| Hazelcast Management Center 5.3 requires Java 11 to run. Management Center 5.2.1 is compatible with Hazelcast Platform 5.3 and should be used with Java 8. | 
New Features
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SQL Browser: - 
Added a connector wizard for JDBC connector. [MC-1705] 
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Added a connector wizard for MongoDB connector. [MC-1691] 
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Multiple tabs in SQL Browser. [MC-1789] 
 
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Added Storage → Lists and Storage → Sets pages. [MC-1216] 
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Added Clustered REST API endpoints for WAN Replication. [MC-720] 
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Added Authentication token management page. [MC-924] 
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Introduced an auto-connection feature for which the Management Center in Dev mode connects to the default cluster on the local machine, in case there are no other cluster connections. [MC-1697] 
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Added a warning if MC and a member time difference is more than 1 minute. [MC-1965] 
Enhancements
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SQL Browser: - 
The cursor now moves to the part of SQL command causing errors. [MC-1582] 
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SQL Editor content is now stored per cluster, instead of per MC instance. Previously, the SQL browser was showing the same Editor content when switching between clusters. [MC-1776] 
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SQL Browser is no longer a modal window. [MC-1915] 
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Added an ability to resize the schema panel. [MC-2091] 
 
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Added the Suspension Cause and Cancelled by User columns for the job listings. [MC-1790][MC-1791] 
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Added the cluster version information to be shown next to the cluster status. [MC-1711] 
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Added the licensed Tiered Storage amount information to the License page. [MC-1778] 
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Added the ability to sort the maps listing by the storage format. [MC-1785] 
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CP Subsystem objects count is displayed in the left panel. [MC-1717] 
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Added member version to Clustered REST API. [MC-1792] 
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Decreased number of persistently stored metrics. [MC-1737] 
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Decreased number of notifications on cluster disconnection. [MC-1858] 
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Changed shutting down a member as an admin-only action. [MC-1887] 
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Made CP subsystem actions permissions more restrictive. [MC-1860] 
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Improved UI responsivity for the case of resizing browser windows. [MC-781] 
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Improved an error message when WebSocket is closed. [MC-2003] 
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Improved accessibility according to ARIA. [MC-1986] 
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A warning is shown now if IE11 is used as the browser, since it is not supported by MC. [MC-1871] 
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Metrics persistence automatically paused when MC is running critically low on disk. [MC-1979] 
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SQL Editor is in focus now when SQL Browser is opened. [MC-2035] 
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Numbers in the listings are now formatted according to locale. [MC-1880] 
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Changed Streaming label to Stream processing. [MC-1934] 
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Made CSRF error more readable. [MC-1261] 
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Added a fullscreen mode to all charts. [MC-1794] 
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Added a scrollbar to SQL Editor window. [MC-1916] 
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Added allowed HTTP methods to HTTP firewall. [MC-2043] 
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Added a CLI command to display Active Directory configuration. [MC-1937] 
Fixes
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MC no longer throws an error when reconnected to a cluster with Persistence enabled. [MC-1177] 
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MC no longer fails on security resetwhen HealthCheck errors are suppressed. [MC-1928]
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MC no longer sometimes misses first SQL result row. [MC-1963] 
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MC no longer blinks when switching between table presets. [MC-1748] 
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MC no longer floods with notification on cluster disconnection. [MC-1844] 
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MC no longer accepts a unisocket client config and then fails. [MC-1894] 
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MC no longer shows System Load Average as a percentage. [MC-1974] 
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MC no longer reports overlapping HASH indexes as redundant. [MC-1996] 
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Adjusted client count validation in HealthCheck. [MC-1853] 
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Fixed MC start scripts for Windows. [MC-1903] 
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Fixed disabled Rolling Upgrade button issue. [MC-1569] 
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Fixed navigation to Topic details page. [MC-1971] 
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Fixed Jobs page layout. [MC-1343] 
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Fixed Configure a license link. [MC-1870 
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Fixed Map Event Journal TTL units. [MC-1877] 
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Fixed Ctrl+C behavior in SQL Editor. [MC-1946] 
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Fixed Jet jobs sorting by time. [MC-2011] 
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Autofilled login details now enable SIGN IN button. [MC-1951] 
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Failure to get Map storage format no longer blocks the map listing page. [MC-2060]