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{
"name": "string_substring_index",
"pyspark_version": "3.5.0",
"input": {
"schema": [
{
"name": "id",
"type": "bigint"
},
{
"name": "s",
"type": "string"
}
],
"rows": [
[
1,
"a.b.c.d"
],
[
2,
"x.y"
],
[
3,
"only"
]
]
},
"operations": [
{
"op": "withColumn",
"column": "before2",
"expr": "substring_index(col('s'), '.', 2)"
},
{
"op": "withColumn",
"column": "after_neg2",
"expr": "substring_index(col('s'), '.', -2)"
},
{
"op": "orderBy",
"columns": [
"id"
],
"ascending": [
true
]
}
],
"expected": {
"schema": [
{
"name": "id",
"type": "bigint"
},
{
"name": "s",
"type": "string"
},
{
"name": "before2",
"type": "string"
},
{
"name": "after_neg2",
"type": "string"
}
],
"rows": [
[
1,
"a.b.c.d",
"a.b",
"c.d"
],
[
2,
"x.y",
"x.y",
"x.y"
],
[
3,
"only",
"only",
"only"
]
]
}
}