Intended to be used as an intermediate filter on a pre-existing filtered
result set. This way if two sets are combined, the label can tell where
the cell(s) originated.This allows the client to determine which results
were produced from which part of the filter.
Parameter
Name
Description
label
str
Label to apply to cells in the output row. Values must be at most 15 characters long, and match the pattern [a-z0-9-]+.
[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Missing the information I need","missingTheInformationINeed","thumb-down"],["Too complicated / too many steps","tooComplicatedTooManySteps","thumb-down"],["Out of date","outOfDate","thumb-down"],["Samples / code issue","samplesCodeIssue","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-08-28 UTC."],[],[],null,["# Class ApplyLabelFilter (2.32.0)\n\nVersion latestkeyboard_arrow_down\n\n- [2.32.0 (latest)](/python/docs/reference/bigtable/latest/google.cloud.bigtable.row_filters.ApplyLabelFilter)\n- [2.31.0](/python/docs/reference/bigtable/2.31.0/google.cloud.bigtable.row_filters.ApplyLabelFilter)\n- [2.30.1](/python/docs/reference/bigtable/2.30.1/google.cloud.bigtable.row_filters.ApplyLabelFilter)\n- [2.29.0](/python/docs/reference/bigtable/2.29.0/google.cloud.bigtable.row_filters.ApplyLabelFilter)\n- [2.28.1](/python/docs/reference/bigtable/2.28.1/google.cloud.bigtable.row_filters.ApplyLabelFilter)\n- [2.26.0](/python/docs/reference/bigtable/2.26.0/google.cloud.bigtable.row_filters.ApplyLabelFilter)\n- [2.25.0](/python/docs/reference/bigtable/2.25.0/google.cloud.bigtable.row_filters.ApplyLabelFilter)\n- [2.24.0](/python/docs/reference/bigtable/2.24.0/google.cloud.bigtable.row_filters.ApplyLabelFilter)\n- [2.23.1](/python/docs/reference/bigtable/2.23.1/google.cloud.bigtable.row_filters.ApplyLabelFilter)\n- [2.22.0](/python/docs/reference/bigtable/2.22.0/google.cloud.bigtable.row_filters.ApplyLabelFilter)\n- [2.21.0](/python/docs/reference/bigtable/2.21.0/google.cloud.bigtable.row_filters.ApplyLabelFilter)\n- [2.20.0](/python/docs/reference/bigtable/2.20.0/google.cloud.bigtable.row_filters.ApplyLabelFilter)\n- [2.19.0](/python/docs/reference/bigtable/2.19.0/google.cloud.bigtable.row_filters.ApplyLabelFilter)\n- [2.18.1](/python/docs/reference/bigtable/2.18.1/google.cloud.bigtable.row_filters.ApplyLabelFilter)\n- [2.17.0](/python/docs/reference/bigtable/2.17.0/google.cloud.bigtable.row_filters.ApplyLabelFilter)\n- [2.16.0](/python/docs/reference/bigtable/2.16.0/google.cloud.bigtable.row_filters.ApplyLabelFilter)\n- [2.15.0](/python/docs/reference/bigtable/2.15.0/google.cloud.bigtable.row_filters.ApplyLabelFilter)\n- [2.14.1](/python/docs/reference/bigtable/2.14.1/google.cloud.bigtable.row_filters.ApplyLabelFilter)\n- [2.13.2](/python/docs/reference/bigtable/2.13.2/google.cloud.bigtable.row_filters.ApplyLabelFilter)\n- [2.12.0](/python/docs/reference/bigtable/2.12.0/google.cloud.bigtable.row_filters.ApplyLabelFilter)\n- [2.11.3](/python/docs/reference/bigtable/2.11.3/google.cloud.bigtable.row_filters.ApplyLabelFilter)\n- [2.10.1](/python/docs/reference/bigtable/2.10.1/google.cloud.bigtable.row_filters.ApplyLabelFilter)\n- [2.9.0](/python/docs/reference/bigtable/2.9.0/google.cloud.bigtable.row_filters.ApplyLabelFilter)\n- [2.8.1](/python/docs/reference/bigtable/2.8.1/google.cloud.bigtable.row_filters.ApplyLabelFilter)\n- [2.7.1](/python/docs/reference/bigtable/2.7.1/google.cloud.bigtable.row_filters.ApplyLabelFilter)\n- [2.6.0](/python/docs/reference/bigtable/2.6.0/google.cloud.bigtable.row_filters.ApplyLabelFilter)\n- [2.5.2](/python/docs/reference/bigtable/2.5.2/google.cloud.bigtable.row_filters.ApplyLabelFilter)\n- [2.4.0](/python/docs/reference/bigtable/2.4.0/google.cloud.bigtable.row_filters.ApplyLabelFilter)\n- [2.3.3](/python/docs/reference/bigtable/2.3.3/google.cloud.bigtable.row_filters.ApplyLabelFilter)\n- [2.2.0](/python/docs/reference/bigtable/2.2.0/google.cloud.bigtable.row_filters.ApplyLabelFilter)\n- [2.1.0](/python/docs/reference/bigtable/2.1.0/google.cloud.bigtable.row_filters.ApplyLabelFilter)\n- [2.0.0](/python/docs/reference/bigtable/2.0.0/google.cloud.bigtable.row_filters.ApplyLabelFilter)\n- [1.7.3](/python/docs/reference/bigtable/1.7.3/google.cloud.bigtable.row_filters.ApplyLabelFilter)\n- [1.6.1](/python/docs/reference/bigtable/1.6.1/google.cloud.bigtable.row_filters.ApplyLabelFilter)\n- [1.5.1](/python/docs/reference/bigtable/1.5.1/google.cloud.bigtable.row_filters.ApplyLabelFilter)\n- [1.4.0](/python/docs/reference/bigtable/1.4.0/google.cloud.bigtable.row_filters.ApplyLabelFilter)\n- [1.3.0](/python/docs/reference/bigtable/1.3.0/google.cloud.bigtable.row_filters.ApplyLabelFilter)\n- [1.2.1](/python/docs/reference/bigtable/1.2.1/google.cloud.bigtable.row_filters.ApplyLabelFilter)\n- [1.1.0](/python/docs/reference/bigtable/1.1.0/google.cloud.bigtable.row_filters.ApplyLabelFilter)\n- [1.0.0](/python/docs/reference/bigtable/1.0.0/google.cloud.bigtable.row_filters.ApplyLabelFilter)\n- [0.34.0](/python/docs/reference/bigtable/0.34.0/google.cloud.bigtable.row_filters.ApplyLabelFilter) \n\n ApplyLabelFilter(label)\n\nFilter to apply labels to cells.\n\nIntended to be used as an intermediate filter on a pre-existing filtered\nresult set. This way if two sets are combined, the label can tell where\nthe cell(s) originated.This allows the client to determine which results\nwere produced from which part of the filter.\n| **Note:** Due to a technical limitation of the backend, it is not currently possible to apply multiple labels to a cell.\n\nMethods\n-------\n\n### to_pb\n\n to_pb()\n\nConverts the row filter to a protobuf."]]