Merge branch 'main' into snowflake_transaction_statements

src/sqlfluff/dialects/dialect_mysql.py

@@ -99,6 +99,7 @@
         "NONE",
         "SHARED",
         "EXCLUSIVE",
+        "MASTER",
     ]
 )
 
@@ -134,6 +135,22 @@
             Ref("LocalVariableNameSegment"),
         ]
     ),
+    DateTimeLiteralGrammar=Sequence(
+        # MySQL does not require the keyword to be specified:
+        # https://dev.mysql.com/doc/refman/8.0/en/date-and-time-literals.html
+        OneOf(
+            "DATE",
+            "TIME",
+            "TIMESTAMP",
+            "DATETIME",
+            "INTERVAL",
+            optional=True,
+        ),
+        OneOf(
+            Ref("QuotedLiteralSegment"),
+            Ref("NumericLiteralSegment"),
+        ),
+    ),
 )
 
 mysql_dialect.add(
@@ -434,6 +451,9 @@ class StatementSegment(ansi_dialect.get_segment("StatementSegment")):  # type: i
             Ref("CursorOpenCloseSegment"),
             Ref("CursorFetchSegment"),
             Ref("AlterTableStatementSegment"),
+            Ref("RenameTableStatementSegment"),
+            Ref("ResetMasterStatementSegment"),
+            Ref("PurgeBinaryLogsStatementSegment"),
             Ref("HelpStatementSegment"),
         ],
     )
@@ -1323,6 +1343,72 @@ class DropIndexStatementSegment(BaseSegment):
     )
 
 
+@mysql_dialect.segment()
+class RenameTableStatementSegment(BaseSegment):
+    """A `RENAME TABLE` statement.
+
+    https://dev.mysql.com/doc/refman/8.0/en/rename-table.html
+    """
+
+    type = "rename_table_statement"
+    match_grammar = Sequence(
+        "RENAME",
+        "TABLE",
+        Delimited(
+            Sequence(
+                Ref("TableReferenceSegment"),
+                "TO",
+                Ref("TableReferenceSegment"),
+            ),
+        ),
+    )
+
+
+@mysql_dialect.segment()
+class ResetMasterStatementSegment(BaseSegment):
+    """A `RESET MASTER` statement.
+
+    https://dev.mysql.com/doc/refman/8.0/en/reset-master.html
+    """
+
+    type = "reset_master_statement"
+    match_grammar = Sequence(
+        "RESET",
+        "MASTER",
+        Sequence("TO", Ref("NumericLiteralSegment"), optional=True),
+    )
+
+
+@mysql_dialect.segment()
+class PurgeBinaryLogsStatementSegment(BaseSegment):
+    """A `PURGE BINARY LOGS` statement.
+
+    https://dev.mysql.com/doc/refman/8.0/en/purge-binary-logs.html
+    """
+
+    type = "purge_binary_logs_statement"
+    match_grammar = Sequence(
+        "PURGE",
+        OneOf(
+            "BINARY",
+            "MASTER",
+        ),
+        "LOGS",
+        OneOf(
+            Sequence(
+                "TO",
+                Ref("QuotedLiteralSegment"),
+            ),
+            Sequence(
+                "BEFORE",
+                OneOf(
+                    Ref("DateTimeLiteralGrammar"),
+                ),
+            ),
+        ),
+    )
+
+
 @mysql_dialect.segment()
 class HelpStatementSegment(BaseSegment):
     """A `HELP` statement.

test/fixtures/dialects/mysql/purge_binary_logs.sql

@@ -0,0 +1,9 @@
+PURGE BINARY LOGS TO 'mysql-bin.010';
+
+PURGE BINARY LOGS BEFORE '2019-04-02 22:46:26';
+PURGE BINARY LOGS BEFORE DATETIME '2019-04-02 22:46:26';
+PURGE BINARY LOGS BEFORE TIMESTAMP '2019-04-02 22:46:26';
+
+PURGE BINARY LOGS BEFORE 19830905132800;
+PURGE BINARY LOGS BEFORE DATETIME 19830905132800;
+PURGE BINARY LOGS BEFORE TIMESTAMP 19830905132800;

test/fixtures/dialects/mysql/purge_binary_logs.yml

@@ -0,0 +1,67 @@
+# YML test files are auto-generated from SQL files and should not be edited by
+# hand. To help enforce this, the "hash" field in the file must match a hash
+# computed by SQLFluff when running the tests. Please run
+# `python test/generate_parse_fixture_yml.py`  to generate them after adding or
+# altering SQL files.
+_hash: fd25d700f1df99b7fc2fb7ee7027f66c180d3cfe7723d0c80eddec684c8eb0f1
+file:
+- statement:
+    purge_binary_logs_statement:
+    - keyword: PURGE
+    - keyword: BINARY
+    - keyword: LOGS
+    - keyword: TO
+    - literal: "'mysql-bin.010'"
+- statement_terminator: ;
+- statement:
+    purge_binary_logs_statement:
+    - keyword: PURGE
+    - keyword: BINARY
+    - keyword: LOGS
+    - keyword: BEFORE
+    - literal: "'2019-04-02 22:46:26'"
+- statement_terminator: ;
+- statement:
+    purge_binary_logs_statement:
+    - keyword: PURGE
+    - keyword: BINARY
+    - keyword: LOGS
+    - keyword: BEFORE
+    - keyword: DATETIME
+    - literal: "'2019-04-02 22:46:26'"
+- statement_terminator: ;
+- statement:
+    purge_binary_logs_statement:
+    - keyword: PURGE
+    - keyword: BINARY
+    - keyword: LOGS
+    - keyword: BEFORE
+    - keyword: TIMESTAMP
+    - literal: "'2019-04-02 22:46:26'"
+- statement_terminator: ;
+- statement:
+    purge_binary_logs_statement:
+    - keyword: PURGE
+    - keyword: BINARY
+    - keyword: LOGS
+    - keyword: BEFORE
+    - literal: '19830905132800'
+- statement_terminator: ;
+- statement:
+    purge_binary_logs_statement:
+    - keyword: PURGE
+    - keyword: BINARY
+    - keyword: LOGS
+    - keyword: BEFORE
+    - keyword: DATETIME
+    - literal: '19830905132800'
+- statement_terminator: ;
+- statement:
+    purge_binary_logs_statement:
+    - keyword: PURGE
+    - keyword: BINARY
+    - keyword: LOGS
+    - keyword: BEFORE
+    - keyword: TIMESTAMP
+    - literal: '19830905132800'
+- statement_terminator: ;

test/fixtures/dialects/mysql/rename_table.sql

@@ -0,0 +1,2 @@
+RENAME TABLE old_table TO new_table;
+RENAME TABLE old_table1 TO new_table1, old_table2 TO new_table2;

test/fixtures/dialects/mysql/rename_table.yml

@@ -0,0 +1,33 @@
+# YML test files are auto-generated from SQL files and should not be edited by
+# hand. To help enforce this, the "hash" field in the file must match a hash
+# computed by SQLFluff when running the tests. Please run
+# `python test/generate_parse_fixture_yml.py`  to generate them after adding or
+# altering SQL files.
+_hash: 35d8fe3a09bff9c94b970575e42ed1151b0da0a2c8627f21a8d98725ffebc9dd
+file:
+- statement:
+    rename_table_statement:
+    - keyword: RENAME
+    - keyword: TABLE
+    - table_reference:
+        identifier: old_table
+    - keyword: TO
+    - table_reference:
+        identifier: new_table
+- statement_terminator: ;
+- statement:
+    rename_table_statement:
+    - keyword: RENAME
+    - keyword: TABLE
+    - table_reference:
+        identifier: old_table1
+    - keyword: TO
+    - table_reference:
+        identifier: new_table1
+    - comma: ','
+    - table_reference:
+        identifier: old_table2
+    - keyword: TO
+    - table_reference:
+        identifier: new_table2
+- statement_terminator: ;

test/fixtures/dialects/mysql/reset_master.sql

@@ -0,0 +1,2 @@
+RESET MASTER;
+RESET MASTER TO 1234;

test/fixtures/dialects/mysql/reset_master.yml

@@ -0,0 +1,19 @@
+# YML test files are auto-generated from SQL files and should not be edited by
+# hand. To help enforce this, the "hash" field in the file must match a hash
+# computed by SQLFluff when running the tests. Please run
+# `python test/generate_parse_fixture_yml.py`  to generate them after adding or
+# altering SQL files.
+_hash: ac03a8182b993644c46f57e6bd10e8f4ff6d161b4af6f8b47bbd89629afe67a7
+file:
+- statement:
+    reset_master_statement:
+    - keyword: RESET
+    - keyword: MASTER
+- statement_terminator: ;
+- statement:
+    reset_master_statement:
+    - keyword: RESET
+    - keyword: MASTER
+    - keyword: TO
+    - literal: '1234'
+- statement_terminator: ;