Parse MySQL ALGORITHM and LOCK options to ALTER TABLE #1665
Description
Example:
ALTER TABLE tbl_name MODIFY COLUMN col_name column_definition FIRST, ALGORITHM=INPLACE, LOCK=NONE;See ALTER TABLE docs for syntax and Online DDL Operations docs for semantics.
| ALGORITHM [=] {DEFAULT | INSTANT | INPLACE | COPY}
| LOCK [=] {DEFAULT | NONE | SHARED | EXCLUSIVE}