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|
# name: test/sql/cast/string_to_integer_exponent_cast.test
# description: String to Integer casts with Decimals and Exponents
# group: [cast]
statement ok
PRAGMA enable_verification
# Positive numbers (includes unsigned)
foreach type <integral>
# Positive Number - Positive Exponent
query I
select '1e2'::${type};
----
100
query I
select '1.23e2'::${type};
----
123
query I
select '1.234e2'::${type};
----
123
query I
select '1.235e2'::${type};
----
124
# Positive Number - Negative Exponent
query I
select '1e-2'::${type};
----
0
query I
select '123.456e-2'::${type};
----
1
query I
select '1584.92e-2'::${type};
----
16
query I
select '1214.235e-2'::${type};
----
12
# Out of range
statement error
select '10e40'::${type};
----
Conversion Error
endloop
# Negative numbers (excludes unsigned)
foreach type <signed>
# Negative Number - Positive Exponent
query I
select '-1e2'::${type};
----
-100
query I
select '-1.23456e2'::${type};
----
-123
query I
select '-0.158492e2'::${type};
----
-16
query I
select '-1.235e2'::${type};
----
-124
# Negative Number - Negative Exponent
query I
select '-100e-2'::${type};
----
-1
query I
select '-50.23456e-2'::${type};
----
-1
query I
select '-1584.92e-2'::${type};
----
-16
query I
select '-1.235e-2'::${type};
----
0
query I
select '5.5e-1'::bigint;
----
1
query I
select '9.5e-5'::${type};
----
0
statement error
select '-10e40'::${type};
----
Conversion Error
endloop
# Check limits (signed)
query II
select '12.7e1'::TINYINT, '-12.8e1'::TINYINT;
----
127 -128
query II
select '3276.7e1'::SMALLINT, '-3276.8e1'::SMALLINT;
----
32767 -32768
query II
select '214748364.7e1'::INTEGER, '-214748364.8e1'::INTEGER;
----
2147483647 -2147483648
query II
select '922337203685477580.7e1'::BIGINT, '-922337203685477580.8e1'::BIGINT;
----
9223372036854775807 -9223372036854775808
query II
select '17014118346046923173168730371588410572.7e1'::HUGEINT, '-17014118346046923173168730371588410572.8e1'::HUGEINT;
----
170141183460469231731687303715884105727 -170141183460469231731687303715884105728
# Check limits (unsigned)
query I
select '25.5e1'::UTINYINT;
----
255
query I
select '6553.5e1'::USMALLINT;
----
65535
query I
select '429496729.5e1'::UINTEGER;
----
4294967295
query I
select '1844674407370955161.5e1'::UBIGINT;
----
18446744073709551615
query I
select '34028236692093846346337460743176821145.5e1'::UHUGEINT;
----
340282366920938463463374607431768211455
# going over limit should error (signed)
statement error
select '12.8e1'::TINYINT;
----
Conversion Error
statement error
select '3276.8e1'::SMALLINT;
----
Conversion Error
statement error
select '214748364.8e1'::INTEGER;
----
Conversion Error
statement error
select '922337203685477580.8e1'::BIGINT;
----
Conversion Error
statement error
select '17014118346046923173168730371588410572.8e1'::HUGEINT;
----
Conversion Error
statement error
select '-12.9e1'::TINYINT;
----
Conversion Error
statement error
select '-3276.9e1'::SMALLINT;
----
Conversion Error
statement error
select '-214748364.9e1'::INTEGER;
----
Conversion Error
statement error
select '-922337203685477580.9e1'::BIGINT;
----
Conversion Error
statement error
select '-17014118346046923173168730371588410572.9e1'::HUGEINT;
----
Conversion Error
# going over limit should error (unsigned)
statement error
select '25.6e1'::UTINYINT;
----
Conversion Error
statement error
select '6553.6e1'::USMALLINT;
----
Conversion Error
statement error
select '429496729.6e1'::UINTEGER;
----
Conversion Error
statement error
select '1844674407370955161.6e1'::UBIGINT;
----
Conversion Error
# exponent limit
statement error
select '1e100000'::int;
----
Conversion Error
statement error
select '1e-100000'::int;
----
Conversion Error
# some more "extreme" cases
query I
select '0.00000000000000000000000000000009223372036854775807e50'::BIGINT;
----
9223372036854775807
query I
select '-0.00000000000000000000000000000009223372036854775807e50'::BIGINT;
----
-9223372036854775807
query I
select '0.00000000000170141183460469231731687303715884105727e50'::HUGEINT;
----
170141183460469231731687303715884105727
query I
select '-0.00000000000170141183460469231731687303715884105727e50'::HUGEINT;
----
-170141183460469231731687303715884105727
query I
select '15123456789e-32768'::int;
----
0
query I
select '0e32767'::int;
----
0
|
