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Fix typos and grammar in comments and docs
Author: Justin Pryzby Discussion: https://postgr.es/m/20210416070310.GG3315@telsasoft.com
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@ -730,7 +730,7 @@ LOG: request for BRIN range summarization for index "brin_wi_idx" page 128 was
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for <xref linkend="sql-altertable"/>. When set to a positive value,
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each block range is assumed to contain this number of distinct non-null
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values. When set to a negative value, which must be greater than or
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equal to -1, the number of distinct non-null is assumed linear with
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equal to -1, the number of distinct non-null values is assumed to grow linearly with
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the maximum possible number of tuples in the block range (about 290
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rows per block). The default value is <literal>-0.1</literal>, and
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the minimum number of distinct non-null values is <literal>16</literal>.
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@ -833,7 +833,7 @@ typedef struct BrinOpcInfo
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Returns whether all the ScanKey entries are consistent with the given
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indexed values for a range.
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The attribute number to use is passed as part of the scan key.
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Multiple scan keys for the same attribute may be passed at once, the
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Multiple scan keys for the same attribute may be passed at once; the
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number of entries is determined by the <literal>nkeys</literal> parameter.
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</para>
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</listitem>
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@ -1214,7 +1214,7 @@ typedef struct BrinOpcInfo
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<para>
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The minmax-multi operator class is also intended for data types implementing
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a totally ordered sets, and may be seen as a simple extension of the minmax
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a totally ordered set, and may be seen as a simple extension of the minmax
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operator class. While minmax operator class summarizes values from each block
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range into a single contiguous interval, minmax-multi allows summarization
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into multiple smaller intervals to improve handling of outlier values.
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@ -354,15 +354,15 @@ current=testdb1 (should be testdb1)
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</para>
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<para>
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The third option is to declare sql identifier linked to
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The third option is to declare a SQL identifier linked to
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the connection, for example:
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<programlisting>
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EXEC SQL AT <replaceable>connection-name</replaceable> DECLARE <replaceable>statement-name</replaceable> STATEMENT;
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EXEC SQL PREPARE <replaceable>statement-name</replaceable> FROM :<replaceable>dyn-string</replaceable>;
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</programlisting>
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Once you link a sql identifier to a connection, you execute a dynamic SQL
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without AT clause. Note that this option behaves like preprocessor directives,
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therefore the link is enabled only in the file.
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Once you link a SQL identifier to a connection, you execute dynamic SQL
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without an AT clause. Note that this option behaves like preprocessor
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directives, therefore the link is enabled only in the file.
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</para>
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<para>
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Here is an example program using this option:
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@ -6911,15 +6911,15 @@ EXEC SQL [ AT <replaceable class="parameter">connection_name</replaceable> ] DEC
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<title>Description</title>
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<para>
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<command>DECLARE STATEMENT</command> declares SQL statement identifier.
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<command>DECLARE STATEMENT</command> declares a SQL statement identifier.
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SQL statement identifier can be associated with the connection.
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When the identifier is used by dynamic SQL statements, these SQLs are executed
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by using the associated connection.
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The namespace of the declaration is the precompile unit, and multiple declarations to
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the same SQL statement identifier is not allowed.
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Note that if the precompiler run in the Informix compatibility mode and some SQL statement
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is declared, "database" can not be used as a cursor name.
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When the identifier is used by dynamic SQL statements, the statements
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are executed using the associated connection.
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The namespace of the declaration is the precompile unit, and multiple
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declarations to the same SQL statement identifier are not allowed.
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Note that if the precompiler runs in Informix compatibility mode and
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some SQL statement is declared, "database" can not be used as a cursor
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name.
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</para>
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</refsect1>
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