Bump sqlparse from 0.5.3 to 0.5.4 (#598)

* Bump sqlparse from 0.5.3 to 0.5.4

Bumps [sqlparse](https://github.com/andialbrecht/sqlparse) from 0.5.3 to 0.5.4.
- [Changelog](https://github.com/andialbrecht/sqlparse/blob/master/CHANGELOG)
- [Commits](andialbrecht/sqlparse@0.5.3...0.5.4)

---
updated-dependencies:
- dependency-name: sqlparse
  dependency-version: 0.5.4
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

* SQLToken: fix the handling of a new IFNOTEXISTS token

* _determine_last_relevant_keyword: handle the new IFNOTEXISTS keyword so that columns in "CREATE TABLE IF NOT EXISTS foo" statements are properly detected

* Makefile: add the "format" command

---------

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Maciej Brencz <maciej.brencz@gmail.com>

Author: dependabot[bot]

Makefile

@@ -11,6 +11,9 @@ lint:
 	poetry run flake8 sql_metadata
 	poetry run pylint sql_metadata
 
+format:
+	poetry run black .
+
 publish:
 	# run git tag -a v0.0.0 before running make publish
 	poetry build

poetry.lock

@@ -33,6 +33,7 @@
     "INTO",
     "UPDATE",
     "TABLE",
+    "IFNOTEXISTS",
 }
 
 # next statement beginning after with statement

sql_metadata/keywords_lists.py

@@ -1005,6 +1005,7 @@ def _determine_last_relevant_keyword(self, token: SQLToken, last_keyword: str):
                     and self._open_parentheses[-1].is_partition_clause_start
                 )
                 and not (token.normalized == "USING" and last_keyword == "SELECT")
+                and not (token.normalized == "IFNOTEXISTS")
             ):
                 last_keyword = token.normalized
         return last_keyword

sql_metadata/parser.py

@@ -262,7 +262,8 @@ def is_potential_table_name(self) -> bool:
             (self.is_name or self.is_keyword)
             and self.last_keyword_normalized in TABLE_ADJUSTMENT_KEYWORDS
             and self.previous_token.normalized not in ["AS", "WITH"]
-            and self.normalized not in ["AS", "SELECT", "IF", "SET", "WITH"]
+            and self.normalized
+            not in ["AS", "SELECT", "IF", "SET", "WITH", "IFNOTEXISTS"]
         )
 
     @property
@@ -288,7 +289,7 @@ def is_alias_of_table_or_alias_of_subquery(self) -> bool:
         is_alias_without_as = (
             self.previous_token.normalized != self.last_keyword_normalized
             and not self.previous_token.is_punctuation
-            and not self.previous_token.normalized == "EXISTS"
+            and not self.previous_token.normalized == "IFNOTEXISTS"
         )
         return is_alias_without_as or self.previous_token.is_right_parenthesis