8000 doc: document the maximum char/varchar length value · postgres/postgres@62c49fc · GitHub
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doc: document the maximum char/varchar length value
Reported-by: Japin Li Discussion: https://postgr.es/m/MEYP282MB1669B13E98AE531617CB1386B6979@MEYP282MB1669.AUSP282.PROD.OUTLOOK.COM Backpatch-through: 10
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‎doc/src/sgml/datatype.sgml

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@@ -1217,6 +1217,8 @@ SELECT '52093.89'::money::numeric::float8;
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<type>char(<replaceable>n</replaceable>)</type> are aliases for <type>character
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varying(<replaceable>n</replaceable>)</type> and
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<type>character(<replaceable>n</replaceable>)</type>, respectively.
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If specified, the length must be greater than zero and cannot exceed
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10485760.
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<type>character</type> without length specifier is equivalent to
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<type>character(1)</type>. If <type>character varying</type> is used
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without length specifier, the type accepts strings of any size. The

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