Julian Hyde created CALCITE-5180:
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Summary: Implement BigQuery functions for DATE, TIME, TIMESTAMP,
DATETIME
Key: CALCITE-5180
URL: https://issues.apache.org/jira/browse/CALCITE-5180
Project: Calcite
Issue Type: Bug
Reporter: Julian Hyde
Implement missing BigQuery functions for DATE, TIME, TIMESTAMP, DATETIME.
Functions include:
* CURRENT_DATE, CURRENT_DATETIME, CURRENT_TIME with timezone;
* EXTRACT with time unit values WEEK(weekday), DATE, TIME;
* various DATE, TIME, TIMESTAMP, DATETIME constructor functions;
* TIMESTAMP_ADD, TIME_ADD, DATE_ADD, DATETIME_ADD
* TIMESTAMP_SUB, TIME_SUB, DATE_SUB, DATETIME_SUB
* TIMESTAMP_DIFF, TIME_DIFF, DATE_DIFF, DATETIME_DIFF
* TIMESTAMP_TRUNC, DATETIME_TRUNC
* LAST_DAY
* FORMAT_TIMESTAMP, FORMAT_DATETIME,
* PARSE_TIMESTAMP, PARSE_DATETIME,
CURRENT_DATETME, DATE(string), DATE_FROM_UNIX_DATE, TIMESTAMP_MICROS,
TIMESTAMP_MILLIS, TIMESTAMP_SECONDS, UNIX_MICROS, UNIX_MILLIS, UNIX_SECONDS,
UNIX_DATE are already implemented.
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