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Convert storage layer to be mysql compatible

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This commit is contained in:
Erik Johnston 2015-03-19 15:59:48 +00:00
parent 58ed393235
commit d7a0496f3e
13 changed files with 171 additions and 101 deletions
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30
synapse/storage/_base.py
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@ -102,6 +102,10 @@ def cached(max_entries=1000):
return wrap
def _convert_param_style(sql):
return sql.replace("?", "%s")
class LoggingTransaction(object):
"""An object that almost-transparently proxies for the 'txn' object
passed to the constructor. Adds logging and metrics to the .execute()
@ -122,6 +126,8 @@ class LoggingTransaction(object):
# TODO(paul): Maybe use 'info' and 'debug' for values?
sql_logger.debug("[SQL] {%s} %s", self.name, sql)
sql = _convert_param_style(sql)
try:
if args and args[0]:
values = args[0]
@ -305,11 +311,11 @@ class SQLBaseStore(object):
The result of decoder(results)
"""
def interaction(txn):
cursor = txn.execute(query, args)
txn.execute(query, args)
if decoder:
return decoder(cursor)
return decoder(txn)
else:
return cursor.fetchall()
return txn.fetchall()
return self.runInteraction(desc, interaction)
@ -337,8 +343,7 @@ class SQLBaseStore(object):
def _simple_insert_txn(self, txn, table, values, or_replace=False,
or_ignore=False):
sql = "%s INTO %s (%s) VALUES(%s)" % (
("INSERT OR REPLACE" if or_replace else
"INSERT OR IGNORE" if or_ignore else "INSERT"),
("REPLACE" if or_replace else "INSERT"),
table,
", ".join(k for k in values),
", ".join("?" for k in values)
@ -448,8 +453,7 @@ class SQLBaseStore(object):
def _simple_select_onecol_txn(self, txn, table, keyvalues, retcol):
sql = (
"SELECT %(retcol)s FROM %(table)s WHERE %(where)s "
"ORDER BY rowid asc"
"SELECT %(retcol)s FROM %(table)s WHERE %(where)s"
) % {
"retcol": retcol,
"table": table,
@ -505,14 +509,14 @@ class SQLBaseStore(object):
retcols : list of strings giving the names of the columns to return
"""
if keyvalues:
sql = "SELECT %s FROM %s WHERE %s ORDER BY rowid asc" % (
sql = "SELECT %s FROM %s WHERE %s" % (
", ".join(retcols),
table,
" AND ".join("%s = ?" % (k, ) for k in keyvalues)
)
txn.execute(sql, keyvalues.values())
else:
sql = "SELECT %s FROM %s ORDER BY rowid asc" % (
sql = "SELECT %s FROM %s" % (
", ".join(retcols),
table
)
@ -546,7 +550,7 @@ class SQLBaseStore(object):
retcols=None, allow_none=False):
""" Combined SELECT then UPDATE."""
if retcols:
select_sql = "SELECT %s FROM %s WHERE %s ORDER BY rowid asc" % (
select_sql = "SELECT %s FROM %s WHERE %s" % (
", ".join(retcols),
table,
" AND ".join("%s = ?" % (k) for k in keyvalues)
@ -580,8 +584,8 @@ class SQLBaseStore(object):
updatevalues.values() + keyvalues.values()
)
if txn.rowcount == 0:
raise StoreError(404, "No row found")
# if txn.rowcount == 0:
# raise StoreError(404, "No row found")
if txn.rowcount > 1:
raise StoreError(500, "More than one row matched")
@ -802,7 +806,7 @@ class Table(object):
_select_where_clause = "SELECT %s FROM %s WHERE %s"
_select_clause = "SELECT %s FROM %s"
_insert_clause = "INSERT OR REPLACE INTO %s (%s) VALUES (%s)"
_insert_clause = "REPLACE INTO %s (%s) VALUES (%s)"
@classmethod
def select_statement(cls, where_clause=None):