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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2023-02-20 08:50:30 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2023-02-20 08:50:30 +0000 |
commit | cc4c7716b8fe6b13bf735ab1ccbc1a92ded4d6d5 (patch) | |
tree | 3723d527945944e4fed74f7fe9da43407349351a /sqlglot/dialects/duckdb.py | |
parent | Adding upstream version 11.1.3. (diff) | |
download | sqlglot-cc4c7716b8fe6b13bf735ab1ccbc1a92ded4d6d5.tar.xz sqlglot-cc4c7716b8fe6b13bf735ab1ccbc1a92ded4d6d5.zip |
Adding upstream version 11.2.0.upstream/11.2.0
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'sqlglot/dialects/duckdb.py')
-rw-r--r-- | sqlglot/dialects/duckdb.py | 19 |
1 files changed, 5 insertions, 14 deletions
diff --git a/sqlglot/dialects/duckdb.py b/sqlglot/dialects/duckdb.py index cfec9a4..6144101 100644 --- a/sqlglot/dialects/duckdb.py +++ b/sqlglot/dialects/duckdb.py @@ -14,29 +14,20 @@ from sqlglot.dialects.dialect import ( no_tablesample_sql, rename_func, str_position_sql, + str_to_time_sql, timestrtotime_sql, + ts_or_ds_to_date_sql, ) from sqlglot.helper import seq_get from sqlglot.tokens import TokenType -def _str_to_time_sql(self, expression): - return f"STRPTIME({self.sql(expression, 'this')}, {self.format_time(expression)})" - - def _ts_or_ds_add(self, expression): this = expression.args.get("this") unit = self.sql(expression, "unit").strip("'") or "DAY" return f"CAST({this} AS DATE) + {self.sql(exp.Interval(this=expression.expression, unit=unit))}" -def _ts_or_ds_to_date_sql(self, expression): - time_format = self.format_time(expression) - if time_format and time_format not in (DuckDB.time_format, DuckDB.date_format): - return f"CAST({_str_to_time_sql(self, expression)} AS DATE)" - return f"CAST({self.sql(expression, 'this')} AS DATE)" - - def _date_add(self, expression): this = self.sql(expression, "this") unit = self.sql(expression, "unit").strip("'") or "DAY" @@ -159,8 +150,8 @@ class DuckDB(Dialect): exp.Split: rename_func("STR_SPLIT"), exp.SortArray: _sort_array_sql, exp.StrPosition: str_position_sql, - exp.StrToDate: lambda self, e: f"CAST({_str_to_time_sql(self, e)} AS DATE)", - exp.StrToTime: _str_to_time_sql, + exp.StrToDate: lambda self, e: f"CAST({str_to_time_sql(self, e)} AS DATE)", + exp.StrToTime: str_to_time_sql, exp.StrToUnix: lambda self, e: f"EPOCH(STRPTIME({self.sql(e, 'this')}, {self.format_time(e)}))", exp.Struct: _struct_sql, exp.TableSample: no_tablesample_sql, @@ -171,7 +162,7 @@ class DuckDB(Dialect): exp.TimeToUnix: rename_func("EPOCH"), exp.TsOrDiToDi: lambda self, e: f"CAST(SUBSTR(REPLACE(CAST({self.sql(e, 'this')} AS TEXT), '-', ''), 1, 8) AS INT)", exp.TsOrDsAdd: _ts_or_ds_add, - exp.TsOrDsToDate: _ts_or_ds_to_date_sql, + exp.TsOrDsToDate: ts_or_ds_to_date_sql("duckdb"), exp.UnixToStr: lambda self, e: f"STRFTIME(TO_TIMESTAMP({self.sql(e, 'this')}), {self.format_time(e)})", exp.UnixToTime: rename_func("TO_TIMESTAMP"), exp.UnixToTimeStr: lambda self, e: f"CAST(TO_TIMESTAMP({self.sql(e, 'this')}) AS TEXT)", |