# patch_59_60_b.sql

#
# Title:
#   Rename 'go_xref' table to 'ontology_xref'.
#
# Description:
#   Rename the 'go_xref' table to make its use more generic.

sql/patch_59_60_b.sql

+# patch_59_60_b.sql
+#
+# Title:
+#   Rename 'go_xref' table to 'ontology_xref'.
+#
+# Description:
+#   Rename the 'go_xref' table to make its use more generic.
+
+# Rename the table, and swap the source_xref_id and linkage_type fields.
+ALTER TABLE go_xref
+  RENAME TO ontology_xref,
+  MODIFY COLUMN source_xref_id INT(10) UNSIGNED DEFAULT NULL
+    AFTER object_xref_id;
+
+# Optimize the table, because indexes may be out of whack
+OPTIMIZE TABLE ontology_xref;
+
+# Insert patch identifier.
+INSERT INTO meta (species_id, meta_key, meta_value)
+  VALUES (NULL, 'patch', 'patch_59_60_b.sql|rename_go_xref_table');