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Settings.Global

public static final class Settings.Global
extends Settings.NameValueTable

java.lang.Object
↳	android.provider.Settings.NameValueTable
	↳	android.provider.Settings.Global

Global system settings, containing preferences that always apply identically to all defined users. Applications can read these but are not allowed to write; like the "Secure" settings, these are for preferences that the user must explicitly modify through the system UI or specialized APIs for those values.

Summary

Constants
`String`	`ADB_ENABLED` Whether ADB over USB is enabled.
`String`	`AIRPLANE_MODE_ON` Whether Airplane Mode is on.
`String`	`AIRPLANE_MODE_RADIOS` A comma separated list of radios that need to be disabled when airplane mode is on.
`String`	`ALWAYS_FINISH_ACTIVITIES` If not 0, the activity manager will aggressively finish activities and processes as soon as they are no longer needed.
`String`	`ANIMATOR_DURATION_SCALE` Scaling factor for Animator-based animations.
`String`	`APPLY_RAMPING_RINGER` Whether applying ramping ringer on incoming phone call ringtone.
`String`	`AUTO_TIME` Value to specify if the user prefers the date, time and time zone to be automatically fetched from the network (NITZ).
`String`	`AUTO_TIME_ZONE` Value to specify if the user prefers the time zone to be automatically fetched from the network (NITZ).
`String`	`BLUETOOTH_ON` Whether bluetooth is enabled/disabled 0=disabled.
`String`	`BOOT_COUNT` Boot count since the device starts running API level 24.
`String`	`CONTACT_METADATA_SYNC_ENABLED` Whether to enable contacts metadata syncing or not The value 1 - enable, 0 - disable
`String`	`DATA_ROAMING` Whether or not data roaming is enabled.
`String`	`DEBUG_APP` Name of an application package to be debugged.
`String`	`DEVELOPMENT_SETTINGS_ENABLED` Whether user has enabled development settings.
`String`	`DEVICE_NAME` The name of the device
`String`	`DEVICE_PROVISIONED` Whether the device has been provisioned (0 = false, 1 = true).
`String`	`HTTP_PROXY` Host name and port for global http proxy.
`String`	`INSTALL_NON_MARKET_APPS` This constant is deprecated. Use `Settings.Secure.INSTALL_NON_MARKET_APPS` instead
`String`	`MODE_RINGER` Ringer mode.
`String`	`NETWORK_PREFERENCE` User preference for which network(s) should be used.
`String`	`RADIO_BLUETOOTH` Constant for use in AIRPLANE_MODE_RADIOS to specify Bluetooth radio.
`String`	`RADIO_CELL` Constant for use in AIRPLANE_MODE_RADIOS to specify Cellular radio.
`String`	`RADIO_NFC` Constant for use in AIRPLANE_MODE_RADIOS to specify NFC radio.
`String`	`RADIO_WIFI` Constant for use in AIRPLANE_MODE_RADIOS to specify Wi-Fi radio.
`String`	`SHOW_PROCESSES` This constant is deprecated. This functionality is no longer available as of `Build.VERSION_CODES.N_MR1`.
`String`	`STAY_ON_WHILE_PLUGGED_IN` Whether we keep the device on while the device is plugged in.
`String`	`TRANSITION_ANIMATION_SCALE` Scaling factor for activity transition animations.
`String`	`USB_MASS_STORAGE_ENABLED` USB Mass Storage Enabled
`String`	`USE_GOOGLE_MAIL` If this setting is set (to anything), then all references to Gmail on the device must change to Google Mail.
`String`	`WAIT_FOR_DEBUGGER` If 1, when launching DEBUG_APP it will wait for the debugger before starting user code.
`String`	`WIFI_DEVICE_OWNER_CONFIGS_LOCKDOWN` This setting controls whether WiFi configurations created by a Device Owner app should be locked down (that is, be editable or removable only by the Device Owner App, not even by Settings app).
`String`	`WIFI_MAX_DHCP_RETRY_COUNT` The maximum number of times we will retry a connection to an access point for which we have failed in acquiring an IP address from DHCP.
`String`	`WIFI_MOBILE_DATA_TRANSITION_WAKELOCK_TIMEOUT_MS` Maximum amount of time in milliseconds to hold a wakelock while waiting for mobile data connectivity to be established after a disconnect from Wi-Fi.
`String`	`WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON` This constant is deprecated. This feature is no longer controlled by this setting in `Build.VERSION_CODES.O`.
`String`	`WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY` This constant is deprecated. This is no longer used or set by the platform.
`String`	`WIFI_NUM_OPEN_NETWORKS_KEPT` This constant is deprecated. This is no longer used or set by the platform.
`String`	`WIFI_ON` Whether the Wi-Fi should be on.
`String`	`WIFI_SLEEP_POLICY` This constant is deprecated. This is no longer used or set by the platform.
`int`	`WIFI_SLEEP_POLICY_DEFAULT` This constant is deprecated. This is no longer used by the platform.
`int`	`WIFI_SLEEP_POLICY_NEVER` This constant is deprecated. This is no longer used by the platform.
`int`	`WIFI_SLEEP_POLICY_NEVER_WHILE_PLUGGED` This constant is deprecated. This is no longer used by the platform.
`String`	`WIFI_WATCHDOG_ON` Whether the Wi-Fi watchdog is enabled.
`String`	`WINDOW_ANIMATION_SCALE` Scaling factor for normal window animations.

Inherited constants

From class android.provider.Settings.NameValueTable

`String`	`NAME`
`String`	`VALUE`

From interface android.provider.BaseColumns

`String`	`_COUNT` The count of rows in a directory.
`String`	`_ID` The unique ID for a row.

Fields
`public static final Uri`	`CONTENT_URI` The content:// style URL for global secure settings items.

Public constructors
`Global()`

Public methods
`static float`	`getFloat(ContentResolver cr, String name, float def)` Convenience function for retrieving a single secure settings value as a floating point number.
`static float`	`getFloat(ContentResolver cr, String name)` Convenience function for retrieving a single secure settings value as a float.
`static int`	`getInt(ContentResolver cr, String name)` Convenience function for retrieving a single secure settings value as an integer.
`static int`	`getInt(ContentResolver cr, String name, int def)` Convenience function for retrieving a single secure settings value as an integer.
`static long`	`getLong(ContentResolver cr, String name)` Convenience function for retrieving a single secure settings value as a `long`.
`static long`	`getLong(ContentResolver cr, String name, long def)` Convenience function for retrieving a single secure settings value as a `long`.
`static String`	`getString(ContentResolver resolver, String name)` Look up a name in the database.
`static Uri`	`getUriFor(String name)` Construct the content URI for a particular name/value pair, useful for monitoring changes with a ContentObserver.
`static boolean`	`putFloat(ContentResolver cr, String name, float value)` Convenience function for updating a single settings value as a floating point number.
`static boolean`	`putInt(ContentResolver cr, String name, int value)` Convenience function for updating a single settings value as an integer.
`static boolean`	`putLong(ContentResolver cr, String name, long value)` Convenience function for updating a secure settings value as a long integer.
`static boolean`	`putString(ContentResolver resolver, String name, String value)` Store a name/value pair into the database.

Inherited methods

From class


        
          android.provider.Settings.NameValueTable

`static Uri`	`getUriFor(Uri uri, String name)`
`static boolean`	`putString(ContentResolver resolver, Uri uri, String name, String value)`

From class


        
          java.lang.Object

`Object`	`clone()` Creates and returns a copy of this object.
`boolean`	`equals(Object obj)` Indicates whether some other object is "equal to" this one.
`void`	`finalize()` Called by the garbage collector on an object when garbage collection determines that there are no more references to the object.
`final Class<?>`	`getClass()` Returns the runtime class of this `Object`.
`int`	`hashCode()` Returns a hash code value for the object.
`final void`	`notify()` Wakes up a single thread that is waiting on this object's monitor.
`final void`	`notifyAll()` Wakes up all threads that are waiting on this object's monitor.
`String`	`toString()` Returns a string representation of the object.
`final void`	`wait(long timeout, int nanos)` Causes the current thread to wait until another thread invokes the `notify()` method or the `notifyAll()` method for this object, or some other thread interrupts the current thread, or a certain amount of real time has elapsed.
`final void`	`wait(long timeout)` Causes the current thread to wait until either another thread invokes the `notify()` method or the `notifyAll()` method for this object, or a specified amount of time has elapsed.
`final void`	`wait()` Causes the current thread to wait until another thread invokes the `notify()` method or the `notifyAll()` method for this object.

Constants

ADB_ENABLED

public static final String ADB_ENABLED

Whether ADB over USB is enabled.

Constant Value: "adb_enabled"

AIRPLANE_MODE_ON

public static final String AIRPLANE_MODE_ON

Whether Airplane Mode is on.

Constant Value: "airplane_mode_on"

AIRPLANE_MODE_RADIOS

public static final String AIRPLANE_MODE_RADIOS

A comma separated list of radios that need to be disabled when airplane mode is on. This overrides WIFI_ON and BLUETOOTH_ON, if Wi-Fi and bluetooth are included in the comma separated list.

Constant Value: "airplane_mode_radios"

ALWAYS_FINISH_ACTIVITIES

public static final String ALWAYS_FINISH_ACTIVITIES

If not 0, the activity manager will aggressively finish activities and processes as soon as they are no longer needed. If 0, the normal extended lifetime is used.

Constant Value: "always_finish_activities"

ANIMATOR_DURATION_SCALE

public static final String ANIMATOR_DURATION_SCALE

Scaling factor for Animator-based animations. This affects both the start delay and duration of all such animations. Setting to 0 will cause animations to end immediately. The default value is 1.

Constant Value: "animator_duration_scale"

APPLY_RAMPING_RINGER

public static final String APPLY_RAMPING_RINGER

Whether applying ramping ringer on incoming phone call ringtone.

1 = apply ramping ringer

0 = do not apply ramping ringer

Constant Value: "apply_ramping_ringer"

AUTO_TIME

public static final String AUTO_TIME

Value to specify if the user prefers the date, time and time zone to be automatically fetched from the network (NITZ). 1=yes, 0=no

Constant Value: "auto_time"

AUTO_TIME_ZONE

public static final String AUTO_TIME_ZONE

Value to specify if the user prefers the time zone to be automatically fetched from the network (NITZ). 1=yes, 0=no

Constant Value: "auto_time_zone"

BLUETOOTH_ON

public static final String BLUETOOTH_ON

Whether bluetooth is enabled/disabled 0=disabled. 1=enabled.

Constant Value: "bluetooth_on"

BOOT_COUNT

public static final String BOOT_COUNT

Boot count since the device starts running API level 24.

Type: int

Constant Value: "boot_count"

CONTACT_METADATA_SYNC_ENABLED

public static final String CONTACT_METADATA_SYNC_ENABLED

Whether to enable contacts metadata syncing or not The value 1 - enable, 0 - disable

Constant Value: "contact_metadata_sync_enabled"

DATA_ROAMING

public static final String DATA_ROAMING

Whether or not data roaming is enabled. (0 = false, 1 = true)

Constant Value: "data_roaming"

DEBUG_APP

public static final String DEBUG_APP

Name of an application package to be debugged.

Constant Value: "debug_app"

DEVELOPMENT_SETTINGS_ENABLED

public static final String DEVELOPMENT_SETTINGS_ENABLED

Whether user has enabled development settings.

Constant Value: "development_settings_enabled"

DEVICE_NAME

public static final String DEVICE_NAME

The name of the device

Constant Value: "device_name"

DEVICE_PROVISIONED

public static final String DEVICE_PROVISIONED

Whether the device has been provisioned (0 = false, 1 = true).

On a multiuser device with a separate system user, the screen may be locked as soon as this is set to true and further activities cannot be launched on the system user unless they are marked to show over keyguard.

Constant Value: "device_provisioned"

HTTP_PROXY

public static final String HTTP_PROXY

Host name and port for global http proxy. Uses ':' seperator for between host and port.

Constant Value: "http_proxy"

INSTALL_NON_MARKET_APPS

public static final String INSTALL_NON_MARKET_APPS

This constant is deprecated.
Use Settings.Secure.INSTALL_NON_MARKET_APPS instead

Constant Value: "install_non_market_apps"

MODE_RINGER

public static final String MODE_RINGER

Ringer mode. This is used internally, changing this value will not change the ringer mode. See AudioManager.

Constant Value: "mode_ringer"

NETWORK_PREFERENCE

public static final String NETWORK_PREFERENCE

User preference for which network(s) should be used. Only the connectivity service should touch this.

Constant Value: "network_preference"

RADIO_BLUETOOTH

public static final String RADIO_BLUETOOTH

Constant for use in AIRPLANE_MODE_RADIOS to specify Bluetooth radio.

Constant Value: "bluetooth"

RADIO_CELL

public static final String RADIO_CELL

Constant for use in AIRPLANE_MODE_RADIOS to specify Cellular radio.

Constant Value: "cell"

RADIO_NFC

public static final String RADIO_NFC

Constant for use in AIRPLANE_MODE_RADIOS to specify NFC radio.

Constant Value: "nfc"

RADIO_WIFI

public static final String RADIO_WIFI

Constant for use in AIRPLANE_MODE_RADIOS to specify Wi-Fi radio.

Constant Value: "wifi"

SHOW_PROCESSES

public static final String SHOW_PROCESSES

This constant is deprecated.
This functionality is no longer available as of Build.VERSION_CODES.N_MR1.

Control whether the process CPU usage meter should be shown.

Constant Value: "show_processes"

STAY_ON_WHILE_PLUGGED_IN

public static final String STAY_ON_WHILE_PLUGGED_IN

Whether we keep the device on while the device is plugged in. Supported values are:

0 to never stay on while plugged in
BatteryManager#BATTERY_PLUGGED_AC to stay on for AC charger
BatteryManager#BATTERY_PLUGGED_USB to stay on for USB charger
BatteryManager#BATTERY_PLUGGED_WIRELESS to stay on for wireless charger

These values can be OR-ed together.

Constant Value: "stay_on_while_plugged_in"

TRANSITION_ANIMATION_SCALE

public static final String TRANSITION_ANIMATION_SCALE

Scaling factor for activity transition animations. Setting to 0 will disable window animations.

Constant Value: "transition_animation_scale"

USB_MASS_STORAGE_ENABLED

public static final String USB_MASS_STORAGE_ENABLED

USB Mass Storage Enabled

Constant Value: "usb_mass_storage_enabled"

USE_GOOGLE_MAIL

public static final String USE_GOOGLE_MAIL

If this setting is set (to anything), then all references to Gmail on the device must change to Google Mail.

Constant Value: "use_google_mail"

WAIT_FOR_DEBUGGER

public static final String WAIT_FOR_DEBUGGER

If 1, when launching DEBUG_APP it will wait for the debugger before starting user code. If 0, it will run normally.

Constant Value: "wait_for_debugger"

WIFI_DEVICE_OWNER_CONFIGS_LOCKDOWN

public static final String WIFI_DEVICE_OWNER_CONFIGS_LOCKDOWN

This setting controls whether WiFi configurations created by a Device Owner app should be locked down (that is, be editable or removable only by the Device Owner App, not even by Settings app). This setting takes integer values. Non-zero values mean DO created configurations are locked down. Value of zero means they are not. Default value in the absence of actual value to this setting is 0.

Constant Value: "wifi_device_owner_configs_lockdown"

WIFI_MAX_DHCP_RETRY_COUNT

public static final String WIFI_MAX_DHCP_RETRY_COUNT

The maximum number of times we will retry a connection to an access point for which we have failed in acquiring an IP address from DHCP. A value of N means that we will make N+1 connection attempts in all.

Constant Value: "wifi_max_dhcp_retry_count"

WIFI_MOBILE_DATA_TRANSITION_WAKELOCK_TIMEOUT_MS

public static final String WIFI_MOBILE_DATA_TRANSITION_WAKELOCK_TIMEOUT_MS

Maximum amount of time in milliseconds to hold a wakelock while waiting for mobile data connectivity to be established after a disconnect from Wi-Fi.

Constant Value: "wifi_mobile_data_transition_wakelock_timeout_ms"

WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON

public static final String WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON

This constant is deprecated.
This feature is no longer controlled by this setting in Build.VERSION_CODES.O.

Whether to notify the user of open networks.

If not connected and the scan results have an open network, we will put this notification up. If we attempt to connect to a network or the open network(s) disappear, we remove the notification. When we show the notification, we will not show it again for Settings.Secure.WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY time.

Constant Value: "wifi_networks_available_notification_on"

WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY

public static final String WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY

This constant is deprecated.
This is no longer used or set by the platform.

Delay (in seconds) before repeating the Wi-Fi networks available notification. Connecting to a network will reset the timer.

Constant Value: "wifi_networks_available_repeat_delay"

WIFI_NUM_OPEN_NETWORKS_KEPT

public static final String WIFI_NUM_OPEN_NETWORKS_KEPT

This constant is deprecated.
This is no longer used or set by the platform.

When the number of open networks exceeds this number, the least-recently-used excess networks will be removed.

Constant Value: "wifi_num_open_networks_kept"

WIFI_ON

public static final String WIFI_ON

Whether the Wi-Fi should be on. Only the Wi-Fi service should touch this.

Constant Value: "wifi_on"

WIFI_SLEEP_POLICY

public static final String WIFI_SLEEP_POLICY

This constant is deprecated.
This is no longer used or set by the platform.

The policy for deciding when Wi-Fi should go to sleep (which will in turn switch to using the mobile data as an Internet connection).

Set to one of WIFI_SLEEP_POLICY_DEFAULT, WIFI_SLEEP_POLICY_NEVER_WHILE_PLUGGED, or WIFI_SLEEP_POLICY_NEVER.

Constant Value: "wifi_sleep_policy"

WIFI_SLEEP_POLICY_DEFAULT

public static final int WIFI_SLEEP_POLICY_DEFAULT

This constant is deprecated.
This is no longer used by the platform.

Value for WIFI_SLEEP_POLICY to use the default Wi-Fi sleep policy, which is to sleep shortly after the turning off according to the STAY_ON_WHILE_PLUGGED_IN setting.

Constant Value: 0 (0x00000000)

WIFI_SLEEP_POLICY_NEVER

public static final int WIFI_SLEEP_POLICY_NEVER

This constant is deprecated.
This is no longer used by the platform.

Value for WIFI_SLEEP_POLICY to never go to sleep.

Constant Value: 2 (0x00000002)

WIFI_SLEEP_POLICY_NEVER_WHILE_PLUGGED

public static final int WIFI_SLEEP_POLICY_NEVER_WHILE_PLUGGED

This constant is deprecated.
This is no longer used by the platform.

Value for WIFI_SLEEP_POLICY to use the default policy when the device is on battery, and never go to sleep when the device is plugged in.

Constant Value: 1 (0x00000001)

WIFI_WATCHDOG_ON

public static final String WIFI_WATCHDOG_ON

Whether the Wi-Fi watchdog is enabled.

Constant Value: "wifi_watchdog_on"

WINDOW_ANIMATION_SCALE

public static final String WINDOW_ANIMATION_SCALE

Scaling factor for normal window animations. Setting to 0 will disable window animations.

Constant Value: "window_animation_scale"

Fields

CONTENT_URI

public static final Uri CONTENT_URI

The content:// style URL for global secure settings items. Not public.

Public constructors

Global

public Global ()

Public methods

getFloat

public static float getFloat (ContentResolver cr, 
                String name, 
                float def)

Convenience function for retrieving a single secure settings value as a floating point number. Note that internally setting values are always stored as strings; this function converts the string to an float for you. The default value will be returned if the setting is not defined or not a valid float.

Parameters
`cr`	`ContentResolver`: The ContentResolver to access.
`name`	`String`: The name of the setting to retrieve.
`def`	`float`: Value to return if the setting is not defined.

Returns
`float`	The setting's current value, or 'def' if it is not defined or not a valid float.

getFloat

public static float getFloat (ContentResolver cr, 
                String name)

Convenience function for retrieving a single secure settings value as a float. Note that internally setting values are always stored as strings; this function converts the string to a float for you.

This version does not take a default value. If the setting has not been set, or the string value is not a number, it throws SettingNotFoundException.

Parameters
`cr`	`ContentResolver`: The ContentResolver to access.
`name`	`String`: The name of the setting to retrieve.

Returns
`float`	The setting's current value.

Throws
`Settings.SettingNotFoundException`	Thrown if a setting by the given name can't be found or the setting value is not a float.

getInt

public static int getInt (ContentResolver cr, 
                String name)

Convenience function for retrieving a single secure settings value as an integer. Note that internally setting values are always stored as strings; this function converts the string to an integer for you.

This version does not take a default value. If the setting has not been set, or the string value is not a number, it throws SettingNotFoundException.

Parameters
`cr`	`ContentResolver`: The ContentResolver to access.
`name`	`String`: The name of the setting to retrieve.

Returns
`int`	The setting's current value.

Throws
`Settings.SettingNotFoundException`	Thrown if a setting by the given name can't be found or the setting value is not an integer.

getInt

public static int getInt (ContentResolver cr, 
                String name, 
                int def)

Parameters
`cr`	`ContentResolver`: The ContentResolver to access.
`name`	`String`: The name of the setting to retrieve.
`def`	`int`: Value to return if the setting is not defined.

Returns
`int`	The setting's current value, or 'def' if it is not defined or not a valid integer.

getLong

public static long getLong (ContentResolver cr, 
                String name)

Convenience function for retrieving a single secure settings value as a long. Note that internally setting values are always stored as strings; this function converts the string to a long for you.

This version does not take a default value. If the setting has not been set, or the string value is not a number, it throws SettingNotFoundException.

Parameters
`cr`	`ContentResolver`: The ContentResolver to access.
`name`	`String`: The name of the setting to retrieve.

Returns
`long`	The setting's current value.

Throws
`Settings.SettingNotFoundException`	Thrown if a setting by the given name can't be found or the setting value is not an integer.

getLong

public static long getLong (ContentResolver cr, 
                String name, 
                long def)

Parameters
`cr`	`ContentResolver`: The ContentResolver to access.
`name`	`String`: The name of the setting to retrieve.
`def`	`long`: Value to return if the setting is not defined.

Returns
`long`	The setting's current value, or 'def' if it is not defined or not a valid `long`.

getString

public static String getString (ContentResolver resolver, 
                String name)

Look up a name in the database.

Parameters
`resolver`	`ContentResolver`: to access the database with
`name`	`String`: to look up in the table

Returns
`String`	the corresponding value, or null if not present

getUriFor

public static Uri getUriFor (String name)

Construct the content URI for a particular name/value pair, useful for monitoring changes with a ContentObserver.

Parameters
`name`	`String`: to look up in the table

Returns
`Uri`	the corresponding content URI, or null if not present

putFloat

public static boolean putFloat (ContentResolver cr, 
                String name, 
                float value)

Convenience function for updating a single settings value as a floating point number. This will either create a new entry in the table if the given name does not exist, or modify the value of the existing row with that name. Note that internally setting values are always stored as strings, so this function converts the given value to a string before storing it.

Parameters
`cr`	`ContentResolver`: The ContentResolver to access.
`name`	`String`: The name of the setting to modify.
`value`	`float`: The new value for the setting.

Returns
`boolean`	true if the value was set, false on database errors

putInt

public static boolean putInt (ContentResolver cr, 
                String name, 
                int value)

Convenience function for updating a single settings value as an integer. This will either create a new entry in the table if the given name does not exist, or modify the value of the existing row with that name. Note that internally setting values are always stored as strings, so this function converts the given value to a string before storing it.

Parameters
`cr`	`ContentResolver`: The ContentResolver to access.
`name`	`String`: The name of the setting to modify.
`value`	`int`: The new value for the setting.

Returns
`boolean`	true if the value was set, false on database errors

putLong

public static boolean putLong (ContentResolver cr, 
                String name, 
                long value)

Convenience function for updating a secure settings value as a long integer. This will either create a new entry in the table if the given name does not exist, or modify the value of the existing row with that name. Note that internally setting values are always stored as strings, so this function converts the given value to a string before storing it.

Parameters
`cr`	`ContentResolver`: The ContentResolver to access.
`name`	`String`: The name of the setting to modify.
`value`	`long`: The new value for the setting.

Returns
`boolean`	true if the value was set, false on database errors

putString

public static boolean putString (ContentResolver resolver, 
                String name, 
                String value)

Store a name/value pair into the database.

Parameters
`resolver`	`ContentResolver`: to access the database with
`name`	`String`: to store
`value`	`String`: to associate with the name

Returns
`boolean`	true if the value was set, false on database errors