colsWithoutNulls
(Cols) Without Nulls
Returns a new ColumnSet that contains only columns in this that do not have null values.
This function operates solely on columns at the top-level.
NOTE: For column groups, withoutNulls is named colsWithoutNulls to avoid confusion.
For more information: See (Cols) Without Nulls on the documentation website.
Check out: Grammar
For Example:
df.select{ all().nameContains("middleName").withoutNulls() }
df.select{ withoutNulls() }
df.select{ Type::userData.colsWithoutNulls() }
Examples for this overload:
Return
A ColumnSet containing only columns that do not contain nulls and are thus non-nullable.
(Cols) Without Nulls
Returns a new ColumnSet that contains only columns in this that do not have null values.
This function operates solely on columns at the top-level.
NOTE: For column groups, withoutNulls is named colsWithoutNulls to avoid confusion.
For more information: See (Cols) Without Nulls on the documentation website.
Check out: Grammar
For Example:
df.select{ all().nameContains("middleName").withoutNulls() }
df.select{ withoutNulls() }
df.select{ Type::userData.colsWithoutNulls() }
Examples for this overload:
Return
A ColumnSet containing only columns that do not contain nulls and are thus non-nullable.
(Cols) Without Nulls
Returns a new ColumnSet that contains only columns in this that do not have null values.
This function operates solely on columns at the top-level.
NOTE: For column groups, withoutNulls is named colsWithoutNulls to avoid confusion.
For more information: See (Cols) Without Nulls on the documentation website.
Check out: Grammar
For Example:
df.select{ all().nameContains("middleName").withoutNulls() }
df.select{ withoutNulls() }
df.select{ Type::userData.colsWithoutNulls() }
Examples for this overload:
Return
A ColumnSet containing only columns that do not contain nulls and are thus non-nullable.
Deprecated
It's recommended to migrate to the String or Extension Properties Access API https://kotlin.github.io/dataframe/apilevels.html
(Cols) Without Nulls
Returns a new ColumnSet that contains only columns in this that do not have null values.
This function operates solely on columns at the top-level.
NOTE: For column groups, withoutNulls is named colsWithoutNulls to avoid confusion.
For more information: See (Cols) Without Nulls on the documentation website.
Check out: Grammar
For Example:
df.select{ all().nameContains("middleName").withoutNulls() }
df.select{ withoutNulls() }
df.select{ Type::userData.colsWithoutNulls() }
Examples for this overload:
Return
A ColumnSet containing only columns that do not contain nulls and are thus non-nullable.