--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/pydbkit/tools/tablesync.py	Wed Jul 09 18:03:54 2014 +0200
@@ -0,0 +1,60 @@
+from pydbkit.toolbase import SrcDstTool
+from pydbkit.tools.tablediff import TableDiffTool
+from pydbkit.tools.runquery import RunQueryTool
+
+
+class TableSyncTool(SrcDstTool):
+
+    """
+    Synchronize tables between two databases (tablediff + runquery).
+
+    This will essentially call following commands on each table from list:
+    * pgtool tablediff <source> <target> -r -s <schema> -t <table> --sql -o /tmp/diff.sql
+    * pgtool runquery <target> -f /tmp/diff.sql
+
+    """
+
+    def __init__(self):
+        SrcDstTool.__init__(self, name='tablesync', force_reverse=True)
+        self.tablediff = TableDiffTool()
+        self.tablediff.specify_args()
+        self.runquery = RunQueryTool()
+        self.runquery.specify_args()
+
+    def specify_args(self):
+        SrcDstTool.specify_args(self)
+        self.parser.add_argument('-t', dest='tables', metavar='table', nargs='*',
+            help="Tables to be synchronized.")
+        self.parser.add_argument('-s', '--schema', metavar='default_schema',
+            dest='schema', type=str, default='public', help='Default schema name.')
+
+    def init_logging(self):
+        SrcDstTool.init_logging(self)
+        self.runquery.log = self.log
+
+    def setup(self, args=None):
+        SrcDstTool.setup(self, args)
+        self.target_isolation_level = 'autocommit'
+        self.prepare_conns(target=self.args.src)
+
+    def main(self):
+        for table in self.args.tables:
+            self.sync(table)
+
+    def sync(self, table):
+        if '.' in table:
+            schema, table = table.split('.', 1)
+        else:
+            schema = self.args.schema
+        # Call tablediff
+        self.tablediff.load_args([self.args.src, self.args.dst,
+            '-r', '-s', schema, '-t', table, '--sql', '-o', '/tmp/diff.sql'])
+        self.tablediff.main()
+        # Call runquery
+        self.runquery.load_args([self.args.src, '--one-query-per-line',
+            '-f', '/tmp/diff.sql'])
+        self.runquery.main()
+
+
+cls = TableSyncTool
+