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doc: correct syntax of pgtrgm examples in older releases

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Reported-by: Liudmila Mantrova

Discussion: https://postgr.es/m/ded40ecb-557e-8c50-7d58-69f4b5226664@postgrespro.ru

Backpatch-through: 9.6 and 10 only
This commit is contained in:
Bruce Momjian 2018-08-25 15:03:32 -04:00
parent 474d810246
commit 993b5a78ad
1 changed files with 2 additions and 2 deletions
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doc/src/sgml/pgtrgm.sgml
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@ -143,7 +143,7 @@
In the first string, the set of trigrams is
<literal>{" w"," wo","ord","wor","rd "}</literal>.
In the second string, the ordered set of trigrams is
<literal>{" t"," tw",two,"wo "," w"," wo","wor","ord","rds", ds "}</literal>.
<literal>{" t"," tw","two","wo "," w"," wo","wor","ord","rds","ds "}</literal>.
The most similar extent of an ordered set of trigrams in the second string
is <literal>{" w"," wo","wor","ord"}</literal>, and the similarity is
<literal>0.8</literal>.
@ -154,7 +154,7 @@
greatest similarity between the first string and any substring of the second
string. However, this function does not add padding to the boundaries of
the extent. Thus, the number of additional characters present in the
second string is not considered, except for the mismatched word boundry.
second string is not considered, except for the mismatched word boundries.
</para>
<table id="pgtrgm-op-table">