androidx.core.database

Kotlin |Java

Classes

CursorWindowCompat	Helper for accessing features in `android.database.CursorWindow`
DatabaseUtilsCompat	Helper for accessing features in `android.database.DatabaseUtils`.

For android.database.Cursor
ByteArray?	`Cursor.getBlobOrNull(index: Int)` Returns the value of the requested column as a nullable byte array.
Double?	`Cursor.getDoubleOrNull(index: Int)` Returns the value of the requested column as a nullable double.
Float?	`Cursor.getFloatOrNull(index: Int)` Returns the value of the requested column as a nullable float.
Int?	`Cursor.getIntOrNull(index: Int)` Returns the value of the requested column as a nullable integer.
Long?	`Cursor.getLongOrNull(index: Int)` Returns the value of the requested column as a nullable long.
Short?	`Cursor.getShortOrNull(index: Int)` Returns the value of the requested column as a nullable short.
String?	`Cursor.getStringOrNull(index: Int)` Returns the value of the requested column as a nullable string.

inline fun Cursor.getBlobOrNull(index: Int): ByteArray?

Returns the value of the requested column as a nullable byte array.

The result and whether this method throws an exception when the column type is not a blob type is implementation-defined.

See Also

inline fun Cursor.getDoubleOrNull(index: Int): Double?

Returns the value of the requested column as a nullable double.

The result and whether this method throws an exception when the column type is not a floating-point type is implementation-defined.

See Also

inline fun Cursor.getFloatOrNull(index: Int): Float?

Returns the value of the requested column as a nullable float.

The result and whether this method throws an exception when the column type is not a floating-point type is implementation-defined.

See Also

inline fun Cursor.getIntOrNull(index: Int): Int?

Returns the value of the requested column as a nullable integer.

The result and whether this method throws an exception when the column type is not an integral type is implementation-defined.

See Also

inline fun Cursor.getLongOrNull(index: Int): Long?

Returns the value of the requested column as a nullable long.

The result and whether this method throws an exception when the column type is not an integral type is implementation-defined.

See Also

inline fun Cursor.getShortOrNull(index: Int): Short?

Returns the value of the requested column as a nullable short.

The result and whether this method throws an exception when the column type is not an integral type is implementation-defined.

See Also

inline fun Cursor.getStringOrNull(index: Int): String?

Returns the value of the requested column as a nullable string.

The result and whether this method throws an exception when the column type is not a string type is implementation-defined.

See Also