heterog-list02.1.ddl.sqlpp

[ASTERIXDB-2050][SQL] Enforce a Semicolon After Each SQL++ Statement
- user model changes: a semicolon must be added after
every SQL++ statement.
- storage format changes: no
- interface changes: no

Details:
- Enforce a semicolon after each SQL++ statement.
- Adapt existing SQL++ test cases to new model.

Change-Id: I27e9e8fde5ff867ab569c8d443ba1522738046e3
Reviewed-on: https://asterix-gerrit.ics.uci.edu/1954
Sonar-Qube: Jenkins <jenkins@fulliautomatix.ics.uci.edu>
Integration-Tests: Jenkins <jenkins@fulliautomatix.ics.uci.edu>
Tested-by: Jenkins <jenkins@fulliautomatix.ics.uci.edu>
Reviewed-by: Till Westmann <tillw@apache.org>