test: hivesql show syntax unit tests

test/parser/hive/syntax/fixtures/show.sql

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+-- Show Databases
+SHOW SCHEMAS;
+
+SHOW DATABASES LIKE 'identifier_with_wildcards';
+
+-- Show Connectors
+SHOW CONNECTORS;
+
+-- Show Tables
+SHOW TABLES;
+
+SHOW TABLES IN db1 'identifier_with_wildcards';
+
+-- Show Views
+SHOW VIEWS;
+
+SHOW VIEWS FROM schema1 LIKE 'pattern_with_wildcards';
+
+SHOW MATERIALIZED VIEWS IN database2 LIKE 'pattern_with_wildcards';
+
+-- Show Partitions
+SHOW PARTITIONS tbl1;
+
+SHOW PARTITIONS table_name PARTITION(ds='2010-03-03', hr='12');
+
+SHOW PARTITIONS databaseFoo.tableBar WHERE hr >= 10 AND ds='2010-03-03' ORDER BY hr DESC LIMIT 10;  
+
+-- Show Table/Partition Extended
+SHOW TABLE EXTENDED LIKE part_table;
+
+SHOW TABLE EXTENDED IN database3 LIKE 'identifier_with_wildcards' PARTITION(ds='2010-03-03', hr='12');
+
+-- Show Table Properties
+SHOW TBLPROPERTIES tblname;
+
+SHOW TBLPROPERTIES tblname("foo");
+
+-- Show Create Table
+SHOW CREATE TABLE db.tbl1;
+
+-- Show Indexes
+-- SHOW INDEX ON idx_tbl;
+
+-- SHOW FORMATTED INDEXES ON idx_tbl2 FROM db_1;
+
+-- Show Columns
+SHOW COLUMNS FROM tble;
+
+SHOW COLUMNS IN table_name FROM db_1 LIKE 'pattern_with_wildcards';
+
+-- Show Functions
+SHOW FUNCTIONS;
+
+SHOW FUNCTIONS LIKE "<pattern>";
+
+-- Show Locks
+SHOW LOCKS tbl1;
+
+SHOW LOCKS tbl2 EXTENDED;
+
+SHOW LOCKS tbl3 PARTITION (ds='2010-03-03', hr='12');
+
+SHOW LOCKS tbl4 PARTITION (ds='2010-03-03', hr='12') EXTENDED;
+
+SHOW LOCKS DATABASE db1; 
+
+-- Show Conf
+SHOW CONF 'conf1';
+
+-- Show Transactions
+SHOW TRANSACTIONS;
+
+-- Show Compactions
+SHOW COMPACTIONS;
+
+SHOW COMPACTIONS DATABASE db1;
+
+SHOW COMPACTIONS tbl0;
+
+SHOW COMPACTIONS db1.tbl0 
+PARTITION (p=101,day='Monday') 
+POOL 'pool0' 
+TYPE 'minor' 
+STATUS 'ready for clean' 
+ORDER BY cq_table DESC, cq_state
+LIMIT 42;
+
+-- Show Roles
+SHOW ROLES;
+
+SHOW CURRENT ROLES;
+
+-- Show Role Grant
+SHOW ROLE GRANT USER user1;
+
+-- Show Principals
+SHOW PRINCIPALS role1;
+
+-- Show Grant
+SHOW GRANT USER ashutosh ON TABLE hivejiratable;
+
+SHOW GRANT ROLE role1 ON ALL; 
+
+SHOW GRANT ON TABLE hivejiratable;
+
+
+

test/parser/hive/syntax/showStatement.test.ts

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+import HiveSQL from '../../../../src/parser/hive';
+import { readSQL } from '../../../helper';
+
+const parser = new HiveSQL();
+
+const features = {
+    shows: readSQL(__dirname, 'show.sql'),
+};
+
+describe('Hive Show Syntax Tests', () => {
+    features.shows.forEach((show) => {
+        it(show, () => {
+            expect(parser.validate(show).length).toBe(0);
+        });
+    });
+});