[
	// ====================
	// SECTION 1: COMMENTS
	// ====================
	{
		"description": "PostgreSQL comments - /* */ style",
		"q": [
			"select /* COMMENT */ 1",
			"select/* COMMENT */ 1",
			"select/* COMMENT */1",
			"/* COMMENT */select 1",
			"/* COMMENT */ select 1 ",
			"select 1/* COMMENT */  ",
			"select 1 /* COMMENT */ ",
			// Nested comments (PostgreSQL-specific)
			"select /* outer /* inner */ still outer */ 1",
			"select /* /* nested */ comment */ 1"
		],
		"s1": "select ?",
		"s2": "select ?",
		"s3": "select ?",
		"s4": "select ?"
	},
	{
		"description": "PostgreSQL comments -- style (no space required)",
		"q": [
			"--random_comment\n   select 1.1",
			"--random_comment\nselect 1.1",
			"   --random_comment\nselect 1.1",
			"-- random_comment\n select 1.1",
			"   --   random_comment\nselect 1.1",
			"--random_comment\n select 1.1 --final_comment\n   ",
			"--random_comment\n select 1.1--final_comment\n",
			"select 1 --aaaa",
			"select 1 -- a"
		],
		"s1": "select ?",
		"s2": "select ?",
		"s3": "select ?",
		"s4": "select ?"
	},
	// ========================
	// SECTION 2: STRING TYPES
	// ========================
	{
		"description": "Basic string literals - single quotes only",
		"q": [
			"select * from \"t\" where t = 'foo'"
		],
		"s1": "select * from \"t\" where t = ?",
		"s2": "select * from \"t\" where t = ?",
		"s3": "select * from \"t\" where t = ?",
		"s4": "select * from \"t\" where t = ?"
	},
	{
		"description": "Basic string literals - single quotes only 2",
		"q": [
			"select '1+ 1, 1 -1, 1 * 1 , 1/1 , 100 % 3'",
			"select ''''''''",
			"select '\\''",
			"select '\\\\'",
			"select '''\\\\''\\''''"
		],
		"s1": "select ?",
		"s2": "select ?",
		"s3": "select ?",
		"s4": "select ?"
	},
	{
		"description": "Basic string literals - single quotes only 3",
		"q": [
			"select '', '\\'', 'foo''bar\\'', '\\\\str_\\'foo'''"
		],
		"s1": "select ?, ?, ?, ?",
		"s2": "select ?,?,?,?",
		"s3": "select ?,?,?,?",
		"s4": "select ?,?,?,?"
	},
	{
		"description": "Dollar-quoted strings (PostgreSQL-specific)",
		"q": [
			"select $$dollar quoted string$$",
			"select $tag$custom tagged string$tag$",
			"select $$multi\nline\nstring$$",
			"select $outer$nested $$ quotes$outer$",
			"select $func$BEGIN\n  RETURN 1;\nEND;$func$",
			"select $$string with 'quotes'$$",
			"select $$string with \\backslash$$",
			"select $__$tag with underscores$__$"
		],
		"s1": "select ?",
		"s2": "select ?",
		"s3": "select ?",
		"s4": "select ?"
	},
	{
		"description": "Escape string constants (E'...')",
		"q": [
			"select E'escaped\\nstring'",
			"select E'unicode\\u0020space'",
			"select E'hex\\x0Anewline'",
			"select E'quotes''inside''string'",
			"select E'backslash\\\\escaped'",
			"select E'tab\\ttest'",
			"select E'carriage\\rreturn'"
		],
		"s1": "select ?",
		"s2": "select ?",
		"s3": "select ?",
		"s4": "select ?"
	},
	{
		"description": "Unicode escapes (U&'...')",
		"q": [
			"select U&'\\0441\\043B\\043E\\043D'",
			"select U&'d\\0061t\\+000061'",
			"select U&'\\0441\\043B\\043E\\043D' UESCAPE '!'",
			"select U&'\\00A9'",
			"select U&'hello\\0020world'"
		],
		"s1": "select ?",
		"s2": "select ?",
		"s3": "select ?",
		"s4": "select ?"
	},
	// ========================
	// SECTION 3: IDENTIFIERS
	// ========================
	{
		"description": "Double-quoted identifiers (PostgreSQL-specific)",
		"q": [
			"select \"columnName\" from \"tableName\""
		],
		"s1": "select \"columnName\" from \"tableName\"",
		"s2": "select \"columnName\" from \"tableName\"",
		"s3": "select \"columnName\" from \"tableName\"",
		"s4": "select \"columnName\" from \"tableName\""
	},
	// ========================
	// SECTION 4: NUMERIC LITERALS
	// ========================
	{
		"description": "PostgreSQL numeric and hex literals",
		"q": [
			"select 1.1",
			"select 99.1929",
			"select 1.1e9",
			"select 1.1e+9",
			"select 1.1e-9",
			"select 1.1E9",
			"select 1.1E+9",
			"select 1.1E-9",
			// PostgreSQL hex style
			"select x'100'",
			"select X'DEADBEEF'",
			"select 0x100", // This might be interpreted differently
			// Bit strings
			"select B'1010'",
			"select b'11001100'",
			"select true",
			"select '\\xDEADBEEF'::bytea"
		],
		"s1": "select ?",
		"s2": "select ?",
		"s3": "select ?",
		"s4": "select ?"
	},
	{
		"description": "BYTEA literals",
		"q": [
			"select '\\xDEADBEEF'::bytea",
			"select '\\000\\001\\002'::bytea",
			"select E'\\001\\002\\003'::bytea",
			"select '\\x'::bytea",
			"select '\\x1234567890ABCDEF'::bytea"
		],
		"s1": "select ?",
		"s2": "select ?",
		"s3": "select ?",
		"s4": "select ?"
	},
	// ========================
	// SECTION 5: ARRAYS
	// ========================
	{
		"description": "Array literals (PostgreSQL-specific)",
		"q": [
			"select ARRAY[1,2,3]",
			"select ARRAY[ARRAY[1,2],2,3]",
			"select ARRAY['foo','bar','baz']",
			"select ARRAY[1,null,3]",
			"select ARRAY[ARRAY[']'],2,3]::int[]",
			"select ARRAY[$$]$$,2]",
			"select ARRAY[ E'\\n', E'\\t', E'\\\\' ]",
			"select ARRAY[$test$1$test$]",
			"select ARRAY[$1$ $test$ 1 $test$ $1$]",
			"select ARRAY[NULL, NULL, NULL]",
			"select ARRAY[\"]\"]"
		],
		"s1": "select ?",
		"s2": "select ?",
		"s3": "select ?",
		"s4": "select ?"
	},
	{
		"description": "Array literals (PostgreSQL-specific)",
		"q": [
			"select '{1,2,3}'::int[]",
			"select '{{1,2},{3,4}}'::int[][]",
			"select '{\"foo\",\"bar\"}'::text[]"
		],
		"s1": "select ?",
		"s2": "select ?",
		"s3": "select ?",
		"s4": "select ?"
	},
	// ========================
	// SECTION 6: TYPE CASTS
	// ========================
	{
		"description": "Type casts (PostgreSQL-specific)",
		"q": [
			"select '100'::integer",
			"select '2023-01-01'::date",
			"select '1.234'::numeric(10,2)",
			"select 'true'::boolean",
			"select '{\"key\":\"value\"}'::json",
			"select '1 day'::interval",
			"select '12.34'::money",
			"select '192.168.1.1'::inet",
			"select '(1,2)'::point"
		],
		"s1": "select ?",
		"s2": "select ?",
		"s3": "select ?",
		"s4": "select ?"
	},
	// ========================
	// SECTION 7: OPERATORS
	// ========================
	{
		"description": "PostgreSQL operators",
		"q": [
			"select 1 +1"
		],
		"s1": "select ? +?",
		"s2": "select ?+?",
		"s3": "select ?+?",
		"s4": "select ?+?"
	},
	{
		"description": "PostgreSQL string concatenation",
		"q": [
			"select 'foo' || 'bar' || 123",
			"select 'foo' || 'bar' || 'baz'"
		],
		"s1": "select ? || ? || ?",
		"s2": "select ? || ? || ?",
		"s3": "select ? || ? || ?",
		"s4": "select ? || ? || ?"
	},
	{
		"description": "PostgreSQL pattern matching operators",
		"q": [
			"select 'foo' ~* '^f'",
			"select 'foo' ~* 'FOO'",
			"select 'foo' ~* 'bar'",
			"select 'foo' ~* 'BAR'"
		],
		"s1": "select ? ~* ?",
		"s2": "select ? ~*?",
		"s3": "select ? ~*?",
		"s4": "select ? ~*?"
	},
	{
		"description": "JSON operators",
		"q": [
			"select '{\"key\":\"value\"}'::json -> 'key'",
			"select '[1,2,3]'::json -> 1"
		],
		"s1": "select ?-> ?",
		"s2": "select ?-> ?",
		"s3": "select ?-> ?",
		"s4": "select ?-> ?"
	},
	{
		"description": "JSON operators",
		"q": [
			"select '{\"key\":\"value\"}'::jsonb @> '{\"key\":\"value\"}'"
		],
		"s1": "select ?@> ?",
		"s2": "select ?@> ?",
		"s3": "select ?@> ?",
		"s4": "select ?@> ?"
	},
	// ========================
	// SECTION 8: DOLLAR PARAMETERS
	// ========================
	{
		"description": "Dollar parameter references",
		"q": [
			"select $1, $2, $3"
		],
		"s1": "select $1, $2, $3",
		"s2": "select $1,$2,$3",
		"s3": "select $1,$2,$3",
		"s4": "select $1,$2,$3"
	},
	{
		"description": "Dollar parameter references 2",
		"q": [
			"select $func$...$func$"
		],
		"s1": "select ?",
		"s2": "select ?",
		"s3": "select ?",
		"s4": "select ?"
	},
	// ========================
	// SECTION 9: INTERVAL LITERALS
	// ========================
	{
		"description": "Interval literals",
		"q": [
			"select interval '1 day'",
			"select interval '2 hours 30 minutes'",
			"select interval 'P1Y2M3DT4H5M6S'",
			"select interval '1 day 2:03:04'",
			"select interval '1 year 2 months'"
		],
		"s1": "select interval ?",
		"s2": "select interval ?",
		"s3": "select interval ?",
		"s4": "select interval ?"
	},
	// ========================
	// SECTION 10: COMPLEX TYPES
	// ========================
	{
		"description": "JSON/JSONB literals",
		"q": [
			"select '{\"key\": \"value\"}'::json",
			"select '[1,2,3]'::jsonb",
			"select '{\"a\": 1, \"b\": null}'::json",
			"select '{\"array\": [1,2,3]}'::jsonb"
		],
		"s1": "select ?",
		"s2": "select ?",
		"s3": "select ?",
		"s4": "select ?"
	},
	{
		"description": "XML literals",
		"q": [
			"select xml '<foo/>'"
		],
		"s1": "select xml ?",
		"s2": "select xml ?",
		"s3": "select xml ?",
		"s4": "select xml ?"
	},
	{
		"description": "Geometric types",
		"q": [
			"select '(1,2)'::point",
			"select '((0,0),(1,1))'::box",
			"select '((0,0),1)'::circle",
			"select '[(0,0),(1,1)]'::lseg",
			"select '((0,0),(1,1),(2,0))'::path"
		],
		"s1": "select ?",
		"s2": "select ?",
		"s3": "select ?",
		"s4": "select ?"
	},
	{
		"description": "Network address types",
		"q": [
			"select '192.168.1.1'::inet",
			"select '192.168.1.0/24'::cidr",
			"select '08:00:2b:01:02:03'::macaddr",
			"select '08:00:2b:01:02:03:04:05'::macaddr8"
		],
		"s1": "select ?",
		"s2": "select ?",
		"s3": "select ?",
		"s4": "select ?"
	},
	// ========================
	// SECTION 11: SPACE COMPRESSION TESTS
	// ========================
	{
		"description": "Space compression with control characters",
		"q": [
			"SELECT\r\n\t1",
			"SELECT\r\n\t 1",
			"SELECT \r\n\t1",
			"SELECT \r\n\t 1",
			"SELECT \r\n\t 1\r\n\t",
			"SELECT \r\n\t 1 \r\n\t"
		],
		"s1": "SELECT ?",
		"s2": "SELECT ?",
		"s3": "SELECT ?",
		"s4": "SELECT ?"
	},
	{
		"description": "Space compression with strings and arrays",
		"q": [
			"SELECT\n'foo',\n\t4\n\t",
			"SELECT\n\t 'foo',\n\t4\n\t",
			"SELECT\n\t 'foo' ,\n\t4\n\t",
			"SELECT \n\t 'foo' ,\n\t4\n\t",
			"SELECT \n\t 'foo' \n\t ,\n\t4\n\t",
			"SELECT\n\t \n\t'foo',\n\t4\n\t"
		],
		"s2": "SELECT ?,?",
		"s3": "SELECT ?,?",
		"s4": "SELECT ?,?"
	},
	// ========================
	// SECTION 12: NULL VALUES
	// ========================
	{
		"description": "NULL values replacement",
		"q": [
			"SELECT * FROM table_NULL WHERE null_id IN (NULL,2,3,NULL,5,6,7,NULL8,9,10)"
		],
		"s1": "SELECT * FROM table_NULL WHERE null_id IN (?,?,?,?,?,?,?,NULL8,?,?)",
		"s2": "SELECT * FROM table_NULL WHERE null_id IN (?,?,?,?,?,?,?,NULL8,?,?)",
		"s3": "SELECT * FROM table_NULL WHERE null_id IN (?,?,?,...,NULL8,?,?)",
		"s4": "SELECT * FROM table_NULL WHERE null_id IN (?,?,?,...,NULL8,?,?)"
	},
	// ========================
	// SECTION 13: INSERT STATEMENTS
	// ========================
	{
		"description": "INSERT statements with PostgreSQL syntax",
		"q": [
			"INSERT INTO db.table (col1,col2,col3,col4) VALUES (\"val\",2,3,'foo0')",
			"INSERT INTO db.table (col1,col2,col3,col4) VALUES (\"val\",4,5,'foo1')"
		],
		"s1": "INSERT INTO db.table (col1,col2,col3,col4) VALUES (\"val\",?,?,?)",
		"s2": "INSERT INTO db.table (col1,col2,col3,col4) VALUES (\"val\",?,?,?)",
		"s3": "INSERT INTO db.table (col1,col2,col3,col4) VALUES (\"val\",?,?,?)",
		"s4": "INSERT INTO db.table (col1,col2,col3,col4) VALUES (\"val\",?,?,?)"
	},
	{
		"description": "INSERT with RETURNING clause (PostgreSQL-specific)",
		"q": [
			"INSERT INTO t (a,b) VALUES (1,2) RETURNING a,b"
		],
		"s1": "INSERT INTO t (a,b) VALUES (?,?) RETURNING a,b",
		"s2": "INSERT INTO t (a,b) VALUES (?,?) RETURNING a,b",
		"s3": "INSERT INTO t (a,b) VALUES (?,?) RETURNING a,b",
		"s4": "INSERT INTO t (a,b) VALUES (?,?) RETURNING a,b"
	},
	// ========================
	// SECTION 14: WITH QUERIES (CTEs)
	// ========================
	{
		"description": "WITH queries (Common Table Expressions)",
		"q": [
			"WITH cte AS (SELECT 1) SELECT * FROM cte",
			"WITH cte AS (SELECT $$123$$) SELECT * FROM cte"
		],
		"s1": "WITH cte AS (SELECT ?) SELECT * FROM cte",
		"s2": "WITH cte AS (SELECT ?) SELECT * FROM cte",
		"s3": "WITH cte AS (SELECT ?) SELECT * FROM cte",
		"s4": "WITH cte AS (SELECT ?) SELECT * FROM cte"
	},
	// ========================
	// SECTION 15: WINDOW FUNCTIONS
	// ========================
	{
		"description": "Window functions",
		"q": [
			"SELECT ROW_NUMBER() OVER (ORDER BY id)"
		],
		"s1": "SELECT ROW_NUMBER() OVER (ORDER BY id)",
		"s2": "SELECT ROW_NUMBER() OVER (ORDER BY id)",
		"s3": "SELECT ROW_NUMBER() OVER (ORDER BY id)",
		"s4": "SELECT ROW_NUMBER() OVER (ORDER BY id)"
	},
	// ========================
	// SECTION 16: ROW CONSTRUCTORS
	// ========================
	{
		"description": "Row constructors",
		"q": [
			"SELECT ROW(1, 'foo')"
		],
		"s1": "SELECT ROW(?, ?)",
		"s2": "SELECT ROW(?,?)",
		"s3": "SELECT ROW(?,?)",
		"s4": "SELECT ROW(?,?)"
	},
	// ========================
	// SECTION 17: DO BLOCKS
	// ========================
	{
		"description": "DO blocks (anonymous code blocks)",
		"q": [
			"DO $$ BEGIN RAISE NOTICE 'test'; END $$",
			"DO $$ DECLARE r RECORD; BEGIN FOR r IN SELECT * FROM t LOOP RAISE NOTICE '%', r; END LOOP; END $$"
		],
		"s1": "DO ?",
		"s2": "DO ?",
		"s3": "DO ?",
		"s4": "DO ?"
	},
	// ========================
	// SECTION 18: PREPARE/EXECUTE
	// ========================
	{
		"description": "PREPARE and EXECUTE statements",
		"q": [
			"EXECUTE myplan(1)",
			"EXECUTE myplan('test')"
		],
		"s1": "EXECUTE myplan(?)",
		"s2": "EXECUTE myplan(?)",
		"s3": "EXECUTE myplan(?)",
		"s4": "EXECUTE myplan(?)"
	},
	{
		"description": "PREPARE and EXECUTE statements",
		"q": [
			"PREPARE myplan (int) AS SELECT * FROM t WHERE id = $1"
		],
		"s1": "PREPARE myplan (int) AS SELECT * FROM t WHERE id = $1",
		"s2": "PREPARE myplan (int) AS SELECT * FROM t WHERE id = $1",
		"s3": "PREPARE myplan (int) AS SELECT * FROM t WHERE id = $1",
		"s4": "PREPARE myplan (int) AS SELECT * FROM t WHERE id = $1"
	},
	// ========================
	// SECTION 19: LOCK STATEMENTS
	// ========================
	{
		"description": "LOCK statements",
		"q": [
			"LOCK TABLE table IN ACCESS EXCLUSIVE MODE"
		],
		"s1": "LOCK TABLE table IN ACCESS EXCLUSIVE MODE",
		"s2": "LOCK TABLE table IN ACCESS EXCLUSIVE MODE",
		"s3": "LOCK TABLE table IN ACCESS EXCLUSIVE MODE",
		"s4": "LOCK TABLE table IN ACCESS EXCLUSIVE MODE"
	},
	// ========================
	// SECTION 20: CREATE TYPE STATEMENTS
	// ========================
	{
		"description": "CREATE TYPE statements",
		"q": [
			"CREATE TYPE mood AS ENUM ('sad', 'ok', 'happy')"
		],
		"s1": "CREATE TYPE mood AS ENUM (?, ?, ?)",
		"s2": "CREATE TYPE mood AS ENUM (?,?,?)",
		"s3": "CREATE TYPE mood AS ENUM (?,?,?)",
		"s4": "CREATE TYPE mood AS ENUM (?,?,?)"
	},
	// ========================
	// SECTION 21: COMPLEX EXAMPLES
	// ========================
	{
		"description": "Complex mixed PostgreSQL examples",
		"q": [
			"SELECT jsonb_build_object('id', id, 'data', data->>'field') FROM t WHERE id = $1"
		],
		"s1": "SELECT jsonb_build_object(?, id, ?, data->>?) FROM t WHERE id = $1",
		"s2": "SELECT jsonb_build_object(?,id,?,data->>?) FROM t WHERE id = $1",
		"s3": "SELECT jsonb_build_object(?,id,?,data->>?) FROM t WHERE id = $1",
		"s4": "SELECT jsonb_build_object(?,id,?,data->>?) FROM t WHERE id = $1"
	},
	// ========================
	// SECTION 22: DIGEST COMPRESSION TESTS
	// ========================
	{
		"description": "Digest compression with various limits",
		"q": [
			"INSERT INTO db.table (col1,col2,col3) VALUES (1.23234, 9.92381, 8.00)"
		],
		"mz": [
			{
				"digest_max_size": 57,
				"grouping_limit": 1,
				"groups_grouping_limit": 1,
				"digest": "INSERT INTO db.table (col1,col2,col3) VALUES (?,...)"
			},
			{
				"digest_max_size": 56,
				"grouping_limit": 1,
				"groups_grouping_limit": 1,
				"digest": "INSERT INTO db.table (col1,col2,col3) VALUES (?,...)"
			},
			{
				"digest_max_size": 55,
				"grouping_limit": 1,
				"groups_grouping_limit": 1,
				"digest": "INSERT INTO db.table (col1,col2,col3) VALUES (?,?"
			},
			{
				"digest_max_size": 54,
				"grouping_limit": 1,
				"groups_grouping_limit": 1,
				"replace_digits": 1,
				"digest": "INSERT INTO db.table (col?,col?,col?) VALUES (?,?"
			}
		]
	},
	{
		"description": "Complex INSERT with multiple value groups",
		"q": [
			"INSERT INTO t (a,b,c) VALUES (1,2,3),(4,5,6),(7,8,9) ON CONFLICT (a) DO UPDATE SET b = EXCLUDED.b"
		],
		"mz": [
			{
				"digest_max_size": 100,
				"grouping_limit": 1,
				"groups_grouping_limit": 1,
				"digest": "INSERT INTO t (a,b,c) VALUES (?,...),... ON CONFLICT (a) DO UPDATE SET b = EXCLUDED.b"
			}
		]
	},
	// ========================
	// SECTION 23: CORNER CASES
	// ========================
	{
		"description": "Corner cases with comments and trimming",
		"q": [
			"SELECT '01JSQMJPDJEF'  -- cmt: foo",
			"SELECT '01JSQMJPDJEF'  /* cmt: foo */"
		],
		"mz": [
			{
				"digest_max_size": 25,
				"grouping_limit": 3,
				"groups_grouping_limit": 10,
				"digest": "SELECT ?"
			},
			{
				"digest_max_size": 24,
				"grouping_limit": 3,
				"groups_grouping_limit": 10,
				"digest": "SELECT ?"
			}
		]
	},
	// ========================
	// SECTION 24: MONEY TYPE
	// ========================
	{
		"description": "Money type literals",
		"q": [
			"select '$12.34'::money + '$5.66'::money",
			"select '$1,000.00'::money + '$12.34'::money",
			"select '12.34'::money + '5.66'::money"
		],
		"s1": "select ?+ ?",
		"s2": "select ?+?",
		"s3": "select ?+?",
		"s4": "select ?+?"
	},
	// ========================
	// SECTION 25: RANGE TYPES
	// ========================
	{
		"description": "Range type literals",
		"q": [
			"select '[1,10]'::int4range",
			"select '(1,10]'::int4range",
			"select 'empty'::int4range",
			"select '[2023-01-01,2023-12-31]'::daterange",
			"select '[\"a\",\"z\"]'::textrange"
		],
		"s1": "select ?",
		"s2": "select ?",
		"s3": "select ?",
		"s4": "select ?"
	},
	// ========================
	// SECTION 26: FULL TEXT SEARCH
	// ========================
	{
		"description": "Full text search",
		"q": [
			"select phraseto_tsquery('english', 'quick brown fox')"
		],
		"s1": "select phraseto_tsquery(?, ?)",
		"s2": "select phraseto_tsquery(?,?)",
		"s3": "select phraseto_tsquery(?,?)",
		"s4": "select phraseto_tsquery(?,?)"
	},
	// ========================
	// SECTION 27: SPECIAL CHARACTERS
	// ========================
	{
		"description": "Special characters and edge cases",
		"q": [
			// Unicode in identifiers
			"select \"café\", \"naïve\""
		],
		"s1": "select \"café\", \"naïve\"",
		"s2": "select \"café\",\"naïve\"",
		"s3": "select \"café\",\"naïve\"",
		"s4": "select \"café\",\"naïve\""
	},
	{
		"description": "Special characters and edge cases 2",
		"q": [
			"select $$don't$$, 'won''t', E'can\\'t'",
			// Empty strings
			"select ''::text, ''::varchar, ''::char(10)"
		],
		"s1": "select ?, ?, ?",
		"s2": "select ?,?,?",
		"s3": "select ?,?,?",
		"s4": "select ?,?,?"
	},
	// ========================
	// SECTION 28: NOTIFY/LISTEN
	// ========================
	{
		"description": "NOTIFY and LISTEN commands",
		"q": [
			"NOTIFY channel"
		],
		"s1": "NOTIFY channel",
		"s2": "NOTIFY channel",
		"s3": "NOTIFY channel",
		"s4": "NOTIFY channel"
	},
	{
		"description": "NOTIFY and LISTEN commands 2",
		"q": [
			"NOTIFY channel, 'payload'"
		],
		"s1": "NOTIFY channel, ?",
		"s2": "NOTIFY channel,?",
		"s3": "NOTIFY channel,?",
		"s4": "NOTIFY channel,?"
	},
	// ========================
	// SECTION 29: TABLESPACE
	// ========================
	{
		"description": "Tablespace references",
		"q": [
			"CREATE TABLE t (id int) TABLESPACE myspace"
		],
		"s1": "CREATE TABLE t (id int) TABLESPACE myspace",
		"s2": "CREATE TABLE t (id int) TABLESPACE myspace",
		"s3": "CREATE TABLE t (id int) TABLESPACE myspace",
		"s4": "CREATE TABLE t (id int) TABLESPACE myspace"
	},
	// ========================
	// SECTION 30: COMPLEX CREATE TABLE
	// ========================
	{
		"description": "Complex CREATE TABLE with PostgreSQL features",
		"q": "CREATE TABLE test_table (\n  id SERIAL PRIMARY KEY,\n  data JSONB NOT NULL,\n  tags TEXT[] DEFAULT '{}',\n  created_at TIMESTAMPTZ DEFAULT NOW(),\n  updated_at TIMESTAMPTZ,\n  status TEXT CHECK (status IN ('active','inactive','pending')),\n  metadata HSTORE,\n  geodata GEOGRAPHY(POINT,4326),\n  CONSTRAINT valid_data CHECK (data ? 'id')\n) WITH (fillfactor=70) TABLESPACE pg_default",
		"mz": [
			{
				"digest_max_size": 512,
				"grouping_limit": 0,
				"groups_grouping_limit": 0,
				"replace_null": false,
				"digest": "CREATE TABLE test_table (id SERIAL PRIMARY KEY,data JSONB NOT NULL,tags TEXT[] DEFAULT ?,created_at TIMESTAMPTZ DEFAULT NOW(),updated_at TIMESTAMPTZ,status TEXT CHECK (status IN (?,?,?)),metadata HSTORE,geodata GEOGRAPHY(POINT,?),CONSTRAINT valid_data CHECK (data ? ?)) WITH (fillfactor=?) TABLESPACE pg_default"
			}
		]
	},
	// ========================
	// SECTION 31: DOUBLE QUOTE
	// ========================
	{
		"description": "PostgreSQL double-quote",
		"q": [
			"select \"ARRAY[1,2,3]\""
		],
		"s1": "select \"ARRAY[1,2,3]\"",
		"s2": "select \"ARRAY[1,2,3]\"",
		"s3": "select \"ARRAY[1,2,3]\"",
		"s4": "select \"ARRAY[1,2,3]\""
	},
	// ========================
	// SECTION 32: DOUBLE QUOTE 2
	// ========================
	{
		"description": "PostgreSQL double-quote 2",
		"q": [
			"select \"user\"\"s\""
		],
		"s1": "select \"user\"\"s\"",
		"s2": "select \"user\"\"s\"",
		"s3": "select \"user\"\"s\"",
		"s4": "select \"user\"\"s\""
	},
	// ========================
	// SECTION 32: DOUBLE QUOTE 2
	// ========================
	{
		"description": "PostgreSQL double-quote 2",
		"q": [
			"select \"user\"\"s\""
		],
		"s1": "select \"user\"\"s\"",
		"s2": "select \"user\"\"s\"",
		"s3": "select \"user\"\"s\"",
		"s4": "select \"user\"\"s\""
	},
	// ========================
	// SECTION 33: KEEP COMMENTS
	// ========================
	{
		"description": "Keep Comments",
		"q": "SELECT /*test*/ 1",
		"mz": [
			{
				"digest_max_size": 512,
				"grouping_limit": 0,
				"groups_grouping_limit": 0,
				"replace_null": false,
				"keep_comment": true,
				"digest": "SELECT /*test*/ ?"
			}
		]
	},
	// ========================
	// SECTION 33: NESTED KEEP COMMENTS
	// ========================
	{
		"description": "Nested Keep Comments",
		"q": "SELECT /* outer /* inner */ outer */ 1",
		"mz": [
			{
				"digest_max_size": 512,
				"grouping_limit": 0,
				"groups_grouping_limit": 0,
				"replace_null": false,
				"keep_comment": true,
				"digest": "SELECT /* outer /* inner */ outer */ ?"
			}
		]
	},
	// ========================
	// SECTION 34: MULTIPLE COMMENTS [KEEP COMMENTS]
	// ========================
	{
		"description": "Multiple Comments [Keep Comments]",
		"q": "SELECT /* comment 1 */ '1', /*comment 2*/ '2', /*comment 3*/ '3'",
		"mz": [
			{
				"digest_max_size": 512,
				"grouping_limit": 0,
				"groups_grouping_limit": 0,
				"replace_null": false,
				"keep_comment": true,
				"digest": "SELECT /* comment 1 */ ?,/*comment 2*/?,/*comment 3*/ ?"
			}
		]
	}
]