gT-ddlmZddlmZddlmZddlmZddlm Z edejdzZedejd zZGd d eZ y ) ) namedtuple)BaseDatabaseIntrospection) FieldInfo) TableInfo)Indexr) is_autofieldcommentr)r ceZdZiddddddddd d d d d ddddddddddddddddddddddd d!d"Zd#ZgZfd$Zd%Zd&Zd*d'Z d(Z d)Z xZ S)+DatabaseIntrospection BooleanField BinaryFieldBigIntegerFieldSmallIntegerField IntegerField TextFieldi FloatFieldiieGenericIPAddressFieldi CharFieldii: DateFieldi; TimeFieldiZ DateTimeFieldii DurationFieldi DecimalField UUIDField JSONField)ii ibtreect|||}|js|jr d|jvr|dk(ry|dk(ry|dk(ry|S)Nnextvalr AutoFieldr BigAutoFieldrSmallAutoField)superget_field_typerdefault)self data_type description field_type __class__s i/var/www/skyplay_api_hub/venv/lib/python3.12/site-packages/django/db/backends/postgresql/introspection.pyr)z$DatabaseIntrospection.get_field_type)s]W+I{C  # #   [000^+"00%22'c|jd|jDcgc]}|d|jvrt|c}Scc}w)z>Return a list of table and view names in the current database.aB SELECT c.relname, CASE WHEN c.relispartition THEN 'p' WHEN c.relkind IN ('m', 'v') THEN 'v' ELSE 't' END, obj_description(c.oid, 'pg_class') FROM pg_catalog.pg_class c LEFT JOIN pg_catalog.pg_namespace n ON n.oid = c.relnamespace WHERE c.relkind IN ('f', 'm', 'p', 'r', 'v') AND n.nspname NOT IN ('pg_catalog', 'pg_toast') AND pg_catalog.pg_table_is_visible(c.oid) r)executefetchallignored_tablesr)r+cursorrows r0get_table_listz$DatabaseIntrospection.get_table_list8sR  &( 1vT000 sO   s Ac |jd|g|jDcic] }|d|dd }}|jd|jjj |z|j Dcgc]t}t |j|j|j |jn |j|j|j|jg||jvc}Scc}wcc}w)zi Return a description of the table with the DB-API cursor.description interface. a SELECT a.attname AS column_name, NOT (a.attnotnull OR (t.typtype = 'd' AND t.typnotnull)) AS is_nullable, pg_get_expr(ad.adbin, ad.adrelid) AS column_default, CASE WHEN collname = 'default' THEN NULL ELSE collname END AS collation, a.attidentity != '' AS is_autofield, col_description(a.attrelid, a.attnum) AS column_comment FROM pg_attribute a LEFT JOIN pg_attrdef ad ON a.attrelid = ad.adrelid AND a.attnum = ad.adnum LEFT JOIN pg_collation co ON a.attcollation = co.oid JOIN pg_type t ON a.atttypid = t.oid JOIN pg_class c ON a.attrelid = c.oid JOIN pg_namespace n ON c.relnamespace = n.oid WHERE c.relkind IN ('f', 'm', 'p', 'r', 'v') AND c.relname = %s AND n.nspname NOT IN ('pg_catalog', 'pg_toast') AND pg_catalog.pg_table_is_visible(c.oid) rNzSELECT * FROM %s LIMIT 1) r3r4 connectionops quote_namer-rname type_code display_size internal_size precisionscale)r+r6 table_nameline field_maps r0get_table_descriptionz+DatabaseIntrospection.get_table_descriptionQs  &L) ,4:??3DE4T!Wd12h&E E &)<)<)G)G )S S **    &*&7&7&?""TEVEV""  499%   F  s C9=A9C>c|jd|g|jDcgc]}|d||ddc}Scc}w)Na SELECT s.relname AS sequence_name, a.attname AS colname FROM pg_class s JOIN pg_depend d ON d.objid = s.oid AND d.classid = 'pg_class'::regclass AND d.refclassid = 'pg_class'::regclass JOIN pg_attribute a ON d.refobjid = a.attrelid AND d.refobjsubid = a.attnum JOIN pg_class tbl ON tbl.oid = d.refobjid AND tbl.relname = %s AND pg_catalog.pg_table_is_visible(tbl.oid) WHERE s.relkind = 'S'; rr:)r>tablecolumnr3r4)r+r6rD table_fieldsr7s r0 get_sequencesz#DatabaseIntrospection.get_sequencessR "L% ,( VjCF C   s<c|jd|g|jDcic]}|d|d|dfc}Scc}w)z Return a dictionary of {field_name: (field_name_other_table, other_table)} representing all foreign keys in the given table. a{ SELECT a1.attname, c2.relname, a2.attname FROM pg_constraint con LEFT JOIN pg_class c1 ON con.conrelid = c1.oid LEFT JOIN pg_class c2 ON con.confrelid = c2.oid LEFT JOIN pg_attribute a1 ON c1.oid = a1.attrelid AND a1.attnum = con.conkey[1] LEFT JOIN pg_attribute a2 ON c2.oid = a2.attrelid AND a2.attnum = con.confkey[1] WHERE c1.relname = %s AND con.contype = 'f' AND c1.relnamespace = c2.relnamespace AND pg_catalog.pg_table_is_visible(c1.oid) rr:rK)r+r6rDr7s r0 get_relationsz#DatabaseIntrospection.get_relationssO  L! $5;OO4EFSAQQ((FFFs>c  i}|jd|g|jD]>\}}}}}||dk(|dv|dk(rt|jddnd|dk(d d|d ||<@|jd |j|g|jD]k\} }} } } } }}| |vs| |jk(xr| j d  xr|du}|dgk7r|ng| dgk7r| ng| | dd d |rt jn| ||d || <m|S)z Retrieve any constraints or keys (unique, pk, fk, check, index) across one or more columns. Also retrieve the definition of expression-based indexes. aH SELECT c.conname, array( SELECT attname FROM unnest(c.conkey) WITH ORDINALITY cols(colid, arridx) JOIN pg_attribute AS ca ON cols.colid = ca.attnum WHERE ca.attrelid = c.conrelid ORDER BY cols.arridx ), c.contype, (SELECT fkc.relname || '.' || fka.attname FROM pg_attribute AS fka JOIN pg_class AS fkc ON fka.attrelid = fkc.oid WHERE fka.attrelid = c.confrelid AND fka.attnum = c.confkey[1]), cl.reloptions FROM pg_constraint AS c JOIN pg_class AS cl ON c.conrelid = cl.oid WHERE cl.relname = %s AND pg_catalog.pg_table_is_visible(cl.oid) p)rRuf.r:NcF)columns primary_keyunique foreign_keycheckindex definitionoptionsaa SELECT indexname, array_agg(attname ORDER BY arridx), indisunique, indisprimary, array_agg(ordering ORDER BY arridx), amname, exprdef, s2.attoptions FROM ( SELECT c2.relname as indexname, idx.*, attr.attname, am.amname, CASE WHEN idx.indexprs IS NOT NULL THEN pg_get_indexdef(idx.indexrelid) END AS exprdef, CASE am.amname WHEN %s THEN CASE (option & 1) WHEN 1 THEN 'DESC' ELSE 'ASC' END END as ordering, c2.reloptions as attoptions FROM ( SELECT * FROM pg_index i, unnest(i.indkey, i.indoption) WITH ORDINALITY koi(key, option, arridx) ) idx LEFT JOIN pg_class c ON idx.indrelid = c.oid LEFT JOIN pg_class c2 ON idx.indexrelid = c2.oid LEFT JOIN pg_am am ON c2.relam = am.oid LEFT JOIN pg_attribute attr ON attr.attrelid = c.oid AND attr.attnum = idx.key WHERE c.relname = %s AND pg_catalog.pg_table_is_visible(c.oid) ) s2 GROUP BY indexname, indisunique, indisprimary, amname, exprdef, attoptions; _btreeT) rWordersrXrYrZr[r\typer]r^)r3r4tuplesplitindex_default_access_methodendswithrsuffix)r+r6rD constraints constraintrWkind used_colsr^r\rYprimaryr`type_r] basic_indexs r0get_constraintsz%DatabaseIntrospection.get_constraintss{    (L+ .>D__=N  9Jy'"#s{*,AEuY__S!%<=RV"" 'K #  ' P - -z :S* h__          K'T===(x00 (  4 +2dV*;w(.4&(8fb#*$#'"!,7ELLU",& & E"' >r1)) __name__ __module__ __qualname__data_types_reverserdr5r)r8rGrMrPrn __classcell__)r/s@r0r r s N M    N  K  \ \ $ k k k k o o o!" k#$).#*N  2. ` 4G2wr1r N) collectionsr%django.db.backends.base.introspectionrr BaseFieldInfor BaseTableInfodjango.db.modelsr_fieldsr ror1r0r{sR"KLL" {M$9$9