chore(engine): Translate fractional time grains

docs/src/resources/openapi.json

@@ -730,13 +730,13 @@
               "PT5M",
               "PT10M",
               "PT15M",
-              "PT0.5H",
+              "PT30M",
               "PT1H",
               "PT6H",
               "P1D",
               "P1W",
               "P1M",
-              "P0.25Y",
+              "P3M",
               "P1Y",
               "1969-12-28T00:00:00Z/P1W",
               "1969-12-29T00:00:00Z/P1W",
@@ -998,13 +998,13 @@
               "PT5M",
               "PT10M",
               "PT15M",
-              "PT0.5H",
+              "PT30M",
               "PT1H",
               "PT6H",
               "P1D",
               "P1W",
               "P1M",
-              "P0.25Y",
+              "P3M",
               "P1Y",
               "1969-12-28T00:00:00Z/P1W",
               "1969-12-29T00:00:00Z/P1W",

superset-frontend/cypress-base/cypress/integration/explore/visualizations/table.test.ts

@@ -62,7 +62,7 @@ describe('Visualization > Table', () => {
       ...VIZ_DEFAULTS,
       include_time: true,
       granularity_sqla: 'ds',
-      time_grain_sqla: 'P0.25Y',
+      time_grain_sqla: 'P3M',
       metrics: [NUM_METRIC, MAX_DS, MAX_STATE],
     });
     // when format with smart_date, time column use format by granularity
@@ -77,7 +77,7 @@ describe('Visualization > Table', () => {
       ...VIZ_DEFAULTS,
       include_time: true,
       granularity_sqla: 'ds',
-      time_grain_sqla: 'P0.25Y',
+      time_grain_sqla: 'P3M',
       table_timestamp_format: '%Y-%m-%d %H:%M',
       metrics: [NUM_METRIC, MAX_DS, MAX_STATE],
     });
@@ -111,7 +111,7 @@ describe('Visualization > Table', () => {
       ...VIZ_DEFAULTS,
       include_time: true,
       granularity_sqla: 'ds',
-      time_grain_sqla: 'P0.25Y',
+      time_grain_sqla: 'P3M',
       metrics: [NUM_METRIC, MAX_DS],
       groupby: ['name'],
     });

superset/db_engine_specs/ascend.py

@@ -35,6 +35,6 @@ class AscendEngineSpec(ImpalaEngineSpec):
         "P1D": "DATE_TRUNC('day', {col})",
         "P1W": "DATE_TRUNC('week', {col})",
         "P1M": "DATE_TRUNC('month', {col})",
-        "P0.25Y": "DATE_TRUNC('quarter', {col})",
+        "P3M": "DATE_TRUNC('quarter', {col})",
         "P1Y": "DATE_TRUNC('year', {col})",
     }

superset/db_engine_specs/athena.py

@@ -41,7 +41,7 @@ class AthenaEngineSpec(BaseEngineSpec):
         "P1D": "date_trunc('day', CAST({col} AS TIMESTAMP))",
         "P1W": "date_trunc('week', CAST({col} AS TIMESTAMP))",
         "P1M": "date_trunc('month', CAST({col} AS TIMESTAMP))",
-        "P0.25Y": "date_trunc('quarter', CAST({col} AS TIMESTAMP))",
+        "P3M": "date_trunc('quarter', CAST({col} AS TIMESTAMP))",
         "P1Y": "date_trunc('year', CAST({col} AS TIMESTAMP))",
         "P1W/1970-01-03T00:00:00Z": "date_add('day', 5, date_trunc('week', \
                                     date_add('day', 1, CAST({col} AS TIMESTAMP))))",

superset/db_engine_specs/base.py

@@ -91,13 +91,13 @@ class TimeGrain(NamedTuple):
     "PT5M": __("5 minute"),
     "PT10M": __("10 minute"),
     "PT15M": __("15 minute"),
-    "PT0.5H": __("Half hour"),
+    "PT30M": __("30 minute"),
     "PT1H": __("Hour"),
     "PT6H": __("6 hour"),
     "P1D": __("Day"),
     "P1W": __("Week"),
     "P1M": __("Month"),
-    "P0.25Y": __("Quarter"),
+    "P3M": __("Quarter"),
     "P1Y": __("Year"),
     "1969-12-28T00:00:00Z/P1W": __("Week starting Sunday"),
     "1969-12-29T00:00:00Z/P1W": __("Week starting Monday"),

superset/db_engine_specs/bigquery.py

@@ -131,14 +131,14 @@ class BigQueryEngineSpec(BaseEngineSpec):
         "PT15M": "CAST(TIMESTAMP_SECONDS("
         "15*60 * DIV(UNIX_SECONDS(CAST({col} AS TIMESTAMP)), 15*60)"
         ") AS {type})",
-        "PT0.5H": "CAST(TIMESTAMP_SECONDS("
+        "PT30M": "CAST(TIMESTAMP_SECONDS("
         "30*60 * DIV(UNIX_SECONDS(CAST({col} AS TIMESTAMP)), 30*60)"
         ") AS {type})",
         "PT1H": "{func}({col}, HOUR)",
         "P1D": "{func}({col}, DAY)",
         "P1W": "{func}({col}, WEEK)",
         "P1M": "{func}({col}, MONTH)",
-        "P0.25Y": "{func}({col}, QUARTER)",
+        "P3M": "{func}({col}, QUARTER)",
         "P1Y": "{func}({col}, YEAR)",
     }
 

superset/db_engine_specs/clickhouse.py

@@ -47,12 +47,12 @@ class ClickHouseEngineSpec(BaseEngineSpec):  # pylint: disable=abstract-method
         "PT5M": "toDateTime(intDiv(toUInt32(toDateTime({col})), 300)*300)",
         "PT10M": "toDateTime(intDiv(toUInt32(toDateTime({col})), 600)*600)",
         "PT15M": "toDateTime(intDiv(toUInt32(toDateTime({col})), 900)*900)",
-        "PT0.5H": "toDateTime(intDiv(toUInt32(toDateTime({col})), 1800)*1800)",
+        "PT30M": "toDateTime(intDiv(toUInt32(toDateTime({col})), 1800)*1800)",
         "PT1H": "toStartOfHour(toDateTime({col}))",
         "P1D": "toStartOfDay(toDateTime({col}))",
         "P1W": "toMonday(toDateTime({col}))",
         "P1M": "toStartOfMonth(toDateTime({col}))",
-        "P0.25Y": "toStartOfQuarter(toDateTime({col}))",
+        "P3M": "toStartOfQuarter(toDateTime({col}))",
         "P1Y": "toStartOfYear(toDateTime({col}))",
     }
 

superset/db_engine_specs/crate.py

@@ -37,7 +37,7 @@ class CrateEngineSpec(BaseEngineSpec):
         "P1D": "DATE_TRUNC('day', {col})",
         "P1W": "DATE_TRUNC('week', {col})",
         "P1M": "DATE_TRUNC('month', {col})",
-        "P0.25Y": "DATE_TRUNC('quarter', {col})",
+        "P3M": "DATE_TRUNC('quarter', {col})",
         "P1Y": "DATE_TRUNC('year', {col})",
     }
 

superset/db_engine_specs/db2.py

@@ -42,7 +42,7 @@ class Db2EngineSpec(BaseEngineSpec):
         " - MICROSECOND({col}) MICROSECONDS",
         "P1W": "{col} - (DAYOFWEEK({col})) DAYS",
         "P1M": "{col} - (DAY({col})-1) DAYS",
-        "P0.25Y": "{col} - (DAY({col})-1) DAYS"
+        "P3M": "{col} - (DAY({col})-1) DAYS"
         " - (MONTH({col})-1) MONTHS"
         " + ((QUARTER({col})-1) * 3) MONTHS",
         "P1Y": "{col} - (DAY({col})-1) DAYS" " - (MONTH({col})-1) MONTHS",

superset/db_engine_specs/dremio.py

@@ -34,7 +34,7 @@ class DremioEngineSpec(BaseEngineSpec):
         "P1D": "DATE_TRUNC('day', {col})",
         "P1W": "DATE_TRUNC('week', {col})",
         "P1M": "DATE_TRUNC('month', {col})",
-        "P0.25Y": "DATE_TRUNC('quarter', {col})",
+        "P3M": "DATE_TRUNC('quarter', {col})",
         "P1Y": "DATE_TRUNC('year', {col})",
     }
 

superset/db_engine_specs/drill.py

@@ -36,12 +36,12 @@ class DrillEngineSpec(BaseEngineSpec):
         "PT1S": "NEARESTDATE({col}, 'SECOND')",
         "PT1M": "NEARESTDATE({col}, 'MINUTE')",
         "PT15M": "NEARESTDATE({col}, 'QUARTER_HOUR')",
-        "PT0.5H": "NEARESTDATE({col}, 'HALF_HOUR')",
+        "PT30M": "NEARESTDATE({col}, 'HALF_HOUR')",
         "PT1H": "NEARESTDATE({col}, 'HOUR')",
         "P1D": "NEARESTDATE({col}, 'DAY')",
         "P1W": "NEARESTDATE({col}, 'WEEK_SUNDAY')",
         "P1M": "NEARESTDATE({col}, 'MONTH')",
-        "P0.25Y": "NEARESTDATE({col}, 'QUARTER')",
+        "P3M": "NEARESTDATE({col}, 'QUARTER')",
         "P1Y": "NEARESTDATE({col}, 'YEAR')",
     }
 

superset/db_engine_specs/druid.py

@@ -48,13 +48,13 @@ class DruidEngineSpec(BaseEngineSpec):
         "PT5M": "TIME_FLOOR({col}, 'PT5M')",
         "PT10M": "TIME_FLOOR({col}, 'PT10M')",
         "PT15M": "TIME_FLOOR({col}, 'PT15M')",
-        "PT0.5H": "TIME_FLOOR({col}, 'PT30M')",
+        "PT30M": "TIME_FLOOR({col}, 'PT30M')",
         "PT1H": "TIME_FLOOR({col}, 'PT1H')",
         "PT6H": "TIME_FLOOR({col}, 'PT6H')",
         "P1D": "TIME_FLOOR({col}, 'P1D')",
         "P1W": "TIME_FLOOR({col}, 'P1W')",
         "P1M": "TIME_FLOOR({col}, 'P1M')",
-        "P0.25Y": "TIME_FLOOR({col}, 'P0.25Y')",
+        "P3M": "TIME_FLOOR({col}, 'P3M')",
         "P1Y": "TIME_FLOOR({col}, 'P1Y')",
         "P1W/1970-01-03T00:00:00Z": (
             "TIME_SHIFT(TIME_FLOOR(TIME_SHIFT({col}, 'P1D', 1), 'P1W'), 'P1D', 5)"

superset/db_engine_specs/exasol.py

@@ -35,7 +35,7 @@ class ExasolEngineSpec(BaseEngineSpec):  # pylint: disable=abstract-method
         "P1D": "DATE_TRUNC('day', {col})",
         "P1W": "DATE_TRUNC('week', {col})",
         "P1M": "DATE_TRUNC('month', {col})",
-        "P0.25Y": "DATE_TRUNC('quarter', {col})",
+        "P3M": "DATE_TRUNC('quarter', {col})",
         "P1Y": "DATE_TRUNC('year', {col})",
     }
 

superset/db_engine_specs/firebolt.py

@@ -36,7 +36,7 @@ class FireboltEngineSpec(BaseEngineSpec):
         "P1D": "date_trunc('day', CAST({col} AS TIMESTAMP))",
         "P1W": "date_trunc('week', CAST({col} AS TIMESTAMP))",
         "P1M": "date_trunc('month', CAST({col} AS TIMESTAMP))",
-        "P0.25Y": "date_trunc('quarter', CAST({col} AS TIMESTAMP))",
+        "P3M": "date_trunc('quarter', CAST({col} AS TIMESTAMP))",
         "P1Y": "date_trunc('year', CAST({col} AS TIMESTAMP))",
     }
 

superset/db_engine_specs/hana.py

@@ -36,7 +36,7 @@ class HanaEngineSpec(PostgresBaseEngineSpec):
         "PT1H": "TO_TIMESTAMP(SUBSTRING(TO_TIMESTAMP({col}),0,14) || '00:00')",
         "P1D": "TO_DATE({col})",
         "P1M": "TO_DATE(SUBSTRING(TO_DATE({col}),0,7)||'-01')",
-        "P0.25Y": "TO_DATE(SUBSTRING( \
+        "P3M": "TO_DATE(SUBSTRING( \
                    TO_DATE({col}), 0, 5)|| LPAD(CAST((CAST(SUBSTRING(QUARTER( \
                    TO_DATE({col}), 1), 7, 1) as int)-1)*3 +1 as text),2,'0') ||'-01')",
         "P1Y": "TO_DATE(YEAR({col})||'-01-01')",

superset/db_engine_specs/hive.py

@@ -105,7 +105,7 @@ class HiveEngineSpec(PrestoEngineSpec):
         "P1D": "from_unixtime(unix_timestamp({col}), 'yyyy-MM-dd 00:00:00')",
         "P1W": "date_format(date_sub({col}, CAST(7-from_unixtime(unix_timestamp({col}),'u') as int)), 'yyyy-MM-dd 00:00:00')",
         "P1M": "from_unixtime(unix_timestamp({col}), 'yyyy-MM-01 00:00:00')",
-        "P0.25Y": "date_format(add_months(trunc({col}, 'MM'), -(month({col})-1)%3), 'yyyy-MM-dd 00:00:00')",
+        "P3M": "date_format(add_months(trunc({col}, 'MM'), -(month({col})-1)%3), 'yyyy-MM-dd 00:00:00')",
         "P1Y": "from_unixtime(unix_timestamp({col}), 'yyyy-01-01 00:00:00')",
         "P1W/1970-01-03T00:00:00Z": "date_format(date_add({col}, INT(6-from_unixtime(unix_timestamp({col}), 'u'))), 'yyyy-MM-dd 00:00:00')",
         "1969-12-28T00:00:00Z/P1W": "date_format(date_add({col}, -INT(from_unixtime(unix_timestamp({col}), 'u'))), 'yyyy-MM-dd 00:00:00')",

superset/db_engine_specs/impala.py

@@ -36,7 +36,7 @@ class ImpalaEngineSpec(BaseEngineSpec):
         "P1D": "TRUNC({col}, 'DD')",
         "P1W": "TRUNC({col}, 'WW')",
         "P1M": "TRUNC({col}, 'MONTH')",
-        "P0.25Y": "TRUNC({col}, 'Q')",
+        "P3M": "TRUNC({col}, 'Q')",
         "P1Y": "TRUNC({col}, 'YYYY')",
     }
 

superset/db_engine_specs/kylin.py

@@ -35,7 +35,7 @@ class KylinEngineSpec(BaseEngineSpec):  # pylint: disable=abstract-method
         "P1D": "CAST(FLOOR(CAST({col} AS TIMESTAMP) TO DAY) AS DATE)",
         "P1W": "CAST(FLOOR(CAST({col} AS TIMESTAMP) TO WEEK) AS DATE)",
         "P1M": "CAST(FLOOR(CAST({col} AS TIMESTAMP) TO MONTH) AS DATE)",
-        "P0.25Y": "CAST(FLOOR(CAST({col} AS TIMESTAMP) TO QUARTER) AS DATE)",
+        "P3M": "CAST(FLOOR(CAST({col} AS TIMESTAMP) TO QUARTER) AS DATE)",
         "P1Y": "CAST(FLOOR(CAST({col} AS TIMESTAMP) TO YEAR) AS DATE)",
     }
 

superset/db_engine_specs/mssql.py

@@ -55,12 +55,12 @@ class MssqlEngineSpec(BaseEngineSpec):
         "PT5M": "DATEADD(minute, DATEDIFF(minute, 0, {col}) / 5 * 5, 0)",
         "PT10M": "DATEADD(minute, DATEDIFF(minute, 0, {col}) / 10 * 10, 0)",
         "PT15M": "DATEADD(minute, DATEDIFF(minute, 0, {col}) / 15 * 15, 0)",
-        "PT0.5H": "DATEADD(minute, DATEDIFF(minute, 0, {col}) / 30 * 30, 0)",
+        "PT30M": "DATEADD(minute, DATEDIFF(minute, 0, {col}) / 30 * 30, 0)",
         "PT1H": "DATEADD(hour, DATEDIFF(hour, 0, {col}), 0)",
         "P1D": "DATEADD(day, DATEDIFF(day, 0, {col}), 0)",
         "P1W": "DATEADD(week, DATEDIFF(week, 0, {col}), 0)",
         "P1M": "DATEADD(month, DATEDIFF(month, 0, {col}), 0)",
-        "P0.25Y": "DATEADD(quarter, DATEDIFF(quarter, 0, {col}), 0)",
+        "P3M": "DATEADD(quarter, DATEDIFF(quarter, 0, {col}), 0)",
         "P1Y": "DATEADD(year, DATEDIFF(year, 0, {col}), 0)",
     }
 

superset/db_engine_specs/mysql.py

@@ -109,7 +109,7 @@ class MySQLEngineSpec(BaseEngineSpec, BasicParametersMixin):
         "P1D": "DATE({col})",
         "P1W": "DATE(DATE_SUB({col}, " "INTERVAL DAYOFWEEK({col}) - 1 DAY))",
         "P1M": "DATE(DATE_SUB({col}, " "INTERVAL DAYOFMONTH({col}) - 1 DAY))",
-        "P0.25Y": "MAKEDATE(YEAR({col}), 1) "
+        "P3M": "MAKEDATE(YEAR({col}), 1) "
         "+ INTERVAL QUARTER({col}) QUARTER - INTERVAL 1 QUARTER",
         "P1Y": "DATE(DATE_SUB({col}, " "INTERVAL DAYOFYEAR({col}) - 1 DAY))",
         "1969-12-29T00:00:00Z/P1W": "DATE(DATE_SUB({col}, "

superset/db_engine_specs/netezza.py

@@ -31,7 +31,7 @@ class NetezzaEngineSpec(PostgresBaseEngineSpec):
         "P1D": "DATE_TRUNC('day', {col})",
         "P1W": "DATE_TRUNC('week', {col})",
         "P1M": "DATE_TRUNC('month', {col})",
-        "P0.25Y": "DATE_TRUNC('quarter', {col})",
+        "P3M": "DATE_TRUNC('quarter', {col})",
         "P1Y": "DATE_TRUNC('year', {col})",
     }
 

superset/db_engine_specs/oracle.py

@@ -36,7 +36,7 @@ class OracleEngineSpec(BaseEngineSpec):
         "P1D": "TRUNC(CAST({col} as DATE), 'DDD')",
         "P1W": "TRUNC(CAST({col} as DATE), 'WW')",
         "P1M": "TRUNC(CAST({col} as DATE), 'MONTH')",
-        "P0.25Y": "TRUNC(CAST({col} as DATE), 'Q')",
+        "P3M": "TRUNC(CAST({col} as DATE), 'Q')",
         "P1Y": "TRUNC(CAST({col} as DATE), 'YEAR')",
     }
 

superset/db_engine_specs/pinot.py

@@ -37,7 +37,7 @@ class PinotEngineSpec(BaseEngineSpec):  # pylint: disable=abstract-method
         "P1D": "1:DAYS",
         "P1W": "week",
         "P1M": "month",
-        "P0.25Y": "quarter",
+        "P3MY": "quarter",
         "P1Y": "year",
     }
 
@@ -57,7 +57,7 @@ class PinotEngineSpec(BaseEngineSpec):  # pylint: disable=abstract-method
         "P1D": False,
         "P1W": True,
         "P1M": True,
-        "P0.25Y": True,
+        "P3M": True,
         "P1Y": True,
     }
 

superset/db_engine_specs/postgres.py

@@ -90,7 +90,7 @@ class FixedOffsetTimezone(_FixedOffset):
 
 
 class PostgresBaseEngineSpec(BaseEngineSpec):
-    """ Abstract class for Postgres 'like' databases """
+    """Abstract class for Postgres 'like' databases"""
 
     engine = ""
     engine_name = "PostgreSQL"
@@ -103,7 +103,7 @@ class PostgresBaseEngineSpec(BaseEngineSpec):
         "P1D": "DATE_TRUNC('day', {col})",
         "P1W": "DATE_TRUNC('week', {col})",
         "P1M": "DATE_TRUNC('month', {col})",
-        "P0.25Y": "DATE_TRUNC('quarter', {col})",
+        "P3M": "DATE_TRUNC('quarter', {col})",
         "P1Y": "DATE_TRUNC('year', {col})",
     }
 

superset/db_engine_specs/presto.py

@@ -158,7 +158,7 @@ class PrestoEngineSpec(BaseEngineSpec):  # pylint: disable=too-many-public-metho
         "P1D": "date_trunc('day', CAST({col} AS TIMESTAMP))",
         "P1W": "date_trunc('week', CAST({col} AS TIMESTAMP))",
         "P1M": "date_trunc('month', CAST({col} AS TIMESTAMP))",
-        "P0.25Y": "date_trunc('quarter', CAST({col} AS TIMESTAMP))",
+        "P3M": "date_trunc('quarter', CAST({col} AS TIMESTAMP))",
         "P1Y": "date_trunc('year', CAST({col} AS TIMESTAMP))",
         "P1W/1970-01-03T00:00:00Z": "date_add('day', 5, date_trunc('week', "
         "date_add('day', 1, CAST({col} AS TIMESTAMP))))",

superset/db_engine_specs/rockset.py

@@ -37,7 +37,7 @@ class RocksetEngineSpec(BaseEngineSpec):
         "P1D": "DATE_TRUNC('day', {col})",
         "P1W": "DATE_TRUNC('week', {col})",
         "P1M": "DATE_TRUNC('month', {col})",
-        "P0.25Y": "DATE_TRUNC('quarter', {col})",
+        "P3M": "DATE_TRUNC('quarter', {col})",
         "P1Y": "DATE_TRUNC('year', {col})",
     }
 

superset/db_engine_specs/snowflake.py

@@ -58,13 +58,13 @@ class SnowflakeEngineSpec(PostgresBaseEngineSpec):
                  DATE_TRUNC('HOUR', {col}))",
         "PT15M": "DATEADD(MINUTE, FLOOR(DATE_PART(MINUTE, {col}) / 15) * 15, \
                  DATE_TRUNC('HOUR', {col}))",
-        "PT0.5H": "DATEADD(MINUTE, FLOOR(DATE_PART(MINUTE, {col}) / 30) * 30, \
+        "PT30M": "DATEADD(MINUTE, FLOOR(DATE_PART(MINUTE, {col}) / 30) * 30, \
                   DATE_TRUNC('HOUR', {col}))",
         "PT1H": "DATE_TRUNC('HOUR', {col})",
         "P1D": "DATE_TRUNC('DAY', {col})",
         "P1W": "DATE_TRUNC('WEEK', {col})",
         "P1M": "DATE_TRUNC('MONTH', {col})",
-        "P0.25Y": "DATE_TRUNC('QUARTER', {col})",
+        "P3M": "DATE_TRUNC('QUARTER', {col})",
         "P1Y": "DATE_TRUNC('YEAR', {col})",
     }
 

superset/db_engine_specs/sqlite.py

@@ -45,7 +45,7 @@ class SqliteEngineSpec(BaseEngineSpec):
         "P1D": "DATE({col})",
         "P1W": "DATE({col}, -strftime('%w', {col}) || ' days')",
         "P1M": "DATE({col}, -strftime('%d', {col}) || ' days', '+1 day')",
-        "P0.25Y": (
+        "P3M": (
             "DATETIME(STRFTIME('%Y-', {col}) || "  # year
             "SUBSTR('00' || "  # pad with zeros to 2 chars
             "((CAST(STRFTIME('%m', {col}) AS INTEGER)) - "  # month as integer

superset/db_engine_specs/teradata.py

@@ -32,7 +32,7 @@ class TeradataEngineSpec(BaseEngineSpec):
         "P1D": "TRUNC(CAST({col} as DATE), 'DDD')",
         "P1W": "TRUNC(CAST({col} as DATE), 'WW')",
         "P1M": "TRUNC(CAST({col} as DATE), 'MONTH')",
-        "P0.25Y": "TRUNC(CAST({col} as DATE), 'Q')",
+        "P3M": "TRUNC(CAST({col} as DATE), 'Q')",
         "P1Y": "TRUNC(CAST({col} as DATE), 'YEAR')",
     }
 

superset/db_engine_specs/trino.py

@@ -37,7 +37,7 @@ class TrinoEngineSpec(BaseEngineSpec):
         "P1D": "date_trunc('day', CAST({col} AS TIMESTAMP))",
         "P1W": "date_trunc('week', CAST({col} AS TIMESTAMP))",
         "P1M": "date_trunc('month', CAST({col} AS TIMESTAMP))",
-        "P0.25Y": "date_trunc('quarter', CAST({col} AS TIMESTAMP))",
+        "P3M": "date_trunc('quarter', CAST({col} AS TIMESTAMP))",
         "P1Y": "date_trunc('year', CAST({col} AS TIMESTAMP))",
         # "1969-12-28T00:00:00Z/P1W",  # Week starting Sunday
         # "1969-12-29T00:00:00Z/P1W",  # Week starting Monday

superset/examples/configs/charts/Quarterly_Sales.yaml

@@ -68,7 +68,7 @@ params:
   show_legend: false
   slice_id: 668
   time_compare: null
-  time_grain_sqla: P0.25Y
+  time_grain_sqla: P3M
   time_range: No filter
   time_range_endpoints:
   - inclusive

superset/examples/configs/charts/Quarterly_Sales_By_Product_Line.yaml

@@ -71,7 +71,7 @@ params:
   show_legend: true
   slice_id: 2806
   time_compare: null
-  time_grain_sqla: P0.25Y
+  time_grain_sqla: P3M
   time_range: No filter
   time_range_endpoints:
   - inclusive