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• optional string migration_request_id = 1

  A system generated id with prefix ‘SMT’ to identify that the request was made via Spanner migration tool.

• optional MigrationData.Source source = 2

  Source for the migration.

• optional MigrationData.SourceConnectionMechanism source_connection_mechanism = 3

  Mechanism used to fetch source data.

• optional MigrationData.MigrationType migration_type = 4

  Type of migration.

• optional MigrationData.TargetDialect target_dialect = 5

  Type of target dialect.

• optional MigrationData.SchemaPatterns schema_patterns = 6

Used in: MigrationData

• MIGRATION_TYPE_UNSPECIFIED = 0

• SCHEMA_ONLY = 1

• DATA_ONLY = 2

• SCHEMA_AND_DATA = 3

Used in: MigrationData

• optional int32 num_tables = 1

  Number of tables in the database being migrated.

• optional int32 max_interleave_depth = 2

• optional int32 num_interleaves = 3

  Number of interleaves in the database being migrated.

• optional int32 num_indexes = 4

  Number of indexes in the database being migrated.

• optional int32 num_missing_primary_key = 5

  number of tables with missing primary key in the database being migrated

• optional int32 num_foreign_key = 6

  Number of foreign key in the database being migrated.

• optional int32 num_columns = 7

  Number of columns in the database.

• optional int32 num_warnings = 8

  Number of warnings occurred for the columns that didn’t map cleanly.

Used in: MigrationData

• SOURCE_UNSPECIFIED = 0

• MYSQL = 1

• POSTGRESQL = 2

• DYNAMODB = 3

• SQL_SERVER = 4

• ORACLE = 5

• CSV = 6

Used in: MigrationData

• SOURCE_CONNECTION_MECHANISM_UNSPECIFIED = 0

• DIRECT_CONNECTION = 1

• DB_DUMP = 2

• FILE = 3

Used in: MigrationData

• TARGET_DIALECT_UNSPECIFIED = 0

• GOOGLE_STANDARD_SQL = 1

• POSTGRESQL_STANDARD_SQL = 2