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Dropped repeated doc links in the same paragraph
And some more sql docs cleanup.
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lib/sql.py
12
lib/sql.py
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@ -85,11 +85,11 @@ class Composable(object):
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class Composed(Composable):
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"""
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A `Composable` object made of a sequence of `Composable`.
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A `Composable` object made of a sequence of `!Composable`.
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The object is usually created using `Composable` operators and methods.
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The object is usually created using `!Composable` operators and methods.
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However it is possible to create a `!Composed` directly specifying a
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sequence of `Composable` as arguments.
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sequence of `!Composable` as arguments.
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Example::
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@ -291,9 +291,9 @@ class Identifier(Composable):
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"""
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A `Composable` representing an SQL identifer.
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Identifiers usually represent names of database objects, such as tables
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or fields. They follow `different rules`__ than SQL string literals for
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escaping (e.g. they use double quotes).
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Identifiers usually represent names of database objects, such as tables or
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fields. PostgreSQL identifiers follow `different rules`__ than SQL string
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literals for escaping (e.g. they use double quotes instead of single).
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.. __: https://www.postgresql.org/docs/current/static/sql-syntax-lexical.html# \
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SQL-SYNTAX-IDENTIFIERS
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