Edit: dictionary.py
# dialects/oracle/dictionary.py # Copyright (C) 2005-2025 the SQLAlchemy authors and contributors # <see AUTHORS file> # # This module is part of SQLAlchemy and is released under # the MIT License: https://www.opensource.org/licenses/mit-license.php # mypy: ignore-errors from .types import DATE from .types import LONG from .types import NUMBER from .types import RAW from .types import VARCHAR2 from ... import Column from ... import MetaData from ... import Table from ... import table from ...sql.sqltypes import CHAR # constants DB_LINK_PLACEHOLDER = "__$sa_dblink$__" # tables dual = table("dual") dictionary_meta = MetaData() # NOTE: all the dictionary_meta are aliases because oracle does not like # using the full table@dblink for every column in query, and complains with # ORA-00960: ambiguous column naming in select list all_tables = Table( "all_tables" + DB_LINK_PLACEHOLDER, dictionary_meta, Column("owner", VARCHAR2(128), nullable=False), Column("table_name", VARCHAR2(128), nullable=False), Column("tablespace_name", VARCHAR2(30)), Column("cluster_name", VARCHAR2(128)), Column("iot_name", VARCHAR2(128)), Column("status", VARCHAR2(8)), Column("pct_free", NUMBER), Column("pct_used", NUMBER), Column("ini_trans", NUMBER), Column("max_trans", NUMBER), Column("initial_extent", NUMBER), Column("next_extent", NUMBER), Column("min_extents", NUMBER), Column("max_extents", NUMBER), Column("pct_increase", NUMBER), Column("freelists", NUMBER), Column("freelist_groups", NUMBER), Column("logging", VARCHAR2(3)), Column("backed_up", VARCHAR2(1)), Column("num_rows", NUMBER), Column("blocks", NUMBER), Column("empty_blocks", NUMBER), Column("avg_space", NUMBER), Column("chain_cnt", NUMBER), Column("avg_row_len", NUMBER), Column("avg_space_freelist_blocks", NUMBER), Column("num_freelist_blocks", NUMBER), Column("degree", VARCHAR2(10)), Column("instances", VARCHAR2(10)), Column("cache", VARCHAR2(5)), Column("table_lock", VARCHAR2(8)), Column("sample_size", NUMBER), Column("last_analyzed", DATE), Column("partitioned", VARCHAR2(3)), Column("iot_type", VARCHAR2(12)), Column("temporary", VARCHAR2(1)), Column("secondary", VARCHAR2(1)), Column("nested", VARCHAR2(3)), Column("buffer_pool", VARCHAR2(7)), Column("flash_cache", VARCHAR2(7)), Column("cell_flash_cache", VARCHAR2(7)), Column("row_movement", VARCHAR2(8)), Column("global_stats", VARCHAR2(3)), Column("user_stats", VARCHAR2(3)), Column("duration", VARCHAR2(15)), Column("skip_corrupt", VARCHAR2(8)), Column("monitoring", VARCHAR2(3)), Column("cluster_owner", VARCHAR2(128)), Column("dependencies", VARCHAR2(8)), Column("compression", VARCHAR2(8)), Column("compress_for", VARCHAR2(30)), Column("dropped", VARCHAR2(3)), Column("read_only", VARCHAR2(3)), Column("segment_created", VARCHAR2(3)), Column("result_cache", VARCHAR2(7)), Column("clustering", VARCHAR2(3)), Column("activity_tracking", VARCHAR2(23)), Column("dml_timestamp", VARCHAR2(25)), Column("has_identity", VARCHAR2(3)), Column("container_data", VARCHAR2(3)), Column("inmemory", VARCHAR2(8)), Column("inmemory_priority", VARCHAR2(8)), Column("inmemory_distribute", VARCHAR2(15)), Column("inmemory_compression", VARCHAR2(17)), Column("inmemory_duplicate", VARCHAR2(13)), Column("default_collation", VARCHAR2(100)), Column("duplicated", VARCHAR2(1)), Column("sharded", VARCHAR2(1)), Column("externally_sharded", VARCHAR2(1)), Column("externally_duplicated", VARCHAR2(1)), Column("external", VARCHAR2(3)), Column("hybrid", VARCHAR2(3)), Column("cellmemory", VARCHAR2(24)), Column("containers_default", VARCHAR2(3)), Column("container_map", VARCHAR2(3)), Column("extended_data_link", VARCHAR2(3)), Column("extended_data_link_map", VARCHAR2(3)), Column("inmemory_service", VARCHAR2(12)), Column("inmemory_service_name", VARCHAR2(1000)), Column("container_map_object", VARCHAR2(3)), Column("memoptimize_read", VARCHAR2(8)), Column("memoptimize_write", VARCHAR2(8)), Column("has_sensitive_column", VARCHAR2(3)), Column("admit_null", VARCHAR2(3)), Column("data_link_dml_enabled", VARCHAR2(3)), Column("logical_replication", VARCHAR2(8)), ).alias("a_tables") all_views = Table( "all_views" + DB_LINK_PLACEHOLDER, dictionary_meta, Column("owner", VARCHAR2(128), nullable=False), Column("view_name", VARCHAR2(128), nullable=False), Column("text_length", NUMBER), Column("text", LONG), Column("text_vc", VARCHAR2(4000)), Column("type_text_length", NUMBER), Column("type_text", VARCHAR2(4000)), Column("oid_text_length", NUMBER), Column("oid_text", VARCHAR2(4000)), Column("view_type_owner", VARCHAR2(128)), Column("view_type", VARCHAR2(128)), Column("superview_name", VARCHAR2(128)), Column("editioning_view", VARCHAR2(1)), Column("read_only", VARCHAR2(1)), Column("container_data", VARCHAR2(1)), Column("bequeath", VARCHAR2(12)), Column("origin_con_id", VARCHAR2(256)), Column("default_collation", VARCHAR2(100)), Column("containers_default", VARCHAR2(3)), Column("container_map", VARCHAR2(3)), Column("extended_data_link", VARCHAR2(3)), Column("extended_data_link_map", VARCHAR2(3)), Column("has_sensitive_column", VARCHAR2(3)), Column("admit_null", VARCHAR2(3)), Column("pdb_local_only", VARCHAR2(3)), ).alias("a_views") all_sequences = Table( "all_sequences" + DB_LINK_PLACEHOLDER, dictionary_meta, Column("sequence_owner", VARCHAR2(128), nullable=False), Column("sequence_name", VARCHAR2(128), nullable=False), Column("min_value", NUMBER), Column("max_value", NUMBER), Column("increment_by", NUMBER, nullable=False), Column("cycle_flag", VARCHAR2(1)), Column("order_flag", VARCHAR2(1)), Column("cache_size", NUMBER, nullable=False), Column("last_number", NUMBER, nullable=False), Column("scale_flag", VARCHAR2(1)), Column("extend_flag", VARCHAR2(1)), Column("sharded_flag", VARCHAR2(1)), Column("session_flag", VARCHAR2(1)), Column("keep_value", VARCHAR2(1)), ).alias("a_sequences") all_users = Table( "all_users" + DB_LINK_PLACEHOLDER, dictionary_meta, Column("username", VARCHAR2(128), nullable=False), Column("user_id", NUMBER, nullable=False), Column("created", DATE, nullable=False), Column("common", VARCHAR2(3)), Column("oracle_maintained", VARCHAR2(1)), Column("inherited", VARCHAR2(3)), Column("default_collation", VARCHAR2(100)), Column("implicit", VARCHAR2(3)), Column("all_shard", VARCHAR2(3)), Column("external_shard", VARCHAR2(3)), ).alias("a_users") all_mviews = Table( "all_mviews" + DB_LINK_PLACEHOLDER, dictionary_meta, Column("owner", VARCHAR2(128), nullable=False), Column("mview_name", VARCHAR2(128), nullable=False), Column("container_name", VARCHAR2(128), nullable=False), Column("query", LONG), Column("query_len", NUMBER(38)), Column("updatable", VARCHAR2(1)), Column("update_log", VARCHAR2(128)), Column("master_rollback_seg", VARCHAR2(128)), Column("master_link", VARCHAR2(128)), Column("rewrite_enabled", VARCHAR2(1)), Column("rewrite_capability", VARCHAR2(9)), Column("refresh_mode", VARCHAR2(6)), Column("refresh_method", VARCHAR2(8)), Column("build_mode", VARCHAR2(9)), Column("fast_refreshable", VARCHAR2(18)), Column("last_refresh_type", VARCHAR2(8)), Column("last_refresh_date", DATE), Column("last_refresh_end_time", DATE), Column("staleness", VARCHAR2(19)), Column("after_fast_refresh", VARCHAR2(19)), Column("unknown_prebuilt", VARCHAR2(1)), Column("unknown_plsql_func", VARCHAR2(1)), Column("unknown_external_table", VARCHAR2(1)), Column("unknown_consider_fresh", VARCHAR2(1)), Column("unknown_import", VARCHAR2(1)), Column("unknown_trusted_fd", VARCHAR2(1)), Column("compile_state", VARCHAR2(19)), Column("use_no_index", VARCHAR2(1)), Column("stale_since", DATE), Column("num_pct_tables", NUMBER), Column("num_fresh_pct_regions", NUMBER), Column("num_stale_pct_regions", NUMBER), Column("segment_created", VARCHAR2(3)), Column("evaluation_edition", VARCHAR2(128)), Column("unusable_before", VARCHAR2(128)), Column("unusable_beginning", VARCHAR2(128)), Column("default_collation", VARCHAR2(100)), Column("on_query_computation", VARCHAR2(1)), Column("auto", VARCHAR2(3)), ).alias("a_mviews") all_tab_identity_cols = Table( "all_tab_identity_cols" + DB_LINK_PLACEHOLDER, dictionary_meta, Column("owner", VARCHAR2(128), nullable=False), Column("table_name", VARCHAR2(128), nullable=False), Column("column_name", VARCHAR2(128), nullable=False), Column("generation_type", VARCHAR2(10)), Column("sequence_name", VARCHAR2(128), nullable=False), Column("identity_options", VARCHAR2(298)), ).alias("a_tab_identity_cols") all_tab_cols = Table( "all_tab_cols" + DB_LINK_PLACEHOLDER, dictionary_meta, Column("owner", VARCHAR2(128), nullable=False), Column("table_name", VARCHAR2(128), nullable=False), Column("column_name", VARCHAR2(128), nullable=False), Column("data_type", VARCHAR2(128)), Column("data_type_mod", VARCHAR2(3)), Column("data_type_owner", VARCHAR2(128)), Column("data_length", NUMBER, nullable=False), Column("data_precision", NUMBER), Column("data_scale", NUMBER), Column("nullable", VARCHAR2(1)), Column("column_id", NUMBER), Column("default_length", NUMBER), Column("data_default", LONG), Column("num_distinct", NUMBER), Column("low_value", RAW(1000)), Column("high_value", RAW(1000)), Column("density", NUMBER), Column("num_nulls", NUMBER), Column("num_buckets", NUMBER), Column("last_analyzed", DATE), Column("sample_size", NUMBER), Column("character_set_name", VARCHAR2(44)), Column("char_col_decl_length", NUMBER), Column("global_stats", VARCHAR2(3)), Column("user_stats", VARCHAR2(3)), Column("avg_col_len", NUMBER), Column("char_length", NUMBER), Column("char_used", VARCHAR2(1)), Column("v80_fmt_image", VARCHAR2(3)), Column("data_upgraded", VARCHAR2(3)), Column("hidden_column", VARCHAR2(3)), Column("virtual_column", VARCHAR2(3)), Column("segment_column_id", NUMBER), Column("internal_column_id", NUMBER, nullable=False), Column("histogram", VARCHAR2(15)), Column("qualified_col_name", VARCHAR2(4000)), Column("user_generated", VARCHAR2(3)), Column("default_on_null", VARCHAR2(3)), Column("identity_column", VARCHAR2(3)), Column("evaluation_edition", VARCHAR2(128)), Column("unusable_before", VARCHAR2(128)), Column("unusable_beginning", VARCHAR2(128)), Column("collation", VARCHAR2(100)), Column("collated_column_id", NUMBER), ).alias("a_tab_cols") all_tab_comments = Table( "all_tab_comments" + DB_LINK_PLACEHOLDER, dictionary_meta, Column("owner", VARCHAR2(128), nullable=False), Column("table_name", VARCHAR2(128), nullable=False), Column("table_type", VARCHAR2(11)), Column("comments", VARCHAR2(4000)), Column("origin_con_id", NUMBER), ).alias("a_tab_comments") all_col_comments = Table( "all_col_comments" + DB_LINK_PLACEHOLDER, dictionary_meta, Column("owner", VARCHAR2(128), nullable=False), Column("table_name", VARCHAR2(128), nullable=False), Column("column_name", VARCHAR2(128), nullable=False), Column("comments", VARCHAR2(4000)), Column("origin_con_id", NUMBER), ).alias("a_col_comments") all_mview_comments = Table( "all_mview_comments" + DB_LINK_PLACEHOLDER, dictionary_meta, Column("owner", VARCHAR2(128), nullable=False), Column("mview_name", VARCHAR2(128), nullable=False), Column("comments", VARCHAR2(4000)), ).alias("a_mview_comments") all_ind_columns = Table( "all_ind_columns" + DB_LINK_PLACEHOLDER, dictionary_meta, Column("index_owner", VARCHAR2(128), nullable=False), Column("index_name", VARCHAR2(128), nullable=False), Column("table_owner", VARCHAR2(128), nullable=False), Column("table_name", VARCHAR2(128), nullable=False), Column("column_name", VARCHAR2(4000)), Column("column_position", NUMBER, nullable=False), Column("column_length", NUMBER, nullable=False), Column("char_length", NUMBER), Column("descend", VARCHAR2(4)), Column("collated_column_id", NUMBER), ).alias("a_ind_columns") all_indexes = Table( "all_indexes" + DB_LINK_PLACEHOLDER, dictionary_meta, Column("owner", VARCHAR2(128), nullable=False), Column("index_name", VARCHAR2(128), nullable=False), Column("index_type", VARCHAR2(27)), Column("table_owner", VARCHAR2(128), nullable=False), Column("table_name", VARCHAR2(128), nullable=False), Column("table_type", CHAR(11)), Column("uniqueness", VARCHAR2(9)), Column("compression", VARCHAR2(13)), Column("prefix_length", NUMBER), Column("tablespace_name", VARCHAR2(30)), Column("ini_trans", NUMBER), Column("max_trans", NUMBER), Column("initial_extent", NUMBER), Column("next_extent", NUMBER), Column("min_extents", NUMBER), Column("max_extents", NUMBER), Column("pct_increase", NUMBER), Column("pct_threshold", NUMBER), Column("include_column", NUMBER), Column("freelists", NUMBER), Column("freelist_groups", NUMBER), Column("pct_free", NUMBER), Column("logging", VARCHAR2(3)), Column("blevel", NUMBER), Column("leaf_blocks", NUMBER), Column("distinct_keys", NUMBER), Column("avg_leaf_blocks_per_key", NUMBER), Column("avg_data_blocks_per_key", NUMBER), Column("clustering_factor", NUMBER), Column("status", VARCHAR2(8)), Column("num_rows", NUMBER), Column("sample_size", NUMBER), Column("last_analyzed", DATE), Column("degree", VARCHAR2(40)), Column("instances", VARCHAR2(40)), Column("partitioned", VARCHAR2(3)), Column("temporary", VARCHAR2(1)), Column("generated", VARCHAR2(1)), Column("secondary", VARCHAR2(1)), Column("buffer_pool", VARCHAR2(7)), Column("flash_cache", VARCHAR2(7)), Column("cell_flash_cache", VARCHAR2(7)), Column("user_stats", VARCHAR2(3)), Column("duration", VARCHAR2(15)), Column("pct_direct_access", NUMBER), Column("ityp_owner", VARCHAR2(128)), Column("ityp_name", VARCHAR2(128)), Column("parameters", VARCHAR2(1000)), Column("global_stats", VARCHAR2(3)), Column("domidx_status", VARCHAR2(12)), Column("domidx_opstatus", VARCHAR2(6)), Column("funcidx_status", VARCHAR2(8)), Column("join_index", VARCHAR2(3)), Column("iot_redundant_pkey_elim", VARCHAR2(3)), Column("dropped", VARCHAR2(3)), Column("visibility", VARCHAR2(9)), Column("domidx_management", VARCHAR2(14)), Column("segment_created", VARCHAR2(3)), Column("orphaned_entries", VARCHAR2(3)), Column("indexing", VARCHAR2(7)), Column("auto", VARCHAR2(3)), ).alias("a_indexes") all_ind_expressions = Table( "all_ind_expressions" + DB_LINK_PLACEHOLDER, dictionary_meta, Column("index_owner", VARCHAR2(128), nullable=False), Column("index_name", VARCHAR2(128), nullable=False), Column("table_owner", VARCHAR2(128), nullable=False), Column("table_name", VARCHAR2(128), nullable=False), Column("column_expression", LONG), Column("column_position", NUMBER, nullable=False), ).alias("a_ind_expressions") all_constraints = Table( "all_constraints" + DB_LINK_PLACEHOLDER, dictionary_meta, Column("owner", VARCHAR2(128)), Column("constraint_name", VARCHAR2(128)), Column("constraint_type", VARCHAR2(1)), Column("table_name", VARCHAR2(128)), Column("search_condition", LONG), Column("search_condition_vc", VARCHAR2(4000)), Column("r_owner", VARCHAR2(128)), Column("r_constraint_name", VARCHAR2(128)), Column("delete_rule", VARCHAR2(9)), Column("status", VARCHAR2(8)), Column("deferrable", VARCHAR2(14)), Column("deferred", VARCHAR2(9)), Column("validated", VARCHAR2(13)), Column("generated", VARCHAR2(14)), Column("bad", VARCHAR2(3)), Column("rely", VARCHAR2(4)), Column("last_change", DATE), Column("index_owner", VARCHAR2(128)), Column("index_name", VARCHAR2(128)), Column("invalid", VARCHAR2(7)), Column("view_related", VARCHAR2(14)), Column("origin_con_id", VARCHAR2(256)), ).alias("a_constraints") all_cons_columns = Table( "all_cons_columns" + DB_LINK_PLACEHOLDER, dictionary_meta, Column("owner", VARCHAR2(128), nullable=False), Column("constraint_name", VARCHAR2(128), nullable=False), Column("table_name", VARCHAR2(128), nullable=False), Column("column_name", VARCHAR2(4000)), Column("position", NUMBER), ).alias("a_cons_columns") # TODO figure out if it's still relevant, since there is no mention from here # https://docs.oracle.com/en/database/oracle/oracle-database/21/refrn/ALL_DB_LINKS.html # original note: # using user_db_links here since all_db_links appears # to have more restricted permissions. # https://docs.oracle.com/cd/B28359_01/server.111/b28310/ds_admin005.htm # will need to hear from more users if we are doing # the right thing here. See [ticket:2619] all_db_links = Table( "all_db_links" + DB_LINK_PLACEHOLDER, dictionary_meta, Column("owner", VARCHAR2(128), nullable=False), Column("db_link", VARCHAR2(128), nullable=False), Column("username", VARCHAR2(128)), Column("host", VARCHAR2(2000)), Column("created", DATE, nullable=False), Column("hidden", VARCHAR2(3)), Column("shard_internal", VARCHAR2(3)), Column("valid", VARCHAR2(3)), Column("intra_cdb", VARCHAR2(3)), ).alias("a_db_links") all_synonyms = Table( "all_synonyms" + DB_LINK_PLACEHOLDER, dictionary_meta, Column("owner", VARCHAR2(128)), Column("synonym_name", VARCHAR2(128)), Column("table_owner", VARCHAR2(128)), Column("table_name", VARCHAR2(128)), Column("db_link", VARCHAR2(128)), Column("origin_con_id", VARCHAR2(256)), ).alias("a_synonyms") all_objects = Table( "all_objects" + DB_LINK_PLACEHOLDER, dictionary_meta, Column("owner", VARCHAR2(128), nullable=False), Column("object_name", VARCHAR2(128), nullable=False), Column("subobject_name", VARCHAR2(128)), Column("object_id", NUMBER, nullable=False), Column("data_object_id", NUMBER), Column("object_type", VARCHAR2(23)), Column("created", DATE, nullable=False), Column("last_ddl_time", DATE, nullable=False), Column("timestamp", VARCHAR2(19)), Column("status", VARCHAR2(7)), Column("temporary", VARCHAR2(1)), Column("generated", VARCHAR2(1)), Column("secondary", VARCHAR2(1)), Column("namespace", NUMBER, nullable=False), Column("edition_name", VARCHAR2(128)), Column("sharing", VARCHAR2(13)), Column("editionable", VARCHAR2(1)), Column("oracle_maintained", VARCHAR2(1)), Column("application", VARCHAR2(1)), Column("default_collation", VARCHAR2(100)), Column("duplicated", VARCHAR2(1)), Column("sharded", VARCHAR2(1)), Column("created_appid", NUMBER), Column("created_vsnid", NUMBER), Column("modified_appid", NUMBER), Column("modified_vsnid", NUMBER), ).alias("a_objects")
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