--- /dev/null
+
+CREATE TABLE log_search (
+ ls_field TEXT NOT NULL,
+ ls_value TEXT NOT NULL,
+ ls_log_id INTEGER NOT NULL DEFAULT 0
+);
+
+ALTER TABLE log_search ADD CONSTRAINT log_search_pk PRIMARY KEY(ls_field, ls_value, ls_log_id);
+CREATE INDEX ls_log_id ON log_search (ls_log_id);