Support ANSI SQL: LIKE ... ESCAPE syntax

<like predicate> ::=
    <character like predicate>
  | <octet like predicate>
<character like predicate> ::=
  <row value predicand> <character like predicate part 2>
<character like predicate part 2> ::=
  [ NOT ] LIKE <character pattern> [ ESCAPE <escape character> ]
<character pattern> ::=
  <character value expression>
<escape character> ::=
  <character value expression>
<octet like predicate> ::=
  <row value predicand> <octet like predicate part 2>
<octet like predicate part 2> ::=
  [ NOT ] LIKE <octet pattern> [ ESCAPE <escape octet> ]
<octet pattern> ::=
  <binary value expression>
<escape octet> ::=
  <binary value expression>