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SqlExp: TABLE1(S_TABLE_2()) SqlId form

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git-svn-id: svn://ultimatepp.org/upp/trunk@7757 f0d560ea-af0d-0410-9eb7-867de7ffcac7
This commit is contained in:
cxl 2014-10-03 07:08:35 +00:00
parent 64c1c62820
commit d4d1dc2a5f
4 changed files with 34 additions and 4 deletions
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11
uppsrc/Sql/SqlVal.cpp
View file

@ -39,6 +39,17 @@ SqlId SqlId::operator&(const SqlId& s) const
return ToString() + "$" + s.ToString();
}
SqlId SqlId::operator()(const S_info& table) const
{
String x;
for(int i = 0; i < table.GetCount(); i++)
if(x.IsEmpty())
PutOf0(x, table.GetId(i));
else
PutOf(x, table.GetId(i));
return x;
}
String SqlS::operator()() const
{
return String().Cat() << '(' << text << ')';

3
uppsrc/Sql/Sqlexp.h
View file

@ -14,6 +14,8 @@ class SqlSet;
class SqlSelect;
class Case;
struct S_info;
// ----------
struct FieldOperator {
@ -134,6 +136,7 @@ public:
SqlId operator[](const SqlId& id) const; // deprecated
SqlId operator()(SqlId p) const;
SqlId operator()(const S_info& table) const;
//$ SqlId operator()(SqlId p, SqlId p1, ...);
#define E__PutSqlId(I) PutOf(x, p##I)

3
uppsrc/Sql/sch_header.h
View file

@ -37,6 +37,9 @@ public: \
void Set(int i, const Value& v) { return info->Set(this, i, v); } \
void Set(const SqlId& id, const Value& v) { return info->Set(this, id, v); } \
void Set(const ValueMap& m) { return info->Set(this, m); } \
\
operator const S_info&() const { return *info; } \
\
S_##Table(); \
S_##Table(const ValueMap& m);

21
uppsrc/Sql/src.tpp/SqlExp$en-us.tpp
View file

@ -385,10 +385,18 @@ topic "SqlExp in examples";
[s0;%- [C1 where COL >`= 0]&]
[s0;%- [*C1 group by][C1 COLUMN1]&]
[s0;%- [*C1 having ][C1 COLUMN2 > 10]]
:: [s0;%- [C1 Select(ID, Avg(COL)).From(TABLE1).GroupBy(ID)]&]
[s0;%- [C1 .Having(][*C1 SqlBoolFunc(`"bool`_and`", COLUMN1 > 0)][C1 )]]
:: [s0;%- [C1 select ID, avg(COL) from TABLE1 group by ID]&]
[s0;%- [C1 having ][*C1 bool`_and(COLUMN1 > 0)]]
:: [s0;%- [*C1 ValueMap m;]&]
[s0;%- [*C1 m(COLUMN1, 1)(COLUMN2, `"hello`");]&]
[s0;%- [C1 Insert(TABLE1)(][*C1 m][C1 )]&]
[s0;C1%- &]
[s0;%- [C1 Update(TABLE2)(][*C1 m][C1 ).Where(ID `=`= 123)]]
:: [s0;C1%- &]
[s0;C1%- &]
[s0;%- [C1 insert into TABLE1(][*C1 COLUMN1, COLUMN2][C1 )]&]
[s0;%- [C1 values (][*C1 1, E`'hello`'][C1 )]&]
[s0;%- [C1 update TABLE2]&]
[s0;%- [C1 set ][*C1 COLUMN1 `= 1, COLUMN2 `= E`'hello`']&]
[s0;%- [C1 where ID `= 123]]
:: [s0;%- [*C1 Update(TABLE)]&]
[s0;%- [*C1 (COLUMN1, 13)]&]
[s0;%- [*C1 (COLUMN2, `"world`")]&]
@ -454,6 +462,11 @@ topic "SqlExp in examples";
::= [s0;%- [C1 Select(][*C1 SqlAll][C1 ().Of(TABLE1))]&]
[s0;%- [C1 .From(TABLE1)]]
::^ [s0;%- [C1 select TABLE1.][*C1 `*][C1 from TABLE1]]
:: [s0;%- [C1 Select(][*C1 TABLE1][C1 (][*C1 S`_TABLE2][C1 ()))]&]
[s0;%- [C1 .From(TABLE1)]]
:: [s0;%- [C1 select ][*C1 TABLE1.ID, TABLE1.TABLE1`_ID, TABLE1.NAME, TABLE1.LASTNAME,
TABLE1.BDATE, TABLE1.COLUMN2, TABLE1.SEQ]&]
[s0;%- [C1 from TABLE1]]
::= [s0;%- [C1 Vector<int> m;]&]
[s0;%- [C1 m << 1 << 2 << 3;]&]
[s0;%- [C1 Select(ID)]&]