayers', 'fkcol':'playerId', 'rtab':'Players', 'rcol':'id', 'drop':1}
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, {'fktab':'HandsActions', 'fkcol':'handPlayerId', 'rtab':'HandsPlayers', 'rcol':'id', 'drop':1}
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, {'fktab':'HudCache', 'fkcol':'gametypeId', 'rtab':'Gametypes', 'rcol':'id', 'drop':1}
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, {'fktab':'HudCache', 'fkcol':'playerId', 'rtab':'Players', 'rcol':'id', 'drop':0}
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, {'fktab':'HudCache', 'fkcol':'tourneyTypeId', 'rtab':'TourneyTypes', 'rcol':'id', 'drop':1}
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]
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, [ # foreign keys for postgres
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{'fktab':'Hands', 'fkcol':'gametypeId', 'rtab':'Gametypes', 'rcol':'id', 'drop':1}
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, {'fktab':'HandsPlayers', 'fkcol':'handId', 'rtab':'Hands', 'rcol':'id', 'drop':1}
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, {'fktab':'HandsPlayers', 'fkcol':'playerId', 'rtab':'Players', 'rcol':'id', 'drop':1}
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, {'fktab':'HandsActions', 'fkcol':'handPlayerId', 'rtab':'HandsPlayers', 'rcol':'id', 'drop':1}
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, {'fktab':'HudCache', 'fkcol':'gametypeId', 'rtab':'Gametypes', 'rcol':'id', 'drop':1}
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, {'fktab':'HudCache', 'fkcol':'playerId', 'rtab':'Players', 'rcol':'id', 'drop':0}
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, {'fktab':'HudCache', 'fkcol':'tourneyTypeId', 'rtab':'TourneyTypes', 'rcol':'id', 'drop':1}
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]
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]
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# MySQL Notes:
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# "FOREIGN KEY (handId) REFERENCES Hands(id)" - requires index on Hands.id
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# - creates index handId on <thistable>.handId
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# alter table t drop foreign key fk
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# alter table t add foreign key (fkcol) references tab(rcol)
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# alter table t add constraint c foreign key (fkcol) references tab(rcol)
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# (fkcol is used for foreigh key name)
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# mysql to list indexes:
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# SELECT table_name, index_name, non_unique, column_name
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# FROM INFORMATION_SCHEMA.STATISTICS
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# WHERE table_name = 'tbl_name'
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# AND table_schema = 'db_name'
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# ORDER BY table_name, index_name, seq_in_index
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#
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# ALTER TABLE Tourneys ADD INDEX siteTourneyNo(siteTourneyNo)
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# ALTER TABLE tab DROP INDEX idx
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# mysql to list fks:
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# SELECT constraint_name, table_name, column_name, referenced_table_name, referenced_column_name
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# FROM information_schema.KEY_COLUMN_USAGE
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# WHERE REFERENCED_TABLE_SCHEMA = (your schema name here)
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# AND REFERENCED_TABLE_NAME is not null
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# ORDER BY TABLE_NAME, COLUMN_NAME;
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# this may indicate missing object
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# _mysql_exceptions.OperationalError: (1025, "Error on rename of '.\\fpdb\\hands' to '.\\fpdb\\#sql2-7f0-1b' (errno: 152)")
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# PG notes:
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# To add a foreign key constraint to a table:
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# ALTER TABLE tab ADD CONSTRAINT c FOREIGN KEY (col) REFERENCES t2(col2) MATCH FULL;
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# ALTER TABLE tab DROP CONSTRAINT zipchk
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#
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# Note: index names must be unique across a schema
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# CREATE INDEX idx ON tab(col)
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# DROP INDEX idx
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def prepareBulkImport(fdb):
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"""Drop some indexes/foreign keys to prepare for bulk import.
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Currently keeping the standalone indexes as needed to import quickly"""
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# fdb is a fpdb_db object including backend, db, cursor, sql variables
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if fdb.backend == PGSQL:
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fdb.db.set_isolation_level(0) # allow table/index operations to work
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for fk in foreignKeys[fdb.backend]:
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if fk['drop'] == 1:
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if fdb.backend == MYSQL_INNODB:
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fdb.cursor.execute("SELECT constraint_name " +
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"FROM information_schema.KEY_COLUMN_USAGE " +
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#"WHERE REFERENCED_TABLE_SCHEMA = 'fpdb'
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"WHERE 1=1 " +
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"AND table_name = %s AND column_name = %s " +
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"AND referenced_table_name = %s " +
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"AND referenced_column_name = %s ",
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(fk['fktab'], fk['fkcol'], fk['rtab'], fk['rcol']) )
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cons = fdb.cursor.fetchone()
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print "preparebulk: cons=", cons
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if cons:
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print "dropping mysql fk", cons[0], fk['fktab'], fk['fkcol']
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try:
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fdb.cursor.execute("alter table " + fk['fktab'] + " drop foreign key " + cons[0])
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except:
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pass
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elif fdb.backend == PGSQL:
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print "dropping pg fk", fk['fktab'], fk['fkcol']
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try:
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fdb.cursor.execute("alter table " + fk['fktab'] + " drop constraint "
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+ fk['fktab'] + '_' + fk['fkcol'] + '_fkey')
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except:
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pass
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else:
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print "Only MySQL and Postgres supported so far"
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return -1
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for idx in indexes[fdb.backend]:
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if idx['drop'] == 1:
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if fdb.backend == MYSQL_INNODB:
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print "dropping mysql index ", idx['tab'], idx['col']
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try:
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fdb.cursor.execute( "alter table %s drop index %s", (idx['tab'],idx['col']) )
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except:
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pass
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elif fdb.backend == PGSQL:
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print "dropping pg index ", idx['tab'], idx['col']
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# mod to use tab_col for index name?
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try:
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fdb.cursor.execute( "drop index %s_%s_idx" % (idx['tab'],idx['col']) )
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except:
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pass
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else:
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print "Only MySQL and Postgres supported so far"
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return -1
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if fdb.backend == PGSQL:
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fdb.db.set_isolation_level(1) # go back to normal isolation level
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fdb.db.commit() # seems to clear up errors if there were any in postgres
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#end def prepareBulkImport
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def afterBulkImport(fdb):
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"""Re-create any dropped indexes/foreign keys after bulk import"""
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# fdb is a fpdb_db object including backend, db, cursor, sql variables
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if fdb.backend == PGSQL:
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fdb.db.set_isolation_level(0) # allow table/index operations to work
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for fk in foreignKeys[fdb.backend]:
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if fk['drop'] == 1:
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if fdb.backend == MYSQL_INNODB:
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fdb.cursor.execute("SELECT constraint_name " +
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"FROM information_schema.KEY_COLUMN_USAGE " +
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#"WHERE REFERENCED_TABLE_SCHEMA = 'fpdb'
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"WHERE 1=1 " +
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"AND table_name = %s AND column_name = %s " +
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"AND referenced_table_name = %s " +
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"AND referenced_column_name = %s ",
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(fk['fktab'], fk['fkcol'], fk['rtab'], fk['rcol']) )
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cons = fdb.cursor.fetchone()
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print "afterbulk: cons=", cons
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if cons:
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pass
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else:
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print "creating fk ", fk['fktab'], fk['fkcol'], "->", fk['rtab'], fk['rcol']
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try:
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fdb.cursor.execute("alter table " + fk['fktab'] + " add foreign key ("
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+ fk['fkcol'] + ") references " + fk['rtab'] + "("
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+ fk['rcol'] + ")")
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except:
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pass
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elif fdb.backend == PGSQL:
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print "creating fk ", fk['fktab'], fk['fkcol'], "->", fk['rtab'], fk['rcol']
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try:
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fdb.cursor.execute("alter table " + fk['fktab'] + " add constraint "
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+ fk['fktab'] + '_' + fk['fkcol'] + '_fkey'
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+ " foreign key (" + fk['fkcol']
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+ ") references " + fk['rtab'] + "(" + fk['rcol'] + ")")
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except:
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pass
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else:
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print "Only MySQL and Postgres supported so far"
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return -1
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for idx in indexes[fdb.backend]:
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if idx['drop'] == 1:
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if fdb.backend == MYSQL_INNODB:
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print "creating mysql index ", idx['tab'], idx['col']
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try:
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fdb.cursor.execute( "alter table %s add index %s(%s)"
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, (idx['tab'],idx['col'],idx['col']) )
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except:
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pass
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elif fdb.backend == PGSQL:
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# mod to use tab_col for index name?
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print "creating pg index ", idx['tab'], idx['col']
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try:
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print "create index %s_%s_idx on %s(%s)" % (idx['tab'], idx['col'], idx['tab'], idx['col'])
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fdb.cursor.execute( "create index %s_%s_idx on %s(%s)"
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% (idx['tab'], idx['col'], idx['tab'], idx['col']) )
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except:
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print " ERROR! :-("
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pass
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else:
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print "Only MySQL and Postgres supported so far"
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return -1
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if fdb.backend == PGSQL:
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fdb.db.set_isolation_level(1) # go back to normal isolation level
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fdb.db.commit() # seems to clear up errors if there were any in postgres
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#end def afterBulkImport
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def createAllIndexes(fdb):
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"""Create new indexes"""
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if fdb.backend == PGSQL:
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fdb.db.set_isolation_level(0) # allow table/index operations to work
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for idx in indexes[fdb.backend]:
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if fdb.backend == MYSQL_INNODB:
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print "creating mysql index ", idx['tab'], idx['col']
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try:
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fdb.cursor.execute( "alter table %s add index %s(%s)"
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, (idx['tab'],idx['col'],idx['col']) )
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except:
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pass
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elif fdb.backend == PGSQL:
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# mod to use tab_col for index name?
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print "creating pg index ", idx['tab'], idx['col']
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try:
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print "create index %s_%s_idx on %s(%s)" % (idx['tab'], idx['col'], idx['tab'], idx['col'])
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fdb.cursor.execute( "create index %s_%s_idx on %s(%s)"
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% (idx['tab'], idx['col'], idx['tab'], idx['col']) )
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except:
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print " ERROR! :-("
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pass
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else:
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print "Only MySQL and Postgres supported so far"
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return -1
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if fdb.backend == PGSQL:
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fdb.db.set_isolation_level(1) # go back to normal isolation level
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#end def createAllIndexes
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def dropAllIndexes(fdb):
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"""Drop all standalone indexes (i.e. not including primary keys or foreign keys)
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using list of indexes in indexes data structure"""
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# maybe upgrade to use data dictionary?? (but take care to exclude PK and FK)
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if fdb.backend == PGSQL:
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fdb.db.set_isolation_level(0) # allow table/index operations to work
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for idx in indexes[fdb.backend]:
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if fdb.backend == MYSQL_INNODB:
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print "dropping mysql index ", idx['tab'], idx['col']
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try:
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fdb.cursor.execute( "alter table %s drop index %s"
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, (idx['tab'],idx['col']) )
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except:
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pass
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elif fdb.backend == PGSQL:
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print "dropping pg index ", idx['tab'], idx['col']
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# mod to use tab_col for index name?
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try:
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fdb.cursor.execute( "drop index %s_%s_idx"
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% (idx['tab'],idx['col']) )
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except:
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pass
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else:
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print "Only MySQL and Postgres supported so far"
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return -1
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if fdb.backend == PGSQL:
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fdb.db.set_isolation_level(1) # go back to normal isolation level
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#end def dropAllIndexes
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def analyzeDB(fdb):
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"""Do whatever the DB can offer to update index/table statistics"""
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if fdb.backend == PGSQL:
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fdb.db.set_isolation_level(0) # allow vacuum to work
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try:
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fdb.cursor.execute("vacuum analyze")
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except:
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print "Error during vacuum"
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fdb.db.set_isolation_level(1) # go back to normal isolation level
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#end def analyzeDB
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class DuplicateError(Exception):
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def __init__(self, value):
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self.value = value
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