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to_char: revert cc0d90b73b
Revert "to_char(float4/8): zero pad to specified length". There are
too many platform-specific problems, and the proper rounding is missing.
Also revert companion patch 9d61b9953c
.
This commit is contained in:
@ -1499,73 +1499,3 @@ select * from generate_series(1::numeric, 3::numeric) i, generate_series(1,5,i)
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3 | 4
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(10 rows)
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--
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-- Test code path for high-precision output
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--
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SELECT to_char(float8 '99999999999', '9999999999999999D99999999');
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to_char
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----------------------------
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99999999999.00000000
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(1 row)
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SELECT to_char(float8 '99999999999', '9999999999999999D' || repeat('9', 1000));
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to_char
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------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
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99999999999.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
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(1 row)
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SELECT to_char(float8 '1e9','999999999999999999999D9');
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to_char
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--------------------------
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1000000000.0
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(1 row)
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SELECT to_char(float8 '1e20','999999999999999999999D9');
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to_char
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--------------------------
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100000000000000000000.0
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(1 row)
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SELECT to_char(1e20, '999999999999999999999D9');
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to_char
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--------------------------
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100000000000000000000.0
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(1 row)
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SELECT to_char(float8 '1.123456789123456789', '9.' || repeat('9', 55));
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to_char
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------------------------------------------------------------
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1.1234567891234500000000000000000000000000000000000000000
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(1 row)
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SELECT to_char(float8 '1999999999999999999999999999999999999999999999.123456789123456789',
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repeat('9', 50) || '.' || repeat('9', 50));
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to_char
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--------------------------------------------------------------------------------------------------------
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1999999999999990000000000000000000000000000000.00000000000000000000000000000000000000000000000000
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(1 row)
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SELECT to_char(float8 '0.1', '9D' || repeat('9', 1000));
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to_char
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---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
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.1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
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(1 row)
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SELECT to_char(int4 '1', '9D' || repeat('9', 1000) || 'EEEE');
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to_char
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-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
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1.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000e+00
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(1 row)
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SELECT to_char(float4 '1', '9D' || repeat('9', 1000) || 'EEEE');
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to_char
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-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
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1.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000e+00
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(1 row)
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SELECT to_char(float8 '1', '9D' || repeat('9', 1000) || 'EEEE');
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to_char
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-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
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1.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000e+00
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(1 row)
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@ -1806,7 +1806,7 @@ SELECT to_char(SUM(n::float8) OVER (ORDER BY i ROWS BETWEEN CURRENT ROW AND 1 FO
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FROM (VALUES(1,1e20),(2,1)) n(i,n);
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to_char
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--------------------------
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100000000000000000000.0
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100000000000000000000
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1.0
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(2 rows)
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@ -858,20 +858,3 @@ select (i / (10::numeric ^ 131071))::numeric(1,0)
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select * from generate_series(1::numeric, 3::numeric) i, generate_series(i,3) j;
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select * from generate_series(1::numeric, 3::numeric) i, generate_series(1,i) j;
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select * from generate_series(1::numeric, 3::numeric) i, generate_series(1,5,i) j;
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--
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-- Test code path for high-precision output
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--
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SELECT to_char(float8 '99999999999', '9999999999999999D99999999');
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SELECT to_char(float8 '99999999999', '9999999999999999D' || repeat('9', 1000));
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SELECT to_char(float8 '1e9','999999999999999999999D9');
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SELECT to_char(float8 '1e20','999999999999999999999D9');
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SELECT to_char(1e20, '999999999999999999999D9');
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SELECT to_char(float8 '1.123456789123456789', '9.' || repeat('9', 55));
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SELECT to_char(float8 '1999999999999999999999999999999999999999999999.123456789123456789',
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repeat('9', 50) || '.' || repeat('9', 50));
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SELECT to_char(float8 '0.1', '9D' || repeat('9', 1000));
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SELECT to_char(int4 '1', '9D' || repeat('9', 1000) || 'EEEE');
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SELECT to_char(float4 '1', '9D' || repeat('9', 1000) || 'EEEE');
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SELECT to_char(float8 '1', '9D' || repeat('9', 1000) || 'EEEE');
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