diff options
Diffstat (limited to 'sqlglot/dialects/oracle.py')
| -rw-r--r-- | sqlglot/dialects/oracle.py | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/sqlglot/dialects/oracle.py b/sqlglot/dialects/oracle.py index 67d791d..fde845e 100644 --- a/sqlglot/dialects/oracle.py +++ b/sqlglot/dialects/oracle.py @@ -44,6 +44,8 @@ class Oracle(Dialect): } class Generator(generator.Generator): + LOCKING_READS_SUPPORTED = True + TYPE_MAPPING = { **generator.Generator.TYPE_MAPPING, # type: ignore exp.DataType.Type.TINYINT: "NUMBER", @@ -69,6 +71,7 @@ class Oracle(Dialect): exp.StrToTime: lambda self, e: f"TO_TIMESTAMP({self.sql(e, 'this')}, {self.format_time(e)})", exp.TimeToStr: lambda self, e: f"TO_CHAR({self.sql(e, 'this')}, {self.format_time(e)})", exp.UnixToTime: lambda self, e: f"TO_DATE('1970-01-01','YYYY-MM-DD') + ({self.sql(e, 'this')} / 86400)", + exp.Substring: rename_func("SUBSTR"), } def query_modifiers(self, expression, *sqls): @@ -90,6 +93,7 @@ class Oracle(Dialect): self.sql(expression, "order"), self.sql(expression, "offset"), # offset before limit in oracle self.sql(expression, "limit"), + self.sql(expression, "lock"), sep="", ) |