aboutsummaryrefslogtreecommitdiff
path: root/db2/include/db_join.h
diff options
context:
space:
mode:
Diffstat (limited to 'db2/include/db_join.h')
-rw-r--r--db2/include/db_join.h23
1 files changed, 23 insertions, 0 deletions
diff --git a/db2/include/db_join.h b/db2/include/db_join.h
new file mode 100644
index 0000000000..cb27e21f68
--- /dev/null
+++ b/db2/include/db_join.h
@@ -0,0 +1,23 @@
+/*-
+ * See the file LICENSE for redistribution information.
+ *
+ * Copyright (c) 1998
+ * Sleepycat Software. All rights reserved.
+ *
+ * @(#)db_join.h 10.2 (Sleepycat) 10/4/98
+ */
+
+#ifndef _DB_JOIN_H
+#define _DB_JOIN_H
+/*
+ * Joins use a join cursor that is similar to a regular DB cursor except
+ * that it only supports c_get and c_close functionality. Also, it does
+ * not support the full range of flags for get.
+ */
+typedef struct __join_cursor {
+ u_int32_t j_init; /* Set when cursor is initialized. */
+ DBC **j_curslist; /* Array of cursors in the join. */
+ DB *j_primary; /* Primary dbp. */
+ DBT j_key; /* Used to do lookups. */
+} JOIN_CURSOR;
+#endif