TYPO3 Core

SQLITE      INTEGER     SIGNED      -9223372036854775808 <=> +9223372036854775807       (INTEGER SCALES SINCE v3, AUTOINCREMENT PK ONLY WIHT INTEGER TYPE) PK/AUTOINCREMENT POSSIBLE
SQLITE      INTEGER     SIGNED      0                    <=> 18446744073709551615       (INTEGER SCALES SINCE v3, AUTOINCREMENT PK ONLY WIHT INTEGER TYPE) PK/AUTOINCREMENT POSSIBLE
SQLITE      BIGINT      UNSIGNED    -9223372036854775808 <=> +9223372036854775807       (INTEGER SCALES SINCE v3, AUTOINCREMENT PK ONLY WIHT INTEGER TYPE) PK/AUTOINCREMENT POSSIBLE
SQLITE      BIGINT      UNSIGNED    0                    <=> 18446744073709551615       (INTEGER SCALES SINCE v3, AUTOINCREMENT PK ONLY WIHT INTEGER TYPE) PK/AUTOINCREMENT POSSIBLE                        

POSTGRESQL  INTEGER                 -2147483648          <=> +2147483647                (no unsigned integer, only signed) PK/AUTOINCREMENT POSSIBLE
POSTGRESQL  BIGINT                  -9223372036854775808 <=> +9223372036854775807       (no unsigned integer, only signed) PK/AUTOINCREMENT POSSIBLE

MARIADB     INTEGER     SIGNED      -2147483648          <=> 2147483647
MARIADB     INTEGER     UNSIGNED    0                    <=> 4294967295
MARIADB     BIGINT      SIGNED      -9223372036854775808 <=> 9223372036854775807        PK/AUTOINCREMENT POSSIBLE ?
MARIADB     BIGINT      UNSIGNED    0                    <=> 18446744073709551615       PK/AUTOINCREMENT POSSIBLE ?

MYSQL       INTEGER     SIGNED      -2147483648          <=> 2147483647
MYSQL       INTEGER     UNSIGNED    0                    <=> 4294967295
MYSQL       BIGINT      SIGNED      -2^63                <=> 2^63 - 1                   PK/AUTOINCREMENT POSSIBLE ?
MYSQL       BIGINT      UNSIGNED    0                    <=> 2^64 - 1                   PK/AUTOINCREMENT POSSIBLE ?