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  2. List of tz database time zones - Wikipedia

    en.wikipedia.org/wiki/List_of_tz_database_time_zones

    The tz database partitions the world into regions where local clocks all show the same time. This map was made by combining version 2023d with OpenStreetMap data, using open source software. [1] This is a list of time zones from release 2024b of the tz database. [2]

  3. PostgreSQL - Wikipedia

    en.wikipedia.org/wiki/PostgreSQL

    Date/time (timestamp/time with/without time zone, date, interval) Money; Enum; Bit strings; Text search type; Composite; HStore, an extension enabled key-value store within PostgreSQL [44] Arrays (variable-length and can be of any data type, including text and composite types) up to 1 GB in total storage size; Geometric primitives; IPv4 and ...

  4. List of SQL reserved words - Wikipedia

    en.wikipedia.org/wiki/List_of_SQL_reserved_words

    Reserved words in SQL and related products In SQL:2023 [3] In IBM Db2 13 [4] In Mimer SQL 11.0 [5] In MySQL 8.0 [6] In Oracle Database 23c [7] In PostgreSQL 16 [1] In Microsoft SQL Server 2022 [2]

  5. Lists of time zones - Wikipedia

    en.wikipedia.org/wiki/Lists_of_time_zones

    List of time zones by country – sorted by number of current time zones in the world; List of UTC offsets – current UTC offsets; List of time zone abbreviations – abbreviations; List of tz database time zones – zones used by many computer systems as defined by IANA; List of military time zones; Country-specific: List of time zones by U.S ...

  6. SQL syntax - Wikipedia

    en.wikipedia.org/wiki/SQL_syntax

    TIME: for time values (e.g. 15:51:36). TIME WITH TIME ZONE: the same as TIME, but including details about the time zone in question. TIMESTAMP: This is a DATE and a TIME put together in one variable (e.g. 2011-05-03 15:51:36.123456). TIMESTAMP WITH TIME ZONE: the same as TIMESTAMP, but including details about the time zone in question.

  7. Comparison of relational database management systems - Wikipedia

    en.wikipedia.org/wiki/Comparison_of_relational...

    DATE, TIME, TIMESTAMP (without time zone) BOOLEAN: TIMESTAMP, CHAR (38), User defined types (Domains) Type system Integer Floating point Decimal String Binary Date/Time Boolean Other HSQLDB [157] Static TINYINT (8-bit), SMALLINT (16-bit), INTEGER (32-bit), BIGINT (64-bit) DOUBLE (64-bit) DECIMAL, NUMERIC: CHAR, VARCHAR, LONGVARCHAR, CLOB ...

  8. ‘Doctors Dismissed My Chronic Cough As Allergies. It Was ...

    www.aol.com/lifestyle/doctors-dismissed-chronic...

    Over time, my cough got much worse. It was so bad that coworkers started commenting on it to see if I was okay. When I visited my PCP again, they suggested I could have acid reflux.

  9. Timestamp-based concurrency control - Wikipedia

    en.wikipedia.org/wiki/Timestamp-based...

    A number of different approaches can generate timestamps Using the value of the system's clock at the start of a transaction as the timestamp. Using a thread-safe shared counter that is incremented at the start of a transaction as the timestamp. A combination of the above two methods.