/* * __wt_schema_rename -- * WT_SESSION::rename. */ int __wt_schema_rename(WT_SESSION_IMPL *session, const char *uri, const char *newuri, const char *cfg[]) { WT_DATA_SOURCE *dsrc; WT_DECL_RET; const char *p, *t; /* Disallow renames to/from the WiredTiger name space. */ WT_RET(__wt_schema_name_check(session, uri)); WT_RET(__wt_schema_name_check(session, newuri)); /* The target type must match the source type. */ for (p = uri, t = newuri; *p == *t && *p != ':'; ++p, ++t) ; if (*p != ':' || *t != ':') WT_RET_MSG(session, EINVAL, "rename target type must match URI: %s to %s", uri, newuri); /* * We track rename operations, if we fail in the middle, we want to * back it all out. */ WT_RET(__wt_meta_track_on(session)); if (WT_PREFIX_MATCH(uri, "file:")) ret = __rename_file(session, uri, newuri); else if (WT_PREFIX_MATCH(uri, "lsm:")) ret = __wt_lsm_tree_rename(session, uri, newuri, cfg); else if (WT_PREFIX_MATCH(uri, "table:")) ret = __rename_table(session, uri, newuri, cfg); else if ((ret = __wt_schema_get_source(session, uri, &dsrc)) == 0) ret = dsrc->rename == NULL ? __wt_object_unsupported(session, uri) : dsrc->rename(dsrc, &session->iface, uri, newuri, (WT_CONFIG_ARG *)cfg); /* Bump the schema generation so that stale data is ignored. */ ++S2C(session)->schema_gen; WT_TRET(__wt_meta_track_off(session, ret != 0)); /* If we didn't find a metadata entry, map that error to ENOENT. */ return (ret == WT_NOTFOUND ? ENOENT : ret); }
/* * __wt_schema_rename -- * WT_SESSION::rename. */ int __wt_schema_rename(WT_SESSION_IMPL *session, const char *uri, const char *newuri, const char *cfg[]) { WT_DATA_SOURCE *dsrc; WT_DECL_RET; const char *oldname, *newname; WT_UNUSED(cfg); /* Disallow renames to/from the WiredTiger name space. */ WT_RET(__wt_schema_name_check(session, uri)); WT_RET(__wt_schema_name_check(session, newuri)); /* * We track rename operations, if we fail in the middle, we want to * back it all out. */ WT_RET(__wt_meta_track_on(session)); oldname = uri; newname = newuri; if (WT_PREFIX_SKIP(oldname, "file:")) { if (!WT_PREFIX_SKIP(newname, "file:")) WT_RET_MSG(session, EINVAL, "rename target type must match URI: %s to %s", uri, newuri); ret = __rename_file(session, uri, newuri); } else if (WT_PREFIX_SKIP(oldname, "table:")) { if (!WT_PREFIX_SKIP(newname, "table:")) WT_RET_MSG(session, EINVAL, "rename target type must match URI: %s to %s", uri, newuri); ret = __rename_table(session, oldname, newname); } else if ((ret = __wt_schema_get_source(session, oldname, &dsrc)) == 0) ret = dsrc->rename(dsrc, &session->iface, oldname, newname, cfg[1]); WT_TRET(__wt_meta_track_off(session, ret != 0)); /* If we didn't find a metadata entry, map that error to ENOENT. */ return (ret == WT_NOTFOUND ? ENOENT : ret); }