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Item::print(): remove redundant parentheses

by introducing new Item::precedence() method and using it
to decide whether parentheses are required
This commit is contained in:
Sergei Golubchik
2016-11-27 19:50:10 +01:00
parent 1db438c833
commit 180065ebb0
188 changed files with 2684 additions and 2553 deletions

View File

@@ -18,7 +18,7 @@ EXPLAIN
"access_type": "ALL",
"rows": 10,
"filtered": 100,
"attached_condition": "(t1.a in (2,3,4))"
"attached_condition": "t1.a in (2,3,4)"
}
}
}
@@ -39,7 +39,7 @@ ANALYZE
"r_total_time_ms": "REPLACED",
"filtered": 100,
"r_filtered": 30,
"attached_condition": "(t1.a in (2,3,4))"
"attached_condition": "t1.a in (2,3,4)"
}
}
}
@@ -59,7 +59,7 @@ ANALYZE
"r_rows": 10,
"r_filtered": 30,
"r_total_time_ms": "REPLACED",
"attached_condition": "(t1.a in (2,3,4))"
"attached_condition": "t1.a in (2,3,4)"
}
}
}
@@ -79,7 +79,7 @@ ANALYZE
"r_rows": 10,
"r_filtered": 0,
"r_total_time_ms": "REPLACED",
"attached_condition": "(t1.a in (20,30,40))"
"attached_condition": "t1.a in (20,30,40)"
}
}
}