GoogleCloudPlatform / cloud-spanner-emulator
Temporal Dependencies

A temporal dependency occurs when developers change two or more files at the same time (i.e. they are a part of the same commit).


Files Most Frequently Changed Together (Top 50)

data...

Pairs # same commits # commits 1 # commits 2 latest commit
common/feature_flags.h
backend/query/information_schema_catalog.cc		 6 36 (16%) 42 (14%) 2025-04-25
backend/schema/parser/ddl_parser.cc
backend/query/information_schema_catalog.cc		 4 45 (8%) 42 (9%) 2025-04-25
backend/schema/ddl/operations.proto
backend/schema/catalog/schema.cc		 4 37 (10%) 33 (12%) 2025-04-25
backend/schema/catalog/schema.h
backend/schema/catalog/schema.cc		 4 26 (15%) 33 (12%) 2025-04-25
common/feature_flags.h
backend/schema/ddl/operations.proto		 4 36 (11%) 37 (10%) 2025-04-25
backend/schema/printer/print_ddl.cc
backend/query/function_catalog.h		 4 31 (12%) 14 (28%) 2025-04-25
backend/query/catalog.cc
backend/actions/manager.cc		 4 34 (11%) 21 (19%) 2025-04-25
backend/query/information_schema_catalog.h
backend/query/function_catalog.cc		 4 21 (19%) 31 (12%) 2025-04-25
backend/schema/ddl/operations.proto
backend/query/function_catalog.cc		 4 37 (10%) 31 (12%) 2025-04-25
backend/schema/updater/schema_updater.cc
backend/schema/catalog/schema.h		 4 56 (7%) 26 (15%) 2025-04-25
common/feature_flags.h
backend/query/function_catalog.cc		 4 36 (11%) 31 (12%) 2025-04-25
backend/schema/parser/ddl_parser.h
backend/schema/catalog/schema.h		 4 21 (19%) 26 (15%) 2025-04-25
common/feature_flags.h
backend/query/function_catalog.h		 4 36 (11%) 14 (28%) 2025-04-25
backend/schema/updater/schema_updater.cc
backend/schema/ddl/operations.proto		 4 56 (7%) 37 (10%) 2025-04-25
backend/schema/updater/schema_updater.cc
backend/actions/manager.cc		 4 56 (7%) 21 (19%) 2025-04-25
backend/schema/updater/schema_updater.cc
backend/query/function_catalog.cc		 4 56 (7%) 31 (12%) 2025-04-25
common/errors.h
backend/query/function_catalog.cc		 4 54 (7%) 31 (12%) 2025-04-25
common/errors.h
backend/schema/ddl/operations.proto		 4 54 (7%) 37 (10%) 2025-04-25
backend/query/search/search_function_catalog.cc
backend/query/information_schema_catalog.cc		 4 6 (66%) 42 (9%) 2025-04-10
backend/query/function_catalog.cc
backend/query/catalog.cc		 4 31 (12%) 34 (11%) 2025-04-25
backend/schema/updater/schema_updater.cc
backend/query/function_catalog.h		 4 56 (7%) 14 (28%) 2025-04-25
common/feature_flags.h
backend/schema/parser/ddl_parser.h		 4 36 (11%) 21 (19%) 2025-04-25
common/errors.cc
backend/query/information_schema_catalog.h		 4 60 (6%) 21 (19%) 2025-04-25
backend/schema/updater/schema_updater.cc
backend/schema/printer/print_ddl.cc		 4 56 (7%) 31 (12%) 2025-04-25
common/errors.h
backend/query/function_catalog.h		 4 54 (7%) 14 (28%) 2025-04-25
common/errors.cc
backend/query/information_schema_catalog.cc		 4 60 (6%) 42 (9%) 2025-04-25
backend/schema/parser/ddl_parser.h
backend/query/information_schema_catalog.cc		 4 21 (19%) 42 (9%) 2025-04-25
common/errors.cc
backend/schema/catalog/schema.h		 4 60 (6%) 26 (15%) 2025-04-25
backend/schema/updater/schema_updater.cc
backend/query/information_schema_catalog.cc		 4 56 (7%) 42 (9%) 2025-04-25
backend/schema/catalog/schema.cc
backend/query/catalog.cc		 4 33 (12%) 34 (11%) 2025-04-25
common/feature_flags.h
backend/schema/catalog/schema.cc		 4 36 (11%) 33 (12%) 2025-04-25
common/errors.h
backend/query/information_schema_catalog.h		 4 54 (7%) 21 (19%) 2025-04-25
backend/schema/catalog/schema.cc
backend/actions/manager.cc		 4 33 (12%) 21 (19%) 2025-04-25
backend/schema/catalog/schema.cc
backend/query/information_schema_catalog.h		 4 33 (12%) 21 (19%) 2025-04-25
backend/schema/parser/ddl_parser.cc
backend/query/function_catalog.cc		 4 45 (8%) 31 (12%) 2025-04-25
backend/query/information_schema_catalog.cc
backend/query/function_catalog.cc		 4 42 (9%) 31 (12%) 2025-04-25
common/errors.cc
backend/query/function_catalog.cc		 4 60 (6%) 31 (12%) 2025-04-25
backend/schema/parser/ddl_parser.cc
backend/schema/catalog/schema.cc		 4 45 (8%) 33 (12%) 2025-04-25
common/feature_flags.h
backend/actions/manager.cc		 4 36 (11%) 21 (19%) 2025-04-25
backend/schema/catalog/schema.cc
backend/query/information_schema_catalog.cc		 4 33 (12%) 42 (9%) 2025-04-25
common/feature_flags.h
backend/schema/printer/print_ddl.cc		 4 36 (11%) 31 (12%) 2025-04-25
backend/schema/updater/schema_updater.cc
backend/schema/parser/ddl_parser.cc		 4 56 (7%) 45 (8%) 2025-04-25
backend/schema/catalog/schema.cc
backend/query/function_catalog.cc		 4 33 (12%) 31 (12%) 2025-04-25
common/errors.h
backend/actions/manager.cc		 4 54 (7%) 21 (19%) 2025-04-25
backend/schema/catalog/schema.h
backend/query/function_catalog.cc		 4 26 (15%) 31 (12%) 2025-04-25
backend/schema/printer/print_ddl.cc
backend/query/function_catalog.cc		 4 31 (12%) 31 (12%) 2025-04-25
backend/schema/printer/print_ddl.cc
backend/actions/manager.cc		 4 31 (12%) 21 (19%) 2025-04-25
common/errors.h
backend/schema/parser/ddl_parser.cc		 4 54 (7%) 45 (8%) 2025-04-25
common/feature_flags.h
backend/query/information_schema_catalog.h		 4 36 (11%) 21 (19%) 2025-04-25
backend/schema/parser/ddl_parser.h
backend/query/catalog.cc		 4 21 (19%) 34 (11%) 2025-04-25
Dependencies between files in same commits
The number on the lines shows the number of shared commits.
G [common/feature_flags.h] [common/feature_flags.h] [backend/query/information_schema_catalog.cc] [backend/query/information_schema_catalog.cc] [common/feature_flags.h]--[backend/query/information_schema_catalog.cc] 6 [backend/schema/ddl/operations.proto] [backend/schema/ddl/operations.proto] [common/feature_flags.h]--[backend/schema/ddl/operations.proto] 4 [backend/schema/catalog/schema.cc] [backend/schema/catalog/schema.cc] [common/feature_flags.h]--[backend/schema/catalog/schema.cc] 4 [backend/schema/printer/print_ddl.cc] [backend/schema/printer/print_ddl.cc] [common/feature_flags.h]--[backend/schema/printer/print_ddl.cc] 4 [backend/query/function_catalog.h] [backend/query/function_catalog.h] [common/feature_flags.h]--[backend/query/function_catalog.h] 4 [backend/actions/manager.cc] [backend/actions/manager.cc] [common/feature_flags.h]--[backend/actions/manager.cc] 4 [backend/query/information_schema_catalog.h] [backend/query/information_schema_catalog.h] [common/feature_flags.h]--[backend/query/information_schema_catalog.h] 4 [backend/query/function_catalog.cc] [backend/query/function_catalog.cc] [common/feature_flags.h]--[backend/query/function_catalog.cc] 4 [backend/schema/parser/ddl_parser.h] [backend/schema/parser/ddl_parser.h] [common/feature_flags.h]--[backend/schema/parser/ddl_parser.h] 4 [backend/query/information_schema_catalog.cc]--[backend/query/function_catalog.cc] 4 [backend/schema/parser/ddl_parser.cc] [backend/schema/parser/ddl_parser.cc] [backend/schema/parser/ddl_parser.cc]--[backend/query/information_schema_catalog.cc] 4 [backend/schema/parser/ddl_parser.cc]--[backend/schema/catalog/schema.cc] 4 [backend/schema/parser/ddl_parser.cc]--[backend/query/function_catalog.cc] 4 [backend/schema/ddl/operations.proto]--[backend/schema/catalog/schema.cc] 4 [backend/schema/ddl/operations.proto]--[backend/query/function_catalog.cc] 4 [backend/schema/catalog/schema.cc]--[backend/query/information_schema_catalog.cc] 4 [backend/query/catalog.cc] [backend/query/catalog.cc] [backend/schema/catalog/schema.cc]--[backend/query/catalog.cc] 4 [backend/schema/catalog/schema.cc]--[backend/actions/manager.cc] 4 [backend/schema/catalog/schema.cc]--[backend/query/information_schema_catalog.h] 4 [backend/schema/catalog/schema.cc]--[backend/query/function_catalog.cc] 4 [backend/schema/catalog/schema.h] [backend/schema/catalog/schema.h] [backend/schema/catalog/schema.h]--[backend/schema/catalog/schema.cc] 4 [backend/schema/catalog/schema.h]--[backend/query/function_catalog.cc] 4 [backend/schema/printer/print_ddl.cc]--[backend/query/function_catalog.h] 4 [backend/schema/printer/print_ddl.cc]--[backend/actions/manager.cc] 4 [backend/schema/printer/print_ddl.cc]--[backend/query/function_catalog.cc] 4 [backend/query/catalog.cc]--[backend/actions/manager.cc] 4 [backend/query/information_schema_catalog.h]--[backend/query/function_catalog.cc] 4 [backend/query/function_catalog.cc]--[backend/query/catalog.cc] 4 [backend/schema/updater/schema_updater.cc] [backend/schema/updater/schema_updater.cc] [backend/schema/updater/schema_updater.cc]--[backend/query/information_schema_catalog.cc] 4 [backend/schema/updater/schema_updater.cc]--[backend/schema/parser/ddl_parser.cc] 4 [backend/schema/updater/schema_updater.cc]--[backend/schema/ddl/operations.proto] 4 [backend/schema/updater/schema_updater.cc]--[backend/schema/catalog/schema.h] 4 [backend/schema/updater/schema_updater.cc]--[backend/schema/printer/print_ddl.cc] 4 [backend/schema/updater/schema_updater.cc]--[backend/query/function_catalog.h] 4 [backend/schema/updater/schema_updater.cc]--[backend/actions/manager.cc] 4 [backend/schema/updater/schema_updater.cc]--[backend/query/function_catalog.cc] 4 [backend/schema/parser/ddl_parser.h]--[backend/query/information_schema_catalog.cc] 4 [backend/schema/parser/ddl_parser.h]--[backend/schema/catalog/schema.h] 4 [backend/schema/parser/ddl_parser.h]--[backend/query/catalog.cc] 4 [common/errors.h] [common/errors.h] [common/errors.h]--[backend/schema/parser/ddl_parser.cc] 4 [common/errors.h]--[backend/schema/ddl/operations.proto] 4 [common/errors.h]--[backend/query/function_catalog.h] 4 [common/errors.h]--[backend/actions/manager.cc] 4 [common/errors.h]--[backend/query/information_schema_catalog.h] 4 [common/errors.h]--[backend/query/function_catalog.cc] 4 [backend/query/search/search_function_catalog.cc] [backend/query/search/search_function_catalog.cc] [backend/query/search/search_function_catalog.cc]--[backend/query/information_schema_catalog.cc] 4 [common/errors.cc] [common/errors.cc] [common/errors.cc]--[backend/query/information_schema_catalog.cc] 4 [common/errors.cc]--[backend/schema/catalog/schema.h] 4 [common/errors.cc]--[backend/query/information_schema_catalog.h] 4 [common/errors.cc]--[backend/query/function_catalog.cc] 4
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Dependencies between components in same commits (primary)
The number on the lines shows the number of shared commits.
G common common common--common 4 backend backend common--backend 6 backend--backend 6 frontend frontend frontend--common 2 frontend--backend 2 frontend--frontend 2
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