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Code Issues Releases Wiki Activity

improved sql parser.

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This commit is contained in:
wenshao
2017-08-29 21:15:09 +08:00
parent 718500cf59
commit fd20785f6b
48 changed files with 894 additions and 847 deletions
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src/main/java/com/alibaba/druid/stat/TableStat.java
+8 -11
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@@ -18,9 +18,8 @@ package com.alibaba.druid.stat;
import com.alibaba.druid.sql.SQLUtils;
import com.alibaba.druid.sql.ast.SQLExpr;
import com.alibaba.druid.sql.ast.expr.SQLPropertyExpr;
import com.alibaba.druid.util.FNVUtils;
import com.alibaba.druid.util.FnvHash;
import com.alibaba.druid.util.JdbcConstants;
import com.alibaba.druid.util.StringUtils;
import java.util.ArrayList;
import java.util.HashMap;
@@ -187,12 +186,11 @@ public class TableStat {
public static class Name {
private final String name;
private final long hash;
private final long hashCode64;
public Name(String name){
this.name = name;
hash = FNVUtils.fnv_64_lower_normalized(name);
this.name = name;
hashCode64 = FnvHash.hashCode64(name);
}
public String getName() {
@@ -205,7 +203,7 @@ public class TableStat {
}
public long hashCode64() {
return hash;
return hashCode64;
}
public boolean equals(Object o) {
@@ -214,7 +212,7 @@ public class TableStat {
}
Name other = (Name) o;
return this.hash == other.hash;
return this.hashCode64 == other.hashCode64;
}
public String toString() {
@@ -223,7 +221,6 @@ public class TableStat {
}
public static class Relationship {
private Column left;
private Column right;
private String operator;
@@ -437,9 +434,9 @@ public class TableStat {
dbType = JdbcConstants.ORACLE;
}
SQLExpr owner = SQLUtils.toSQLExpr(table, dbType);
hashCode64 = FNVUtils.fnv_64_lower(new SQLPropertyExpr(owner, name));
hashCode64 = new SQLPropertyExpr(owner, name).hashCode64();
} else {
hashCode64 = FNVUtils.fnv_64_lower(table, name);
hashCode64 = FnvHash.fnv_64_lower(table, name);
}
}